Station Name: NEWARK/INT'L ARPT NJ WMO Station Number: 72502 National I.D. Number: 00286026 Country: UNITED STATES OF AMERICA WMO Region: REGION IV - NORTH & CENTRAL AMERICA Latitude: 40d 42m N Longitude: 074d 10m W Elevation: 9 m In the following tables, byr = beginning year of normals or extremes data period eyr = ending year of normals or extremes data period NA = Not Applicable, data not submitted or not computed * = value > 0 but < units resolution Ann-NCDC = annual value computed by NCDC from monthly values provided by Members ========================================================== The normals data and climate variable descriptions are presented in these tables as provided by the WMO Member country. ========================================================== Element 01: Dry Bulb Temperature (deg C) MEAN (Statistic 01): Mean Value #_YEARS (Statistic 98): Number of Years used to Calculate Normal -------------------------- byr: 1961 1961 eyr: 1990 1990 Statistic: MEAN #_YEARS Month -------------------------- Jan -.8 30 Feb .6 30 Mar 5.6 30 Apr 11.3 30 May 17.1 30 Jun 22.6 30 Jul 25.4 30 Aug 24.7 30 Sep 20.4 30 Oct 14.2 30 Nov 8.5 30 Dec 2.2 30 Annual 12.6 30 Ann-NCDC 12.7 NA -------------------------- Element 02: Maximum Dry Bulb Temperature (deg C) MEAN (Statistic 01): Mean Value MAX_VAL (Statistic 04): Maximum Value DATEMAX (Statistic 12): Date (Year/Day) of Occurrence of Maximum Daily Value #_YEARS (Statistic 98): Number of Years used to Calculate Normal ------------------------------------------ byr: 1961 1961 1961 1961 eyr: 1990 1989 1989 1990 Statistic: MEAN MAX_VAL DATEMAX #_YEARS Month ------------------------------------------ Jan 3.2 20.6 197427 30 Feb 4.7 22.8 198524 30 Mar 10.4 28.9 198529 30 Apr 16.6 33.9 197618 30 May 22.4 36.7 198730 30 Jun 27.9 38.3 198822 30 Jul 30.6 40.6 196603 30 Aug 29.7 37.8 197328 30 Sep 25.3 37.2 198311 30 Oct 19.3 30.6 196705 30 Nov 13.0 27.2 197401 30 Dec 6.1 22.2 198206 30 Annual 17.4 NA NA 30 Ann-NCDC 17.4 NA NA NA ------------------------------------------ Element 03: Minimum Dry Bulb Temperature (deg C) MEAN (Statistic 01): Mean Value MIN_VAL (Statistic 05): Minimum Value DATEMIN (Statistic 14): Date (Year/Day) of Occurrence of Minimum Daily Value #_YEARS (Statistic 98): Number of Years used to Calculate Normal ------------------------------------------ byr: 1961 1961 1961 1961 eyr: 1990 1989 1989 1990 Statistic: MEAN MIN_VAL DATEMIN #_YEARS Month ------------------------------------------ Jan -4.8 -22.2 198521 30 Feb -3.7 -18.9 196308 30 Mar .8 -13.9 198001 30 Apr 5.9 -8.9 198207 30 May 11.8 1.7 196610 30 Jun 17.1 7.8 198011 30 Jul 20.3 12.2 198801 30 Aug 19.7 7.2 198229 30 Sep 15.5 5.0 197424 30 Oct 9.0 -2.2 196924 30 Nov 4.0 -8.9 197630 30 Dec -1.6 -18.3 198026 30 Annual 7.8 NA NA 30 Ann-NCDC 7.8 NA NA NA ------------------------------------------ Element 04: Wet Bulb Temperature (deg C) SD3HRLY (Statistic 60): Standard Deviation of 3-Hourly Values MN3HRLY (Statistic 94): Mean of 3-Hourly