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 July 2022. For more information, please see Climatological Rankings.
Contiguous U.S.
Precipitation Rankings, May 1921
View Period (Months):All1234567891011121824364860
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| Period | Value | 1901-2000 Mean |
Anomaly | Rank (1895-2022) |
Wettest/Driest Since |
Record |
|---|---|---|---|---|---|---|
|
May 1921 1-Month |
2.55" (64.77mm) | 2.91" (73.91mm) |
-0.36" (-9.14mm) | 27th Driest | Driest since: 1914 | 1934 |
| 102nd Wettest | Wettest since: 1920 | 2019 | ||||
| Ties: 1985 | ||||||
|
Apr–May 1921 2-Month |
5.34" (135.64mm) | 5.43" (137.92mm) |
-0.09" (-2.28mm) | 63rd Driest | Driest since: 1917 | 1934 |
| 66th Wettest | Wettest since: 1920 | 1957 | ||||
| Ties: 1959 | ||||||
|
Mar–May 1921 3-Month |
7.86" (199.64mm) | 7.94" (201.68mm) |
-0.08" (-2.04mm) | 61st Driest | Driest since: 1918 | 1925 |
| 68th Wettest | Wettest since: 1920 | 1957, 1991 | ||||
|
Feb–May 1921 4-Month |
9.63" (244.60mm) | 10.07" (255.78mm) |
-0.44" (-11.18mm) | 48th Driest | Driest since: 1918 | 1925 |
| 81st Wettest | Wettest since: 1920 | 2019 | ||||
|
Jan–May 1921 5-Month |
11.74" (298.20mm) | 12.39" (314.71mm) |
-0.65" (-16.51mm) | 41st Driest | Driest since: 1918 | 1934 |
| 88th Wettest | Wettest since: 1920 | 2019 | ||||
|
Dec 1920–May 1921 6-Month |
14.49" (368.05mm) | 14.73" (374.14mm) |
-0.24" (-6.09mm) | 56th Driest | Driest since: 1918 | 1931 |
| 72nd Wettest | Wettest since: 1920 | 2019 | ||||
|
Nov 1920–May 1921 7-Month |
16.75" (425.45mm) | 16.96" (430.78mm) |
-0.21" (-5.33mm) | 59th Driest | Driest since: 1918 | 1934 |
| 69th Wettest | Wettest since: 1920 | 1983 | ||||
| Ties: 1900 | ||||||
|
Oct 1920–May 1921 8-Month |
18.92" (480.57mm) | 19.13" (485.90mm) |
-0.21" (-5.33mm) | 55th Driest | Driest since: 1918 | 1934 |
| 73rd Wettest | Wettest since: 1920 | 2019 | ||||
|
Sep 1920–May 1921 9-Month |
21.36" (542.54mm) | 21.62" (549.15mm) |
-0.26" (-6.61mm) | 58th Driest | Driest since: 1918 | 1934 |
| 70th Wettest | Wettest since: 1920 | 2019 | ||||
|
Aug 1920–May 1921 10-Month |
24.76" (628.90mm) | 24.25" (615.95mm) |
0.51" (12.95mm) | 72nd Driest | Driest since: 1918 | 1918 |
| 56th Wettest | Wettest since: 1920 | 2019 | ||||
|
Jul 1920–May 1921 11-Month |
27.46" (697.48mm) | 27.03" (686.56mm) |
0.43" (10.92mm) | 71st Driest | Driest since: 1918 | 1931 |
| 57th Wettest | Wettest since: 1920 | 2019 | ||||
| Ties: 1947 | ||||||
|
Jun 1920–May 1921 12-Month |
30.35" (770.89mm) | 29.95" (760.73mm) |
0.40" (10.16mm) | 71st Driest | Driest since: 1919 | 1934 |
| 57th Wettest | Wettest since: 1920 | 2019 | ||||
| Ties: 1962 | ||||||
|
Dec 1919–May 1921 18-Month |
44.85" (1,139.19mm) | 44.70" (1,135.38mm) |
0.15" (3.81mm) | 65th Driest | Driest since: 1919 | 1931 |
| 62nd Wettest | Wettest since: 1920 | 2019 | ||||
| Ties: 1962 | ||||||
|
Jun 1919–May 1921 24-Month |
61.93" (1,573.02mm) | 59.92" (1,521.97mm) |
2.01" (51.05mm) | 90th Driest | Driest since: 1920 | 1931 |
| 37th Wettest | Wettest since: 1916 | 2020 | ||||
|
Jun 1918–May 1921 36-Month |
92.19" (2,341.63mm) | 89.88" (2,282.95mm) |
2.31" (58.68mm) | 85th Driest | Driest since: 1920 | 1955 |
| 41st Wettest | Wettest since: 1909 | 2019 | ||||
|
Jun 1917–May 1921 48-Month |
117.13" (2,975.10mm) | 119.78" (3,042.41mm) |
-2.65" (-67.31mm) | 36th Driest | Driest since: 1920 | 1956 |
| 89th Wettest | Wettest since: 1917 | 2019 | ||||
|
Jun 1916–May 1921 60-Month |
145.69" (3,700.53mm) | 149.64" (3,800.86mm) |
-3.95" (-100.33mm) | 30th Driest | Driest since: 1918 | 1957 |
| 94th Wettest | Wettest since: 1920 | 2020 | ||||
Citing This Page
- NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published August 2022, retrieved on August 17, 2022 from https://www.ncei.noaa.gov/cag/