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, January 1907

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  • Record Wettest
PeriodValue1901-2000
Mean		AnomalyRank
(1895-2023)		Wettest/Driest
Since		Record
January 1907
1-Month		2.75"
(69.85mm)		2.31"
(58.67mm)		0.44"
(11.18mm)		106th Driest
Driest since:
1981
24th Wettest
Wettest since:
1916
Ties: 1915
Dec 1906–Jan 1907
2-Month		5.63"
(143.00mm)		4.66"
(118.36mm)		0.97"
(24.64mm)		110th Driest
Driest since:
1981
19th Wettest
Wettest to Date
1932
Nov 1906–Jan 1907
3-Month		8.12"
(206.25mm)		6.89"
(175.01mm)		1.23"
(31.24mm)		111th Driest
Driest since:
1977
18th Wettest
Wettest since:
2016
Oct 1906–Jan 1907
4-Month		10.20"
(259.08mm)		9.06"
(230.12mm)		1.14"
(28.96mm)		103rd Driest
Driest since:
1981
26th Wettest
Wettest to Date
2016
Sep 1906–Jan 1907
5-Month		13.11"
(332.99mm)		11.55"
(293.37mm)		1.56"
(39.62mm)		110th Driest
Driest since:
1940
19th Wettest
Wettest to Date
2019
Aug 1906–Jan 1907
6-Month		16.50"
(419.10mm)		14.17"
(359.92mm)		2.33"
(59.18mm)		119th Driest
Driest since:
1940
10th Wettest
Wettest to Date
2019
Jul 1906–Jan 1907
7-Month		19.80"
(502.92mm)		16.96"
(430.78mm)		2.84"
(72.14mm)		119th Driest
Driest since:
1940
10th Wettest
Wettest to Date
2019
Jun 1906–Jan 1907
8-Month		22.84"
(580.14mm)		19.88"
(504.95mm)		2.96"
(75.19mm)		120th Driest
Driest since:
1981
9th Wettest
Wettest to Date
2019
May 1906–Jan 1907
9-Month		26.00"
(660.40mm)		22.79"
(578.87mm)		3.21"
(81.53mm)		120th Driest
Driest since:
1918
9th Wettest
Wettest to Date
2016
Apr 1906–Jan 1907
10-Month		28.08"
(713.23mm)		25.32"
(643.13mm)		2.76"
(70.10mm)		117th Driest
Driest since:
1940
12th Wettest
Wettest to Date
2016
Mar 1906–Jan 1907
11-Month		31.34"
(796.04mm)		27.83"
(706.88mm)		3.51"
(89.16mm)		119th Driest
Driest since:
1957
10th Wettest
Wettest to Date
1974
Feb 1906–Jan 1907
12-Month		33.06"
(839.72mm)		29.96"
(760.98mm)		3.10"
(78.74mm)		115th Driest
Driest since:
1931
14th Wettest
Wettest to Date
1974
Aug 1905–Jan 1907
18-Month		47.36"
(1,202.94mm)		44.14"
(1,121.16mm)		3.22"
(81.78mm)		104th Driest
Driest since:
1955
24th Wettest
Wettest to Date
2020
Feb 1905–Jan 1907
24-Month		66.01"
(1,676.65mm)		59.93"
(1,522.22mm)		6.08"
(154.43mm)		118th Driest
Driest since:
1918
10th Wettest
Wettest to Date
2020
Feb 1904–Jan 1907
36-Month		94.33"
(2,395.98mm)		89.86"
(2,282.44mm)		4.47"
(113.54mm)		99th Driest
Driest since:
1957
28th Wettest
Wettest to Date
2020
Feb 1903–Jan 1907
48-Month		123.23"
(3,130.04mm)		119.76"
(3,041.90mm)		3.47"
(88.14mm)		89th Driest
Driest since:
1957
37th Wettest
Wettest to Date
2020
Feb 1902–Jan 1907
60-Month		154.68"
(3,928.87mm)		149.63"
(3,800.60mm)		5.05"
(128.27mm)		93rd Driest
Driest since:
1957
32nd Wettest
Wettest to Date
2020

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