Climate at a Glance
Regional 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 July 2022. For more information, please see Climatological Rankings.
West Climate Region
Precipitation Rankings, April 1978
View Period (Months):All1234567891011121824364860
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| Period | Value | 1901-2000 Mean |
Anomaly | Rank (1895-2022) |
Wettest/Driest Since |
Record |
|---|---|---|---|---|---|---|
|
April 1978 1-Month |
3.01" (76.45mm) | 1.33" (33.78mm) |
1.68" (42.67mm) | 121st Driest | Driest since: 1977 | 1909 |
| 8th Wettest | Wettest since: 1967 | 1935 | ||||
|
Mar–Apr 1978 2-Month |
7.43" (188.72mm) | 3.67" (93.22mm) |
3.76" (95.50mm) | 126th Driest | Driest since: 1977 | 2008 |
| 3rd Wettest | Wettest to Date | 1983 | ||||
|
Feb–Apr 1978 3-Month |
11.62" (295.15mm) | 6.39" (162.31mm) |
5.23" (132.84mm) | 123rd Driest | Driest since: 1977 | 1997 |
| 6th Wettest | Wettest since: 1958 | 1983 | ||||
|
Jan–Apr 1978 4-Month |
17.00" (431.80mm) | 9.37" (238.00mm) |
7.63" (193.80mm) | 125th Driest | Driest since: 1977 | 2022 |
| 4th Wettest | Wettest to Date | 1995 | ||||
|
Dec 1977–Apr 1978 5-Month |
21.16" (537.46mm) | 11.92" (302.77mm) |
9.24" (234.69mm) | 127th Driest | Driest since: 1977 | 1977 |
| 1st Wettest | Wettest to Date | 1978 | ||||
|
Nov 1977–Apr 1978 6-Month |
22.71" (576.83mm) | 13.79" (350.27mm) |
8.92" (226.56mm) | 125th Driest | Driest since: 1977 | 1977 |
| 3rd Wettest | Wettest to Date | 1983 | ||||
|
Oct 1977–Apr 1978 7-Month |
23.05" (585.47mm) | 14.82" (376.43mm) |
8.23" (209.04mm) | 124th Driest | Driest since: 1977 | 1977 |
| 4th Wettest | Wettest to Date | 1983 | ||||
|
Sep 1977–Apr 1978 8-Month |
23.72" (602.49mm) | 15.31" (388.87mm) |
8.41" (213.62mm) | 122nd Driest | Driest since: 1977 | 1977 |
| 6th Wettest | Wettest since: 1941 | 1983 | ||||
|
Aug 1977–Apr 1978 9-Month |
24.75" (628.65mm) | 15.70" (398.78mm) |
9.05" (229.87mm) | 126th Driest | Driest since: 1977 | 1977 |
| 2nd Wettest | Wettest to Date | 1983 | ||||
|
Jul 1977–Apr 1978 10-Month |
24.98" (634.49mm) | 16.03" (407.16mm) |
8.95" (227.33mm) | 126th Driest | Driest since: 1977 | 2021 |
| 2nd Wettest | Wettest to Date | 1983 | ||||
|
Jun 1977–Apr 1978 11-Month |
25.67" (652.02mm) | 16.52" (419.61mm) |
9.15" (232.41mm) | 125th Driest | Driest since: 1977 | 2021 |
| 3rd Wettest | Wettest to Date | 1983 | ||||
|
May 1977–Apr 1978 12-Month |
27.72" (704.09mm) | 17.44" (442.98mm) |
10.28" (261.11mm) | 126th Driest | Driest since: 1977 | 1977 |
| 2nd Wettest | Wettest to Date | 1983 | ||||
|
Nov 1976–Apr 1978 18-Month |
32.30" (820.42mm) | 31.22" (792.99mm) |
1.08" (27.43mm) | 80th Driest | Driest since: 1977 | 1977 |
| 47th Wettest | Wettest since: 1975 | 1983 | ||||
| Ties: 1944 | ||||||
|
May 1976–Apr 1978 24-Month |
36.67" (931.42mm) | 34.90" (886.46mm) |
1.77" (44.96mm) | 83rd Driest | Driest since: 1977 | 1977 |
| 44th Wettest | Wettest since: 1975 | 1983 | ||||
|
May 1975–Apr 1978 36-Month |
48.36" (1,228.34mm) | 52.30" (1,328.42mm) |
-3.94" (-100.08mm) | 44th Driest | Driest since: 1977 | 2022 |
| 82nd Wettest | Wettest since: 1976 | 1984 | ||||
|
May 1974–Apr 1978 48-Month |
65.09" (1,653.29mm) | 69.56" (1,766.82mm) |
-4.47" (-113.53mm) | 46th Driest | Driest since: 1977 | 2015 |
| 79th Wettest | Wettest since: 1976 | 1998 | ||||
|
May 1973–Apr 1978 60-Month |
85.25" (2,165.35mm) | 86.83" (2,205.48mm) |
-1.58" (-40.13mm) | 65th Driest | Driest since: 1977 | 1933 |
| 59th Wettest | Wettest since: 1975 | 1999 | ||||
Citing This Page
- NOAA National Centers for Environmental information, Climate at a Glance: Regional Time Series, published August 2022, retrieved on August 15, 2022 from https://www.ncei.noaa.gov/cag/