Observations #_YEARS (Statistic 98): Number of Years used to Calculate Normal ---------------------------------- byr: 1961 1961 1961 eyr: 1989 1989 1989 Statistic: SD3HRLY MN3HRLY #_YEARS Month ---------------------------------- Jan 5.7 -2.7 29 Feb 5.4 -1.7 29 Mar 4.9 2.3 29 Apr 4.4 6.9 29 May 4.3 12.6 29 Jun 3.4 17.3 29 Jul 2.9 19.8 29 Aug 3.2 19.6 29 Sep 4.2 16.2 29 Oct 4.9 10.4 29 Nov 5.2 5.4 29 Dec 5.4 .0 29 Annual 9.2 8.8 29 Ann-NCDC NA 8.8 NA ---------------------------------- Element 05: Dew Point Temperature (deg C) SD3HRLY (Statistic 60): Standard Deviation of 3-Hourly Values MN3HRLY (Statistic 94): Mean of 3-Hourly Observations #_YEARS (Statistic 98): Number of Years used to Calculate Normal ---------------------------------- byr: 1961 1961 1961 eyr: 1989 1989 1989 Statistic: SD3HRLY MN3HRLY #_YEARS Month ---------------------------------- Jan 7.3 -7.1 29 Feb 7.3 -6.4 29 Mar 6.8 -2.7 29 Apr 6.3 1.8 29 May 5.8 8.7 29 Jun 4.6 13.9 29 Jul 4.1 16.8 29 Aug 4.3 16.9 29 Sep 5.3 13.4 29 Oct 6.3 7.0 29 Nov 6.8 1.8 29 Dec 7.1 -4.0 29 Annual 10.6 5.0 29 Ann-NCDC NA 5.0 NA ---------------------------------- Element 06: Precipitation (mm) MEANMLY (Statistic 15): Mean Monthly Value MIN_MLY (Statistic 20): Minimum Monthly Value QUIN20% (Statistic 22): First Quintile QUIN40% (Statistic 23): Second Quintile QUIN60% (Statistic 24): Third Quintile QUIN80% (Statistic 25): Fourth Quintile MAX_MLY (Statistic 26): Maximum Monthly Value #_YEARS (Statistic 98): Number of Years used to Calculate Normal -------------------------------------------------------------------------- byr: 1961 1961 1961 1961 1961 1961 1961 1961 eyr: 1990 1990 1990 1990 1990 1990 1990 1990 Statistic: MEANMLY MIN_MLY QUIN20% QUIN40% QUIN60% QUIN80% MAX_MLY #_YEARS Month -------------------------------------------------------------------------- Jan 86.1 11.4 39.1 62.2 88.1 126.5 256.5 30 Feb 77.2 31.0 51.1 66.0 81.0 101.1 125.5 30 Mar 98.3 27.9 54.1 77.5 102.4 137.2 283.0 30 Apr 97.5 22.9 52.6 75.9 101.3 137.2 283.0 30 May 104.9 13.2 50.3 77.5 107.9 151.9 259.6 30 Jun 81.8 12.4 45.2 64.5 85.1 114.0 162.6 30 Jul 114.3 22.6 57.2 86.1 118.1 163.8 253.5 30 Aug 99.3 12.7 45.2 71.6 101.6 145.5 270.0 30 Sep 93.0 26.2 47.2 70.6 96.3 133.1 228.6 30 Oct 77.5 5.3 41.9 60.5 80.5 108.7 147.3 30 Nov 99.3 13.0 45.7 71.9 101.6 145.3 292.9 30 Dec 87.6 16.0 41.7 64.3 89.9 127.3 240.5 30 Annual 1116.8 NA NA NA NA NA NA 30 Ann-NCDC 1116.8 NA NA NA NA NA NA NA -------------------------------------------------------------------------- Element 08: Maximum 24-Hour Precipitation (mm) MAX_DLY (Statistic 11): Maximum Daily Value DATEMAX (Statistic 12): Date (Year/Day) of Occurrence of Maximum Daily Value #_YEARS (Statistic 98): Number of Years used to Calculate Normal ---------------------------------- byr: 1961 1961 1961 eyr: 1989 1989 1989 Statistic: MAX_DLY DATEMAX #_YEARS Month ---------------------------------- Jan 74.9 197921 29 Feb 59.9 197302 29 Mar 66.0 197722 29 Apr 71.6 198616 29 May 99.6 197923 29 Jun 53.6 197709 