NOAA's National Centers for Environmental Information
National Rankings
Contiguous U.S.
May 1927 Precipitation Rankings
| Period | Value | 1901-2000 Mean | Anomaly | Rank (1895-2025) | Driest/Wettest Since | Record |
|---|---|---|---|---|---|---|
| May 1927 1-Month | 2.99in (75.95mm) | 2.91in (73.91mm) | 0.08in | 73rd Driest | Driest since: | 1934 |
| 58th Wettest | Wettest since: | 2019 | ||||
| Apr– 2-Month | 6.04in (153.42mm) | 5.42in (137.67mm) | 0.62in | 102nd Driest | Driest since: | 1934 |
| 29th Wettest | Wettest since: | 1957 | ||||
| Mar– 3-Month | 8.62in (218.95mm) | 7.93in (201.42mm) | 0.69in | 101st Driest | Driest since: | 1925 |
| 30th Wettest | Wettest since: | 1957, 1991 | ||||
| Feb– 4-Month | 11.34in (288.04mm) | 10.07in (255.78mm) | 1.27in | 110th Driest | Driest since: | 1925 |
| 21st Wettest | Wettest since: | 2019 | ||||
| Jan– 5-Month | 13.11in (332.99mm) | 12.38in (314.45mm) | 0.73in | 97th Driest | Driest since: | 1934 |
| 34th Wettest | Wettest since: | 2019 | ||||
| Dec 1926– 6-Month | 15.77in (400.56mm) | 14.72in (373.89mm) | 1.05in | 101st Driest | Driest since: | 1931 |
| 29th Wettest | Wettest since: | 2019 | ||||
| Nov 1926– 7-Month | 18.64in (473.46mm) | 16.95in (430.53mm) | 1.69in | 111th Driest | Driest since: | 1934 |
| 19th Wettest | Wettest since: | 1983 | ||||
| Oct 1926– 8-Month | 21.12in (536.45mm) | 19.12in (485.65mm) | 2.00in | 110th Driest | Driest since: | 1934 |
| 20th Wettest | Wettest since: | 2019 | ||||
| Sep 1926– 9-Month | 24.35in (618.49mm) | 21.61in (548.89mm) | 2.74in | 119th Driest | Driest since: | 1934 |
| 11th Wettest | Wettest to Date | 2019 | ||||
| Aug 1926– 10-Month | 27.57in (700.28mm) | 24.23in (615.44mm) | 3.34in | 122nd Driest | Driest since: | 1918 |
| 8th Wettest | Wettest to Date | 2019 | ||||
| Jul 1926– 11-Month | 30.43in (772.92mm) | 27.02in (686.31mm) | 3.41in | 121st Driest | Driest since: | 1931 |
| 9th Wettest | Wettest to Date | 2019 | ||||
| Jun 1926– 12-Month | 32.92in (836.17mm) | 29.94in (760.48mm) | 2.98in | 115th Driest | Driest since: | 1934 |
| 15th Wettest | Wettest to Date | 2019 | ||||
| Dec 1925– 18-Month | 45.68in (1,160.27mm) | 44.67in | 1.01in | 80th Driest | Driest since: | 1931 |
| 49th Wettest | Wettest since: | 2019 | ||||
| Jun 1925– 24-Month | 61.33in (1,557.78mm) | 59.89in | 1.44in | 85th Driest | Driest since: | 1931 |
| 44th Wettest | Wettest since: | 2020 | ||||
| Jun 1924– 36-Month | 86.77in (2,203.96mm) | 89.83in | -3.06in | 29th Driest | Driest since: | 1955 |
| 99th Wettest | Wettest since: | 2019 | ||||
| Jun 1923– 48-Month | 116.49in (2,958.85mm) | 119.71in | -3.22in | 33rd Driest | Driest since: | 1956 |
| 94th Wettest | Wettest since: | 2019 | ||||
| Jun 1922– 60-Month | 144.93in (3,681.22mm) | 149.56in | -4.63in | 23rd Driest | Driest since: | 1957 |
| 103rd 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 28, 2025 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/national/rankings
