National Rankings
Contiguous U.S.
Precipitation Rankings, September 2020
Period | Value | 1901-2000 Mean |
Anomaly | Rank (1895-2022) |
Wettest/Driest Since |
Record |
---|---|---|---|---|---|---|
September 2020 1-Month |
2.44" (61.98mm) | 2.49" (63.25mm) |
-0.05" (-1.27mm) | 53rd Driest | Driest since: |
1956 |
76th Wettest | Wettest since: |
1986 | ||||
Ties: 1918, 1920, 1966, 1978 | ||||||
Aug– 2-Month |
4.86" (123.44mm) | 5.11" (129.79mm) |
-0.25" (-6.35mm) | 42nd Driest | Driest since: |
1956 |
87th Wettest | Wettest since: |
1977 | ||||
Ties: 1995, 2001 | ||||||
Jul– 3-Month |
7.80" (198.12mm) | 7.88" (200.15mm) |
-0.08" (-2.03mm) | 59th Driest | Driest since: |
1930 |
70th Wettest | Wettest since: |
1915 | ||||
Ties: 1914 | ||||||
Jun– 4-Month |
10.53" (267.46mm) | 10.81" (274.57mm) |
-0.28" (-7.11mm) | 44th Driest | Driest since: |
1930 |
85th Wettest | Wettest since: |
1915 | ||||
May– 5-Month |
13.62" (345.95mm) | 13.72" (348.49mm) |
-0.10" (-2.54mm) | 54th Driest | Driest since: |
1956 |
75th Wettest | Wettest since: |
1915 | ||||
Ties: 1999 | ||||||
Apr– 6-Month |
16.14" (409.96mm) | 16.24" (412.50mm) |
-0.10" (-2.54mm) | 56th Driest | Driest since: |
1956 |
73rd Wettest | Wettest since: |
1915 | ||||
Mar– 7-Month |
19.00" (482.60mm) | 18.75" (476.25mm) |
0.25" (6.35mm) | 68th Driest | Driest since: |
1956 |
61st Wettest | Wettest since: |
1973 | ||||
Ties: 1929 | ||||||
Feb– 8-Month |
21.45" (544.83mm) | 20.88" (530.35mm) |
0.57" (14.48mm) | 76th Driest | Driest since: |
1930 |
53rd Wettest | Wettest since: |
2019 | ||||
Ties: 1992 | ||||||
Jan– 9-Month |
24.21" (614.93mm) | 23.20" (589.28mm) |
1.01" (25.65mm) | 92nd Driest | Driest since: |
1934 |
37th Wettest | Wettest since: |
2019 | ||||
Dec 2019– 10-Month |
26.78" (680.21mm) | 25.54" (648.72mm) |
1.24" (31.49mm) | 90th Driest | Driest since: |
1931 |
38th Wettest | Wettest since: |
2019 | ||||
Nov 2019– 11-Month |
28.72" (729.49mm) | 27.77" (705.36mm) |
0.95" (24.13mm) | 83rd Driest | Driest since: |
1934 |
45th Wettest | Wettest since: |
2019 | ||||
Oct 2019– 12-Month |
31.91" (810.51mm) | 29.94" (760.48mm) |
1.97" (50.03mm) | 99th Driest | Driest since: |
1934 |
29th Wettest | Wettest since: |
2019 | ||||
Apr 2019– 18-Month |
50.95" (1,294.13mm) | 46.20" (1,173.48mm) |
4.75" (120.65mm) | 119th Driest | Driest since: |
1931 |
9th Wettest | Wettest since: |
2019 | ||||
Oct 2018– 24-Month |
68.42" (1,737.87mm) | 59.92" (1,521.97mm) |
8.50" (215.90mm) | 126th Driest | Driest since: |
1918 |
1st Wettest | Wettest to Date |
2020 | ||||
Oct 2017– 36-Month |
99.49" (2,527.05mm) | 89.87" (2,282.70mm) |
9.62" (244.35mm) | 122nd Driest | Driest since: |
1956 |
4th Wettest | Wettest since: |
2019 | ||||
Oct 2016– 48-Month |
132.85" (3,374.39mm) | 119.78" (3,042.41mm) |
13.07" (331.98mm) | 123rd Driest | Driest since: |
1956 |
2nd Wettest | Wettest since: |
2019 | ||||
Oct 2015– 60-Month |
167.72" (4,260.09mm) | 149.66" (3,801.36mm) |
18.06" (458.73mm) | 123rd Driest | Driest since: |
1956 |
1st Wettest | Wettest to Date |
2020 |
Citing This Page
- NOAA National Centers for Environmental information, Climate at a Glance: National Rankings, published January 2023, retrieved on February 7, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/national/rankings