29 Jul 83.6 198407 29 Aug 150.6 197127 29 Sep 119.6 196621 29 Oct 77.2 197329 29 Nov 170.9 197708 29 Dec 70.4 198322 29 Annual NA NA NA Ann-NCDC NA NA NA ---------------------------------- Element 09: Snowfall (cm) MEDIAN (Statistic 02): Median Value MAX_DLY (Statistic 11): Maximum Daily Value DATEMAX (Statistic 12): Date (Year/Day) of Occurrence of Maximum Daily Value MEANMLY (Statistic 15): Mean Monthly Value QUAR25% (Statistic 58): First Quartile QUAR75% (Statistic 59): Third Quartile #_YEARS (Statistic 98): Number of Years used to Calculate Normal ------------------------------------------------------------------ byr: 1961 1961 1961 1961 1961 1961 1961 eyr: 1989 1989 1989 1989 1989 1989 1989 Statistic: MEDIAN MAX_DLY DATEMAX MEANMLY QUAR25% QUAR75% #_YEARS Month ------------------------------------------------------------------ Jan 19.0 36.1 197820 22.6 6.9 34.0 29 Feb 16.5 45.5 197806 23.4 3.6 36.6 29 Mar 6.3 21.6 198105 9.4 2.0 11.2 29 Apr Trace 32.5 198206 1.8 .0 Trace 29 May .0 Trace 197709 Trace .0 .0 29 Jun .0 .0 198930 .0 .0 .0 29 Jul .0 .0 198931 .0 .0 .0 29 Aug .0 .0 198931 .0 .0 .0 29 Sep .0 .0 198930 .0 .0 .0 29 Oct .0 Trace 197910 Trace .0 .0 29 Nov Trace 13.5 198923 1.5 .0 1.8 29 Dec 7.4 18.5 196624 9.9 2.3 14.5 29 Annual NA NA NA 68.6 NA NA NA Ann-NCDC NA NA NA NA NA NA NA ------------------------------------------------------------------ Element 11: Relative Humidity (%) MN01LST (Statistic 71): Mean of Observations at 0100 LST MN04LST (Statistic 74): Mean of Observations at 0400 LST MN07LST (Statistic 77): Mean of Observations at 0700 LST MN10LST (Statistic 80): Mean of Observations at 1000 LST MN13LST (Statistic 83): Mean of Observations at 1300 LST MN16LST (Statistic 86): Mean of Observations at 1600 LST MN19LST (Statistic 89): Mean of Observations at 1900 LST MN22LST (Statistic 92): Mean of Observations at 2200 LST MN3HRLY (Statistic 94): Mean of 3-Hourly Observations ---------------------------------------------------------------------------------- byr: 1961 1961 1961 1961 1961 1961 1961 1961 1961 eyr: 1989 1989 1989 1989 1989 1989 1989 1989 1989 Statistic: MN01LST MN04LST MN07LST MN10LST MN13LST MN16LST MN19LST MN22LST MN3HRLY Month ---------------------------------------------------------------------------------- Jan 69.5 71.9 72.8 64.9 57.9 57.1 63.1 66.4 65.4 Feb 68.2 70.6 71.9 61.8 54.8 54.1 60.3 64.9 63.3 Mar 65.6 68.7 68.9 57.3 50.4 49.5 56.4 62.3 59.9 Apr 64.8 68.9 65.6 53.2 47.2 46.8 53.7 60.1 57.5 May 71.3 75.4 69.5 56.0 50.2 50.4 57.6 65.8 62.0 Jun 72.3 76.9 70.3 57.6 51.2 51.4 58.0 66.6 63.0 Jul 72.6 77.1 71.5 57.6 51.0 51.4 58.5 67.7 63.4 Aug 75.4 79.8 75.4 60.8 52.9 53.8 61.6 69.9 66.2 Sep 77.0 81.0 78.1 62.4 54.2 54.6 64.0 71.7 67.9 Oct 75.0 78.6 77.9 61.5 52.1 52.7 63.0 69.8 66.3 Nov 72.0 75.0 76.2 64.4 55.9 56.5 63.9 68.3 66.5 Dec 71.1 73.1 74.0 65.6 58.5 58.8 64.3 68.0 66.7 Annual 71.3 74.8 72.7 60.2 53.0 53.1 60.4 66.8 64.0 Ann-NCDC 71.2 74.7 72.7 60.3 53.0 53.1 60.4 66.8 64.0 ---------------------------------------------------------------------------------- Element 11: Relative Humidity (%) Statistic 98: Number of Years used to Calculate Normal Qualifier: 71: Mean of Observations at 0100 LST Qualifier: 74: Mean of Observations at 0400 LST Qualifier: 77: Mean of Observations at 0700 LST Qualifier: 80: Mean of Observations at 1000 LST Qualifier: 83: Mean of Observations at 1300 LST Qualifier: 86: Mean of Observations at 1600 LST Qualifier: 89: Mean of Observations at 1900 LST Qualifier: 92: Mean of Observations at 2200 LST Qualifier: 94: Mean of 3-Hourly Observations ---------------------------------------------------------------------------------- byr: 1961 1961 1961 1961 1961 1961 1961 1961 1961 eyr: 1989 1989 1989 1989 1989 1989 1989 1989 1989 Qualifier: 71 74 77 80 83 86 89 92 94 Month ---------------------------------------------------------------------------------- Jan 29 29 29 29 29 29 29 29 29 Feb 29 29 29 29 29 29 29 29 29 Mar 29 29 29 29 29 29 29 29 29 Apr 29 29 29 29 29 29 29 29 29 May 29 29 29 29 29 29 29 29 29 Jun 29 29 29 29 29 29 29 29 29 Jul 29 29 29 29 29 29 29 29 29 Aug 29 29 29 29 29 29 29 29 29 Sep 29 29 29 29 29 29 29 29 29 Oct 29 29 29 29 29 29 29 29 29 Nov 29 29 29 29 29 29 29 29 29 Dec 29 29 29 29 29 29 29 29 29 Annual 29 29 29 29 29 29 29 29 29 Ann-NCDC NA NA NA NA NA NA NA NA NA ---------------------------------------------------------------------------------- Element 12: Sea Level Pressure (hPa) MN3HRLY (Statistic 94): Mean of 3-Hourly Observations #_YEARS (Statistic 98): Number of Years used to Calculate Normal -------------------------- byr: 1961 1961 eyr: 1989 1989 Statistic: MN3HRLY #_YEARS Month -------------------------- Jan 1018.0 29 Feb 1017.4 29 Mar 1016.2 29 Apr 1014.9 29 May 1015.7 29 Jun 1015.2 29 Jul 1015.6 29 Aug 1016.7 29 Sep 1018.4 29 Oct 1019.1 29 Nov 1017.9 29 Dec 1018.4 29 Annual 1017.0 29 Ann-NCDC 1017.0 NA -------------------------- Element 16: Wind Speed (m/sec) MN3HRLY (Statistic 94): Mean of 3-Hourly Observations ------------------ byr: 1961 eyr: 1989 Month ------------------ Jan 5.3 Feb 5.5 Mar 5.7 Apr 5.5 May 4.8 Jun 4.6 Jul 4.3 Aug 4.2 Sep 4.4 Oct 4.5 Nov 4.9 Dec 5.1 Annual 4.9 Ann-NCDC 4.9 ------------------ Element 17: Wind Direction (degrees) Statistic 38: Frequency Qualifier: 000.0 degrees Qualifier: 022.5 degrees Qualifier: 045.0 degrees Qualifier: 067.5 degrees Qualifier: 090.0 degrees Qualifier: 112.5 degrees Qualifier: 135.0 degrees Qualifier: 157.5 degrees Qualifier: 180.0 degrees ---------------------------------------------------------------------------------- byr: 1961 1961 1961 1961 1961 1961 1961 1961 1961 eyr: 1989 1989 1989 1989 1989 1989 1989 1989 1989 Qualifier: 000.0 022.5 045.0 067.5 090.0 112.5 135.0 157.5 180.0 Month ---------------------------------------------------------------------------------- Jan .021 .092 .042 .020 .016 .013 .013 .019 .035 Feb .023 .097 .052 .024 .022 .021 .022 .022 .043 Mar .010 .090 .054 .038 .031 .037 .041 .037 .044 Apr .009 .067 .046 .037 .036 .053 .060 .041 .048 May .013 .064 .055 .034 .038 .067 .081 .062 .062 Jun .014 .057 .041 .023 .031 .053 .070 .060 .072 Jul .014 .056 .032 .019 .020 .036 .064 .070 .088 Aug .013 .073 .037 .019 .020 .033 .053 .058 .083 Sep .016 .108 .047 .035 .026 .035 .046 .046 .060 Oct .018 .106 .046 .027 .024 .032 .039 .039 .049 Nov .020 .097 .041 .026 .025 .024 .028 .026 .051 Dec .020 .106 .043 .021 .015 .012 .015 .020 .040 Annual NA NA NA NA NA NA NA NA NA Ann-NCDC NA NA NA NA NA NA NA NA NA ---------------------------------------------------------------------------------- Element 17: Wind Direction (degrees) Statistic 38: Frequency Qualifier: 202.5 degrees Qualifier: 225.0 degrees Qualifier: 247.5 degrees Qualifier: 270.0 degrees Qualifier: 292.5 degrees Qualifier: 315.0 degrees Qualifier: 337.5 degrees Qualifier: 360.0 degrees -------------------------------------------------------------------------- byr: 1961 1961 1961 1961 1961 1961 1961 1961 eyr: 1989 1989 1989 1989 1989 1989 1989 1989 Qualifier: 202.5 225.0 247.5 270.0 292.5 315.0 337.5 360.0 Month -------------------------------------------------------------------------- Jan .055 .097 .123 .107 .116 .108 .057 .065 Feb .048 .076 .089 .092 .100 .121 .071 .078 Mar .052 .060 .067 .069 .104 .123 .072 .071 Apr .060 .083 .068 .065 .091 .108 .067 .061 May .074 .101 .075 .051 .058 .065 .049 .055 Jun .085 .132 .086 .059 .061 .063 .045 .049 Jul .095 .123 .097 .066 .065 .058 .041 .057 Aug .090 .137 .094 .064 .063 .057 .044 .062 Sep .080 .117 .076 .061 .061 .058 .047 .080 Oct .086 .117 .089 .070 .067 .069 .050 .072 Nov .067 .114 .096 .086 .087 .094 .052 .066 Dec .060 .099 .103 .102 .115 .105 .055 .067 Annual NA NA NA NA NA NA NA NA Ann-NCDC NA NA NA NA NA NA NA NA -------------------------------------------------------------------------- Element 17: Wind Direction (degrees) PREVAIL (Statistic 41): Prevailing #_YEARS (Statistic 98): Number of Years used to Calculate Normal -------------------------- byr: 1961 1961 eyr: 1989 1989 Statistic: PREVAIL #_YEARS Month -------------------------- Jan 247.5 29 Feb 315.0 29 Mar 315.0 29 Apr 315.0 29 May 225.0 29 Jun 225.0 29 Jul 225.0 29 Aug 225.0 29 Sep 225.0 29 Oct 225.0 29 Nov 225.0 29 Dec 292.5 29 Annual 225.0 NA Ann-NCDC NA NA -------------------------- Element 51: Number Days with Thunder (count) MEANMLY (Statistic 15): Mean Monthly Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan .3 Feb .3 Mar 1.1 Apr 1.7 May 3.4 Jun 4.6 Jul 5.5 Aug 4.8 Sep 2.1 Oct 1.2 Nov .7 Dec .2 Annual 25.9 Ann-NCDC 25.9 ------------------ Element 61: Number Days with Haze/Smoke (count) MEANMLY (Statistic 15): Mean Monthly Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 10.8 Feb 8.8 Mar 10.4 Apr 9.4 May 14.0 Jun 17.4 Jul 18.6 Aug 18.6 Sep 15.5 Oct 13.7 Nov 10.8 Dec 9.8 Annual 157.8 Ann-NCDC 157.8 ------------------ Element 63: Number Days with Blowing Dust/Sand (count) MEANMLY (Statistic 15): Mean Monthly Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan .0 Feb .0 Mar * Apr .0 May .0 Jun .0 