NOAA's National Centers for Environmental Information
National Rankings
Contiguous U.S.
May 1981 Precipitation Rankings
| Period | Value | 1901-2000 Mean | Anomaly | Rank (1895-2025) | Driest/Wettest Since | Record |
|---|---|---|---|---|---|---|
| May 1981 1-Month | 3.55in (90.17mm) | 2.91in (73.91mm) | 0.64in | 117th Driest | Driest since: | 1934 |
| 14th Wettest | Wettest since: | 2019 | ||||
| Apr– 2-Month | 5.74in (145.80mm) | 5.42in (137.67mm) | 0.32in | 84th Driest | Driest since: | 1934 |
| 47th Wettest | Wettest since: | 1957 | ||||
| Mar– 3-Month | 7.94in (201.68mm) | 7.93in (201.42mm) | 0.01in | 63rd Driest | Driest since: | 1925 |
| 68th Wettest | Wettest since: | 1957, 1991 | ||||
| Feb– 4-Month | 10.11in (256.79mm) | 10.07in (255.78mm) | 0.04in | 73rd Driest | Driest since: | 1925 |
| 58th Wettest | Wettest since: | 2019 | ||||
| Jan– 5-Month | 11.09in (281.69mm) | 12.38in (314.45mm) | -1.29in | 13th Driest | Driest since: | 1934 |
| 118th Wettest | Wettest since: | 2019 | ||||
| Dec 1980– 6-Month | 12.66in (321.56mm) | 14.72in (373.89mm) | -2.06in | 7th Driest | Driest since: | 1931 |
| 123rd Wettest | Wettest since: | 2019 | ||||
| Nov 1980– 7-Month | 14.42in (366.27mm) | 16.95in (430.53mm) | -2.53in | 7th Driest | Driest since: | 1934 |
| 123rd Wettest | Wettest since: | 1983 | ||||
| Oct 1980– 8-Month | 16.29in (413.77mm) | 19.12in (485.65mm) | -2.83in | 6th Driest | Driest since: | 1934 |
| 124th Wettest | Wettest since: | 2019 | ||||
| Sep 1980– 9-Month | 19.08in (484.63mm) | 21.61in (548.89mm) | -2.53in | 11th Driest | Driest since: | 1934 |
| 119th Wettest | Wettest since: | 2019 | ||||
| Aug 1980– 10-Month | 21.65in (549.91mm) | 24.23in (615.44mm) | -2.58in | 13th Driest | Driest since: | 1918 |
| 117th Wettest | Wettest since: | 2019 | ||||
| Ties: 1955 | ||||||
| Jul 1980– 11-Month | 23.62in (599.95mm) | 27.02in (686.31mm) | -3.40in | 9th Driest | Driest since: | 1931 |
| 121st Wettest | Wettest since: | 2019 | ||||
| Jun 1980– 12-Month | 25.93in (658.62mm) | 29.94in (760.48mm) | -4.01in | 6th Driest | Driest since: | 1934 |
| 124th Wettest | Wettest since: | 2019 | ||||
| Dec 1979– 18-Month | 41.20in (1,046.48mm) | 44.67in | -3.47in | 17th Driest | Driest since: | 1931 |
| 112th Wettest | Wettest since: | 2019 | ||||
| Jun 1979– 24-Month | 57.08in (1,449.83mm) | 59.89in | -2.81in | 24th Driest | Driest since: | 1931 |
| 105th Wettest | Wettest since: | 2020 | ||||
| Jun 1978– 36-Month | 88.80in (2,255.52mm) | 89.83in | -1.03in | 48th Driest | Driest since: | 1955 |
| 80th Wettest | Wettest since: | 2019 | ||||
| Jun 1977– 48-Month | 121.75in (3,092.45mm) | 119.71in | 2.04in | 82nd Driest | Driest since: | 1956 |
| 45th Wettest | Wettest since: | 2019 | ||||
| Ties: 1950 | ||||||
| Jun 1976– 60-Month | 147.45in (3,745.23mm) | 149.56in | -2.11in | 42nd Driest | Driest since: | 1957 |
| 84th Wettest | Wettest since: | 2020 | ||||
Citing This Page
- NOAA National Centers for Environmental information, Climate at a Glance: National Rankings, published March 2025, retrieved on March 27, 2025 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/national/rankings
