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 1930

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Period Value 1925-2000
Mean		 Anomaly Rank
(1925-2022)		 Wettest/Driest
Since		 Record
July 1930
1-Month 		4.02"
(102.11mm)		 3.28"
(83.31mm)		 0.74"
(18.80mm)		 78th Driest
Driest since:
 1933
21st Wettest
Wettest since:
 1959
Ties: 1941
Jun–Jul 1930
2-Month 		6.29"
(159.77mm)		 5.62"
(142.75mm)		 0.67"
(17.02mm)		 72nd Driest
Driest since:
 1957
27th Wettest
Wettest since:
 2014
May–Jul 1930
3-Month 		8.20"
(208.28mm)		 7.74"
(196.60mm)		 0.46"
(11.68mm)		 61st Driest
Driest since:
 1957
38th Wettest
Wettest since:
 2014
Ties: 2001
Apr–Jul 1930
4-Month 		10.16"
(258.06mm)		 9.62"
(244.35mm)		 0.54"
(13.71mm)		 62nd Driest
Driest since:
 1957, 1993
37th Wettest
Wettest since:
 1980
Mar–Jul 1930
5-Month 		13.98"
(355.09mm)		 11.85"
(300.99mm)		 2.13"
(54.10mm)		 92nd Driest
Driest since:
 1957
7th Wettest
Wettest to Date
 1963
Feb–Jul 1930
6-Month 		16.13"
(409.70mm)		 14.18"
(360.17mm)		 1.95"
(49.53mm)		 88th Driest
Driest since:
 1957
11th Wettest
Wettest since:
 1963
Jan–Jul 1930
7-Month 		17.70"
(449.58mm)		 16.91"
(429.51mm)		 0.79"
(20.07mm)		 62nd Driest
Driest since:
 1969
37th Wettest
Wettest since:
 1963
Dec 1929–Jul 1930
8-Month 		19.45"
(494.03mm)		 20.00"
(508.00mm)		 -0.55"
(-13.97mm)		 37th Driest
Driest to Date
 1969
61st Wettest
Wettest since:
 1929
Nov 1929–Jul 1930
9-Month 		25.01"
(635.25mm)		 23.38"
(593.85mm)		 1.63"
(41.40mm)		 64th Driest
Driest since:
 1969
34th Wettest
Wettest since:
 1929
Oct 1929–Jul 1930
10-Month 		30.66"
(778.76mm)		 27.77"
(705.36mm)		 2.89"
(73.40mm)		 80th Driest
Driest since:
 1969
18th Wettest
Wettest since:
 1980
Sep 1929–Jul 1930
11-Month 		35.36"
(898.14mm)		 32.32"
(820.93mm)		 3.04"
(77.21mm)		 76th Driest
Driest since:
 1969
22nd Wettest
Wettest since:
 1926
Aug 1929–Jul 1930
12-Month 		39.47"
(1,002.54mm)		 36.69"
(931.93mm)		 2.78"
(70.61mm)		 72nd Driest
Driest since:
 1969
26th Wettest
Wettest since:
 1929
Feb 1929–Jul 1930
18-Month 		57.27"
(1,454.66mm)		 50.86"
(1,291.84mm)		 6.41"
(162.82mm)		 93rd Driest
Driest since:
 1969
5th Wettest
Wettest since:
 1929
Aug 1928–Jul 1930
24-Month 		84.16"
(2,137.66mm)		 73.23"
(1,860.04mm)		 10.93"
(277.62mm)		 96th Driest
Driest since:
 1970
1st Wettest
Wettest to Date
 1930
Aug 1927–Jul 1930
36-Month 		122.36"
(3,107.94mm)		 109.77"
(2,788.16mm)		 12.59"
(319.78mm)		 94th Driest
Driest since:
 1971
2nd Wettest
Wettest to Date
 1931
Aug 1926–Jul 1930
48-Month 		157.61"
(4,003.29mm)		 146.27"
(3,715.26mm)		 11.34"
(288.03mm)		 87th Driest
Driest to Date
 1972
8th Wettest
Wettest since:
 1932
Aug 1925–Jul 1930
60-Month 		202.19"
(5,135.63mm)		 182.74"
(4,641.60mm)		 19.45"
(494.03mm)		 92nd Driest
Driest to Date
 1973
2nd Wettest
Wettest to Date
 1932

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