Jul * Aug .0 Sep .0 Oct .0 Nov .0 Dec .0 Annual * Ann-NCDC * ------------------ Element 83: Number Days Maximum Temperature GE Threshold (count) Statistic 15: Mean Monthly Value Qualifier: 10.0 deg C Qualifier: 35.0 deg C -------------------------- byr: 1961 1961 eyr: 1989 1989 Qualifier: 10.0 35.0 Month -------------------------- Jan 3.7 .0 Feb 5.0 .0 Mar 15.1 .0 Apr 27.0 .0 May 30.7 .3 Jun 30.0 1.2 Jul 31.0 3.0 Aug 31.0 .9 Sep 30.0 .4 Oct 30.3 .0 Nov 20.8 .0 Dec 6.9 .0 Annual 261.5 5.8 Ann-NCDC 261.5 5.8 -------------------------- Element 85: Number Days Minimum Temperature LE Threshold (count) Statistic 15: Mean Monthly Value Qualifier: 0.0 deg C Qualifier: 10.0 deg C -------------------------- byr: 1961 1961 eyr: 1989 1989 Qualifier: 0.0 10.0 Month -------------------------- Jan 24.6 31.0 Feb 21.3 27.9 Mar 12.5 30.6 Apr 1.6 26.4 May .0 10.3 Jun .0 .5 Jul .0 .0 Aug .0 .2 Sep .0 3.6 Oct .6 19.1 Nov 5.8 27.1 Dec 19.9 30.8 Annual 86.3 207.5 Ann-NCDC 86.3 207.5 -------------------------- Element 95: Number Days with Precipitation GE Threshold (count) Qualifier: 1.0 mm MEANMLY (Statistic 15): Mean Monthly Value ------------------ byr: 1961 eyr: 1989 Month ------------------ Jan 8.0 Feb 7.6 Mar 8.8 Apr 8.4 May 9.2 Jun 8.1 Jul 7.9 Aug 7.3 Sep 6.7 Oct 6.3 Nov 8.3 Dec 8.5 Annual 95.1 Ann-NCDC 95.1 ------------------ Element 97: Number Days with Freezing Rain/Drizzle (count) MEANMLY (Statistic 15): Mean Monthly Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan .4 Feb .3 Mar .1 Apr .0 May .0 Jun .0 Jul .0 Aug .0 Sep .0 Oct .0 Nov .1 Dec .2 Annual 1.1 Ann-NCDC 1.1 ------------------ Element 98: Number Days with Blowing Snow (count) MEANMLY (Statistic 15): Mean Monthly Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan .5 Feb .5 Mar .2 Apr .1 May .0 Jun .0 Jul .0 Aug .0 Sep .0 Oct .0 Nov .0 Dec .2 Annual 1.5 Ann-NCDC 1.5 ------------------ Element AA: Number Days with Rain/Drizzle (count) MEANMLY (Statistic 15): Mean Monthly Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 8.5 Feb 8.5 Mar 13.0 Apr 15.3 May 16.1 Jun 15.0 Jul 13.5 Aug 13.4 Sep 11.7 Oct 12.0 Nov 13.5 Dec 11.8 Annual 152.3 Ann-NCDC 152.3 ------------------ Element AB: Number Days with Snow/Hail (count) MEANMLY (Statistic 15): Mean Monthly Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 10.4 Feb 9.0 Mar 6.1 Apr 1.3 May * Jun .0 Jul .0 Aug .0 Sep .0 Oct .2 Nov 2.1 Dec 8.1 Annual 37.2 Ann-NCDC 37.2 ------------------ Element AC: Number Days with Fog/Mist (count) MEANMLY (Statistic 15): Mean Monthly Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 9.8 Feb 9.3 Mar 10.4 Apr 9.8 May 11.3 Jun 10.0 Jul 9.0 Aug 9.4 Sep 10.2 Oct 10.6 Nov 10.3 Dec 10.5 Annual 120.6 Ann-NCDC 120.6 ------------------ Element AD: Number Days with Weather Phenomena (count) #_YEARS (Statistic 98): Number of Years used to Calculate Normal ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 30 Feb 30 Mar 30 Apr 30 May 30 Jun 30 Jul 30 Aug 30 Sep 30 Oct 30 Nov 30 Dec 30 Annual NA Ann-NCDC NA ------------------