Climate at a Glance
Statewide 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.
Delaware
Precipitation Rankings, May 1939
View Period (Months):All1234567891011121824364860
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| Period | Value | 1901-2000 Mean |
Anomaly | Rank (1895-2022) |
Wettest/Driest Since |
Record |
|---|---|---|---|---|---|---|
|
May 1939 1-Month |
0.73" (18.54mm) | 3.56" (90.42mm) |
-2.83" (-71.88mm) | 3rd Driest | Driest since: 1911 | 1964 |
| 126th Wettest | Wettest since: 1938 | 1948 | ||||
|
Apr–May 1939 2-Month |
6.49" (164.85mm) | 7.04" (178.82mm) |
-0.55" (-13.97mm) | 53rd Driest | Driest since: 1938 | 1942 |
| 76th Wettest | Wettest since: 1937 | 1948 | ||||
| Ties: 1949 | ||||||
|
Mar–May 1939 3-Month |
11.72" (297.69mm) | 11.01" (279.65mm) |
0.71" (18.04mm) | 87th Driest | Driest since: 1938 | 1986 |
| 42nd Wettest | Wettest since: 1934 | 1983 | ||||
|
Feb–May 1939 4-Month |
17.21" (437.13mm) | 14.06" (357.12mm) |
3.15" (80.01mm) | 112th Driest | Driest since: 1938 | 2006 |
| 17th Wettest | Wettest since: 1934 | 1983 | ||||
|
Jan–May 1939 5-Month |
20.97" (532.64mm) | 17.55" (445.77mm) |
3.42" (86.87mm) | 110th Driest | Driest since: 1938 | 2012 |
| 19th Wettest | Wettest since: 1937 | 1948 | ||||
| Ties: 1936 | ||||||
|
Dec 1938–May 1939 6-Month |
23.76" (603.50mm) | 21.01" (533.65mm) |
2.75" (69.85mm) | 100th Driest | Driest since: 1938 | 1986 |
| 28th Wettest | Wettest since: 1937 | 1984 | ||||
| Ties: 1923 | ||||||
|
Nov 1938–May 1939 7-Month |
27.02" (686.31mm) | 24.08" (611.63mm) |
2.94" (74.68mm) | 99th Driest | Driest since: 1938 | 1977 |
| 29th Wettest | Wettest since: 1937 | 1984 | ||||
|
Oct 1938–May 1939 8-Month |
29.54" (750.32mm) | 27.23" (691.64mm) |
2.31" (58.68mm) | 95th Driest | Driest since: 1938 | 2002 |
| 33rd Wettest | Wettest since: 1937 | 1984 | ||||
|
Sep 1938–May 1939 9-Month |
37.39" (949.71mm) | 30.82" (782.83mm) |
6.57" (166.88mm) | 110th Driest | Driest since: 1938 | 2002 |
| 18th Wettest | Wettest since: 1936 | 1984 | ||||
|
Aug 1938–May 1939 10-Month |
40.41" (1,026.41mm) | 35.41" (899.41mm) |
5.00" (127.00mm) | 101st Driest | Driest since: 1938 | 1985 |
| 27th Wettest | Wettest since: 1937 | 2010 | ||||
|
Jul 1938–May 1939 11-Month |
51.13" (1,298.70mm) | 39.69" (1,008.13mm) |
11.44" (290.57mm) | 124th Driest | Driest since: 1938 | 1931 |
| 4th Wettest | Wettest to Date | 2021 | ||||
|
Jun 1938–May 1939 12-Month |
56.05" (1,423.67mm) | 43.32" (1,100.33mm) |
12.73" (323.34mm) | 124th Driest | Driest since: 1938 | 1965 |
| 4th Wettest | Wettest to Date | 2010 | ||||
|
Dec 1937–May 1939 18-Month |
71.87" (1,825.50mm) | 64.29" (1,632.97mm) |
7.58" (192.53mm) | 103rd Driest | Driest since: 1935 | 1931 |
| 24th Wettest | Wettest since: 1938 | 1949 | ||||
|
Jun 1937–May 1939 24-Month |
100.34" (2,548.64mm) | 86.54" (2,198.12mm) |
13.80" (350.52mm) | 114th Driest | Driest since: 1938 | 1931 |
| 13th Wettest | Wettest since: 1937 | 2019 | ||||
|
Jun 1936–May 1939 36-Month |
149.95" (3,808.73mm) | 129.85" (3,298.19mm) |
20.10" (510.54mm) | 120th Driest | Driest since: 1938 | 1967 |
| 6th Wettest | Wettest since: 1937 | 2005 | ||||
|
Jun 1935–May 1939 48-Month |
205.94" (5,230.88mm) | 173.12" (4,397.25mm) |
32.82" (833.63mm) | 124th Driest | Driest since: 1938 | 1966 |
| 1st Wettest | Wettest to Date | 1939 | ||||
|
Jun 1934–May 1939 60-Month |
252.05" (6,402.07mm) | 216.25" (5,492.75mm) |
35.80" (909.32mm) | 123rd Driest | Driest since: 1938 | 1967 |
| 1st Wettest | Wettest to Date | 1939 | ||||
Citing This Page
- NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, Precipitation, published September 2022, retrieved on September 25, 2022 from https://www.ncdc.noaa.gov/cag/