National Rankings

National Data Info
Palmer Drought Severity Index (PDSI), Palmer Hydrological Drought Index (PHDI), and Palmer Modified Drought Index (PMDI) are not offered for multiple-month time scales.

Contiguous U.S.

Precipitation Rankings, February 1911

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  • Record Driest
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Wettest/Driest
Since
Record
February 1911
1-Month
2.13"
(54.10mm)
2.13"
(54.10mm)
0.00"
(0.00mm)
70th Driest
Driest since:
1947
59th Wettest
Wettest since:
1998
Ties: 1901
Jan–Feb 1911
2-Month
4.57"
(116.08mm)
4.45"
(113.03mm)
0.12"
(3.05mm)
82nd Driest
Driest since:
1977
47th Wettest
Wettest since:
1998
Ties: 1907, 1980
Dec 1910–Feb 1911
3-Month
6.26"
(159.00mm)
6.79"
(172.47mm)
-0.53"
(-13.47mm)
36th Driest
Driest since:
1977
92nd Wettest
Wettest since:
2019
Nov 1910–Feb 1911
4-Month
8.02"
(203.71mm)
9.02"
(229.11mm)
-1.00"
(-25.40mm)
19th Driest
Driest since:
1977
109th Wettest
Wettest since:
2019
Oct 1910–Feb 1911
5-Month
10.06"
(255.52mm)
11.19"
(284.23mm)
-1.13"
(-28.71mm)
22nd Driest
Driest since:
1977
106th Wettest
Wettest since:
2019
Ties: 1988
Sep 1910–Feb 1911
6-Month
12.23"
(310.64mm)
13.68"
(347.47mm)
-1.45"
(-36.83mm)
20th Driest
Driest since:
1977
108th Wettest
Wettest since:
2019
Ties: 1967
Aug 1910–Feb 1911
7-Month
14.48"
(367.79mm)
16.31"
(414.27mm)
-1.83"
(-46.48mm)
19th Driest
Driest since:
1977
109th Wettest
Wettest since:
2019
Ties: 1923
Jul 1910–Feb 1911
8-Month
17.07"
(433.58mm)
19.09"
(484.89mm)
-2.02"
(-51.31mm)
15th Driest
Driest since:
1977
113th Wettest
Wettest since:
2019
Jun 1910–Feb 1911
9-Month
19.55"
(496.57mm)
22.02"
(559.31mm)
-2.47"
(-62.74mm)
13th Driest
Driest since:
1918, 1931, 1977
115th Wettest
Wettest since:
2019
May 1910–Feb 1911
10-Month
22.14"
(562.36mm)
24.92"
(632.97mm)
-2.78"
(-70.61mm)
13th Driest
Driest since:
1918
115th Wettest
Wettest since:
2019
Apr 1910–Feb 1911
11-Month
24.20"
(614.68mm)
27.45"
(697.23mm)
-3.25"
(-82.55mm)
11th Driest
Driest since:
1931
117th Wettest
Wettest since:
2019
Mar 1910–Feb 1911
12-Month
25.22"
(640.59mm)
29.96"
(760.98mm)
-4.74"
(-120.39mm)
3rd Driest
Driest since:
1931
125th Wettest
Wettest since:
2019
Sep 1909–Feb 1911
18-Month
38.85"
(986.79mm)
43.65"
(1,108.71mm)
-4.80"
(-121.92mm)
10th Driest
Driest since:
1918
117th Wettest
Wettest since:
2020
Mar 1909–Feb 1911
24-Month
55.05"
(1,398.27mm)
59.92"
(1,521.97mm)
-4.87"
(-123.70mm)
14th Driest
Driest since:
1935
113th Wettest
Wettest since:
2020
Mar 1908–Feb 1911
36-Month
85.84"
(2,180.34mm)
89.87"
(2,282.70mm)
-4.03"
(-102.36mm)
24th Driest
Driest since:
1957
102nd Wettest
Wettest since:
2020
Mar 1907–Feb 1911
48-Month
116.84"
(2,967.74mm)
119.77"
(3,042.16mm)
-2.93"
(-74.42mm)
38th Driest
Driest since:
1957
87th Wettest
Wettest since:
2019
Mar 1906–Feb 1911
60-Month
150.00"
(3,810.00mm)
149.63"
(3,800.60mm)
0.37"
(9.40mm)
64th Driest
Driest since:
1957
60th Wettest
Wettest since:
2020

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