Climate at a Glance

National Rankings

Look up monthly rankings for 1-12, 18, 24, 36, 48, and 60-month time periods using the options below. Data and statistics are as of August 2022. For more information, please see Climatological Rankings.


Contiguous U.S.

Precipitation Rankings, July 1999

View Period (Months):All1234567891011121824364860
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Wettest/Driest
Since
Record
July 1999
1-Month
2.58"
(65.53mm)
2.78"
(70.61mm)
-0.20"
(-5.08mm)
30th Driest Driest since: 1983 1930
99th Wettest Wettest since: 1998 1950, 1958
Jun–Jul 1999
2-Month
5.89"
(149.61mm)
5.70"
(144.78mm)
0.19"
(4.83mm)
74th Driest Driest since: 1995 1930
55th Wettest Wettest since: 1998 1928
Ties: 1968
May–Jul 1999
3-Month
8.80"
(223.52mm)
8.62"
(218.95mm)
0.18"
(4.57mm)
66th Driest Driest since: 1998 1988
63rd Wettest Wettest since: 1998 2015
Ties: 1998, 2008
Apr–Jul 1999
4-Month
11.67"
(296.42mm)
11.13"
(282.70mm)
0.54"
(13.72mm)
83rd Driest Driest since: 1998 1934
46th Wettest Wettest since: 1997 2015
Mar–Jul 1999
5-Month
13.86"
(352.04mm)
13.64"
(346.46mm)
0.22"
(5.58mm)
68th Driest Driest since: 1994 1936
61st Wettest Wettest since: 1998 1973
Ties: 1903, 2008
Feb–Jul 1999
6-Month
15.78"
(400.81mm)
15.78"
(400.81mm)
0.00"
(0.00mm)
61st Driest Driest since: 1994 1934
68th Wettest Wettest since: 1998 2019
Ties: 1969
Jan–Jul 1999
7-Month
18.91"
(480.31mm)
18.09"
(459.49mm)
0.82"
(20.82mm)
91st Driest Driest since: 1996 1934
38th Wettest Wettest since: 1998 2019
Ties: 1907
Dec 1998–Jul 1999
8-Month
20.99"
(533.15mm)
20.43"
(518.92mm)
0.56"
(14.23mm)
75th Driest Driest since: 1994 1931
53rd Wettest Wettest since: 1998 2019
Nov 1998–Jul 1999
9-Month
23.62"
(599.95mm)
22.66"
(575.56mm)
0.96"
(24.39mm)
85th Driest Driest since: 1996 1934
43rd Wettest Wettest since: 1998 2019
Oct 1998–Jul 1999
10-Month
26.59"
(675.39mm)
24.83"
(630.68mm)
1.76"
(44.71mm)
101st Driest Driest since: 1996 1934
27th Wettest Wettest since: 1998 2019
Sep 1998–Jul 1999
11-Month
29.10"
(739.14mm)
27.33"
(694.18mm)
1.77"
(44.96mm)
98th Driest Driest since: 1996 1934
30th Wettest Wettest since: 1998 2019
Aug 1998–Jul 1999
12-Month
31.52"
(800.61mm)
29.95"
(760.73mm)
1.57"
(39.88mm)
94th Driest Driest since: 1996 1918
34th Wettest Wettest since: 1998 2019
Feb 1998–Jul 1999
18-Month
49.44"
(1,255.78mm)
45.74"
(1,161.80mm)
3.70"
(93.98mm)
112th Driest Driest since: 1996 1931
16th Wettest Wettest since: 1998 2019
Aug 1997–Jul 1999
24-Month
65.14"
(1,654.56mm)
59.92"
(1,521.97mm)
5.22"
(132.59mm)
114th Driest Driest since: 1996 1918
13th Wettest Wettest since: 1998 2020
Aug 1996–Jul 1999
36-Month
99.54"
(2,528.32mm)
89.88"
(2,282.95mm)
9.66"
(245.37mm)
121st Driest Driest since: 1998 1956
5th Wettest Wettest since: 1975 2019
Aug 1995–Jul 1999
48-Month
130.47"
(3,313.94mm)
119.78"
(3,042.41mm)
10.69"
(271.53mm)
120th Driest Driest since: 1997 1956
5th Wettest Wettest since: 1998 2019
Aug 1994–Jul 1999
60-Month
163.68"
(4,157.47mm)
149.64"
(3,800.86mm)
14.04"
(356.61mm)
121st Driest Driest since: 1998 1934
3rd Wettest Wettest to Date 2019

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, Precipitation, published September 2022, retrieved on September 25, 2022 from https://www.ncdc.noaa.gov/cag/