NOAA's National Centers for Environmental Information
National Rankings
Contiguous U.S.
May 1977 Precipitation Rankings
| Period | Value | 1901-2000 Mean | Anomaly | Rank (1895-2025) | Driest/Wettest Since | Record |
|---|---|---|---|---|---|---|
| May 1977 1-Month | 2.66in (67.56mm) | 2.91in (73.91mm) | -0.25in | 38th Driest | Driest since: | 1934 |
| 93rd Wettest | Wettest since: | 2019 | ||||
| Apr– 2-Month | 4.93in (125.22mm) | 5.42in (137.67mm) | -0.49in | 31st Driest | Driest since: | 1934 |
| 100th Wettest | Wettest since: | 1957 | ||||
| Mar– 3-Month | 8.03in (203.96mm) | 7.93in (201.42mm) | 0.10in | 73rd Driest | Driest since: | 1925 |
| 58th Wettest | Wettest since: | 1957, 1991 | ||||
| Feb– 4-Month | 9.26in (235.20mm) | 10.07in (255.78mm) | -0.81in | 27th Driest | Driest since: | 1925 |
| 104th Wettest | Wettest since: | 2019 | ||||
| Jan– 5-Month | 10.84in (275.34mm) | 12.38in (314.45mm) | -1.54in | 11th Driest | Driest since: | 1934 |
| 120th Wettest | Wettest since: | 2019 | ||||
| Dec 1976– 6-Month | 12.20in (309.88mm) | 14.72in (373.89mm) | -2.52in | 4th Driest | Driest since: | 1931 |
| 126th Wettest | Wettest since: | 2019 | ||||
| Nov 1976– 7-Month | 13.31in (338.07mm) | 16.95in (430.53mm) | -3.64in | 2nd Driest | Driest since: | 1934 |
| 128th Wettest | Wettest since: | 1983 | ||||
| Oct 1976– 8-Month | 15.75in (400.05mm) | 19.12in (485.65mm) | -3.37in | 4th Driest | Driest since: | 1934 |
| 126th Wettest | Wettest since: | 2019 | ||||
| Sep 1976– 9-Month | 18.20in (462.28mm) | 21.61in (548.89mm) | -3.41in | 4th Driest | Driest since: | 1934 |
| 126th Wettest | Wettest since: | 2019 | ||||
| Aug 1976– 10-Month | 20.20in (513.08mm) | 24.23in (615.44mm) | -4.03in | 3rd Driest | Driest since: | 1918 |
| 127th Wettest | Wettest since: | 2019 | ||||
| Jul 1976– 11-Month | 22.93in (582.42mm) | 27.02in (686.31mm) | -4.09in | 5th Driest | Driest since: | 1931 |
| 125th Wettest | Wettest since: | 2019 | ||||
| Jun 1976– 12-Month | 25.70in (652.78mm) | 29.94in (760.48mm) | -4.24in | 5th Driest | Driest since: | 1934 |
| 125th Wettest | Wettest since: | 2019 | ||||
| Dec 1975– 18-Month | 39.24in (996.70mm) | 44.67in | -5.43in | 5th Driest | Driest since: | 1931 |
| 124th Wettest | Wettest since: | 2019 | ||||
| Jun 1975– 24-Month | 55.58in (1,411.73mm) | 59.89in | -4.31in | 17th Driest | Driest since: | 1931 |
| 112th Wettest | Wettest since: | 2020 | ||||
| Jun 1974– 36-Month | 87.68in (2,227.07mm) | 89.83in | -2.15in | 39th Driest | Driest since: | 1955 |
| 89th Wettest | Wettest since: | 2019 | ||||
| Jun 1973– 48-Month | 120.91in (3,071.11mm) | 119.71in | 1.20in | 70th Driest | Driest since: | 1956 |
| 57th Wettest | Wettest since: | 2019 | ||||
| Jun 1972– 60-Month | 155.92in (3,960.37mm) | 149.56in | 6.36in | 103rd Driest | Driest since: | 1957 |
| 23rd 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
