Statewide Rankings

Statewide Data Info
Please note, Degree Days and Palmer Indices are not available for Alaska. Palmer Drought Severity Index (PDSI), Palmer Hydrological Drought Index (PHDI), and Palmer Modified Drought Index (PMDI) are not offered for multiple-month time scales.

Alaska

Precipitation Rankings, July 1940

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PeriodValue1925-2000
Mean		AnomalyRank
(1925-2022)		Wettest/Driest
Since		Record
July 1940
1-Month		2.66"
(67.56mm)		3.28"
(83.31mm)		-0.62"
(-15.75mm)		12th Driest
Driest since:
1933
87th Wettest
Wettest since:
1959
Ties: 2009
Jun–Jul 1940
2-Month		4.66"
(118.36mm)		5.62"
(142.75mm)		-0.96"
(-24.39mm)		17th Driest
Driest since:
1957
82nd Wettest
Wettest since:
2014
May–Jul 1940
3-Month		6.93"
(176.02mm)		7.74"
(196.60mm)		-0.81"
(-20.58mm)		22nd Driest
Driest since:
1957
77th Wettest
Wettest since:
2014
Apr–Jul 1940
4-Month		8.63"
(219.20mm)		9.62"
(244.35mm)		-0.99"
(-25.15mm)		17th Driest
Driest since:
1957, 1993
82nd Wettest
Wettest since:
1980
Mar–Jul 1940
5-Month		10.58"
(268.73mm)		11.85"
(300.99mm)		-1.27"
(-32.26mm)		19th Driest
Driest since:
1957
80th Wettest
Wettest since:
1963
Feb–Jul 1940
6-Month		11.69"
(296.93mm)		14.18"
(360.17mm)		-2.49"
(-63.24mm)		7th Driest
Driest since:
1957
92nd Wettest
Wettest since:
1963
Jan–Jul 1940
7-Month		14.46"
(367.28mm)		16.91"
(429.51mm)		-2.45"
(-62.23mm)		9th Driest
Driest since:
1969
90th Wettest
Wettest since:
1963
Dec 1939–Jul 1940
8-Month		17.80"
(452.12mm)		20.00"
(508.00mm)		-2.20"
(-55.88mm)		17th Driest
Driest since:
1969
81st Wettest
Wettest since:
1929
Nov 1939–Jul 1940
9-Month		20.93"
(531.62mm)		23.38"
(593.85mm)		-2.45"
(-62.23mm)		20th Driest
Driest since:
1969
78th Wettest
Wettest since:
1929
Oct 1939–Jul 1940
10-Month		26.01"
(660.65mm)		27.77"
(705.36mm)		-1.76"
(-44.71mm)		27th Driest
Driest since:
1969
71st Wettest
Wettest since:
1980
Sep 1939–Jul 1940
11-Month		30.90"
(784.86mm)		32.32"
(820.93mm)		-1.42"
(-36.07mm)		32nd Driest
Driest since:
1969
66th Wettest
Wettest since:
1926
Aug 1939–Jul 1940
12-Month		37.41"
(950.21mm)		36.69"
(931.93mm)		0.72"
(18.28mm)		54th Driest
Driest since:
1969
44th Wettest
Wettest since:
1929
Ties: 1948
Feb 1939–Jul 1940
18-Month		52.03"
(1,321.56mm)		50.86"
(1,291.84mm)		1.17"
(29.72mm)		56th Driest
Driest since:
1969
42nd Wettest
Wettest since:
1929
Aug 1938–Jul 1940
24-Month		79.15"
(2,010.41mm)		73.23"
(1,860.04mm)		5.92"
(150.37mm)		83rd Driest
Driest since:
1970
14th Wettest
Wettest since:
1930
Aug 1937–Jul 1940
36-Month		115.41"
(2,931.41mm)		109.77"
(2,788.16mm)		5.64"
(143.25mm)		69th Driest
Driest since:
1971
27th Wettest
Wettest since:
1931
Aug 1936–Jul 1940
48-Month		156.54"
(3,976.12mm)		146.27"
(3,715.26mm)		10.27"
(260.86mm)		86th Driest
Driest since:
1972
9th Wettest
Wettest since:
1932
Aug 1935–Jul 1940
60-Month		191.74"
(4,870.20mm)		182.74"
(4,641.60mm)		9.00"
(228.60mm)		70th Driest
Driest since:
1973
24th Wettest
Wettest since:
1932

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