NOAA's National Centers for Environmental Information
National Rankings
Contiguous U.S.
May 1989 Precipitation Rankings
| Period | Value | 1901-2000 Mean | Anomaly | Rank (1895-2025) | Driest/Wettest Since | Record |
|---|---|---|---|---|---|---|
| May 1989 1-Month | 3.25in (82.55mm) | 2.91in (73.91mm) | 0.34in | 99th Driest | Driest since: | 1934 |
| 32nd Wettest | Wettest since: | 2019 | ||||
| Apr– 2-Month | 5.04in (128.02mm) | 5.42in (137.67mm) | -0.38in | 40th Driest | Driest since: | 1934 |
| 91st Wettest | Wettest since: | 1957 | ||||
| Mar– 3-Month | 7.95in (201.93mm) | 7.93in (201.42mm) | 0.02in | 65th Driest | Driest since: | 1925 |
| 66th Wettest | Wettest since: | 1957, 1991 | ||||
| Ties: 1968 | ||||||
| Feb– 4-Month | 9.96in (252.98mm) | 10.07in (255.78mm) | -0.11in | 65th Driest | Driest since: | 1925 |
| 66th Wettest | Wettest since: | 2019 | ||||
| Jan– 5-Month | 12.01in (305.05mm) | 12.38in (314.45mm) | -0.37in | 56th Driest | Driest since: | 1934 |
| 75th Wettest | Wettest since: | 2019 | ||||
| Dec 1988– 6-Month | 13.70in (347.98mm) | 14.72in (373.89mm) | -1.02in | 32nd Driest | Driest since: | 1931 |
| 98th Wettest | Wettest since: | 2019 | ||||
| Nov 1988– 7-Month | 16.87in (428.50mm) | 16.95in (430.53mm) | -0.08in | 63rd Driest | Driest since: | 1934 |
| 67th Wettest | Wettest since: | 1983 | ||||
| Oct 1988– 8-Month | 18.30in (464.82mm) | 19.12in (485.65mm) | -0.82in | 37th Driest | Driest since: | 1934 |
| 93rd Wettest | Wettest since: | 2019 | ||||
| Sep 1988– 9-Month | 21.11in (536.19mm) | 21.61in (548.89mm) | -0.50in | 49th Driest | Driest since: | 1934 |
| 81st Wettest | Wettest since: | 2019 | ||||
| Aug 1988– 10-Month | 23.68in (601.47mm) | 24.23in (615.44mm) | -0.55in | 47th Driest | Driest since: | 1918 |
| 83rd Wettest | Wettest since: | 2019 | ||||
| Jul 1988– 11-Month | 26.38in (670.05mm) | 27.02in (686.31mm) | -0.64in | 40th Driest | Driest since: | 1931 |
| 90th Wettest | Wettest since: | 2019 | ||||
| Jun 1988– 12-Month | 27.99in (710.95mm) | 29.94in (760.48mm) | -1.95in | 22nd Driest | Driest since: | 1934 |
| 108th Wettest | Wettest since: | 2019 | ||||
| Dec 1987– 18-Month | 40.78in (1,035.81mm) | 44.67in | -3.89in | 12th Driest | Driest since: | 1931 |
| 117th Wettest | Wettest since: | 2019 | ||||
| Jun 1987– 24-Month | 55.04in (1,398.02mm) | 59.89in | -4.85in | 13th Driest | Driest since: | 1931 |
| 116th Wettest | Wettest since: | 2020 | ||||
| Jun 1986– 36-Month | 86.84in (2,205.74mm) | 89.83in | -2.99in | 30th Driest | Driest since: | 1955 |
| 98th Wettest | Wettest since: | 2019 | ||||
| Jun 1985– 48-Month | 117.71in (2,989.83mm) | 119.71in | -2.00in | 44th Driest | Driest since: | 1956 |
| 83rd Wettest | Wettest since: | 2019 | ||||
| Jun 1984– 60-Month | 147.32in (3,741.93mm) | 149.56in | -2.24in | 40th Driest | Driest since: | 1957 |
| 86th 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 31, 2025 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/national/rankings
