NOAA's National Centers for Environmental Information
Divisional Rankings
Virginia, Climate Division 3
December 2020 Palmer Z-Index Rankings
| Period | Value | 1901-2000 Mean | Anomaly | Rank (1895-2025) | Driest/Wettest Since | Record |
|---|---|---|---|---|---|---|
| December 2020 1-Month | 2.74 | 0.08 | 2.66 | 120th Driest | Driest since: | 1965 |
| 11th Wettest | Wettest since: | 2009 | ||||
| Nov– 2-Month | 3.42 | -0.08 | 3.50 | 128th Driest | Driest since: | 2021 |
| 3rd Wettest | Wettest since: | 2009 | ||||
| Oct– 3-Month | 3.16 | -0.12 | 3.28 | 128th Driest | Driest since: | 2001 |
| 3rd Wettest | Wettest since: | 2018 | ||||
| Sep– 4-Month | 3.20 | -0.10 | 3.30 | 129th Driest | Driest since: | 1933, 1998 |
| 2nd Wettest | Wettest since: | 2018 | ||||
| Aug– 5-Month | 3.02 | -0.06 | 3.08 | 129th Driest | Driest since: | 1941 |
| 2nd Wettest | Wettest since: | 2018 | ||||
| Jul– 6-Month | 2.32 | -0.07 | 2.39 | 129th Driest | Driest since: | 1930 |
| 2nd Wettest | Wettest since: | 2018 | ||||
| Jun– 7-Month | 2.29 | -0.02 | 2.31 | 129th Driest | Driest since: | 1930 |
| 2nd Wettest | Wettest since: | 2018 | ||||
| May– 8-Month | 2.41 | -0.04 | 2.45 | 128th Driest | Driest since: | 1930 |
| 3rd Wettest | Wettest since: | 2018 | ||||
| Apr– 9-Month | 2.56 | -0.04 | 2.60 | 129th Driest | Driest since: | 1930 |
| 2nd Wettest | Wettest since: | 2018 | ||||
| Mar– 10-Month | 2.04 | -0.03 | 2.07 | 128th Driest | Driest since: | 1930 |
| 3rd Wettest | Wettest since: | 2018 | ||||
| Feb– 11-Month | 2.08 | -0.03 | 2.11 | 128th Driest | Driest since: | 1930 |
| 3rd Wettest | Wettest since: | 2003 | ||||
| Jan– 12-Month | 1.94 | -0.01 | 1.95 | 128th Driest | Driest since: | 1930 |
| 3rd Wettest | Wettest since: | 2003 | ||||
| Jul 2019– 18-Month | 1.16 | -0.04 | 1.20 | 127th Driest | Driest since: | 1931, 1999 |
| 3rd Wettest | Wettest since: | 2003 | ||||
| Jan 2019– 24-Month | 1.04 | -0.01 | 1.05 | 127th Driest | Driest since: | 1931 |
| 3rd Wettest | Wettest since: | 2004 | ||||
| Ties: 1972 | ||||||
| Jan 2018– 36-Month | 1.39 | -0.01 | 1.40 | 128th Driest | Driest since: | 1965 |
| 1st Wettest | Wettest to Date | 2020 | ||||
| Jan 2017– 48-Month | 0.88 | -0.01 | 0.89 | 127th Driest | Driest since: | 1933 |
| 1st Wettest | Wettest to Date | 2020 | ||||
| Jan 2016– 60-Month | 0.71 | -0.01 | 0.72 | 126th Driest | Driest since: | 1967 |
| 1st Wettest | Wettest to Date | 2020 | ||||
Citing This Page
- NOAA National Centers for Environmental information, Climate at a Glance: Divisional Rankings, published March 2025, retrieved on March 31, 2025 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/divisional/rankings
