Climate at a Glance | Statewide Rankings | National Centers for Environmental Information (NCEI)

Statewide Rankings

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Please note, Degree Days and Palmer Indices are not available for Alaska or Hawaii. 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

January 1930 Precipitation Rankings

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Record Wettest
Period	Value	1925-2000 Mean	Anomaly	Rank (1925-2025)	Driest/Wettest Since	Record
January 1930 1-Month	1.57in (39.88mm)	2.73in (69.34mm)	-1.16in	8th Driest	Driest to Date	1969
January 1930 1-Month	1.57in (39.88mm)	2.73in (69.34mm)	-1.16in	94th Wettest	Wettest since: 1929	1949, 2025
Dec 1929–Jan 1930 2-Month	3.32in (84.33mm)	5.82in (147.83mm)	-2.50in	3rd Driest	Driest to Date	1969
Dec 1929–Jan 1930 2-Month	3.32in (84.33mm)	5.82in (147.83mm)	-2.50in	98th Wettest	Wettest since: 1929	1944
Nov 1929–Jan 1930 3-Month	8.88in (225.55mm)	9.20in (233.68mm)	-0.32in	41st Driest	Driest since: 1928	1996
Nov 1929–Jan 1930 3-Month	8.88in (225.55mm)	9.20in (233.68mm)	-0.32in	60th Wettest	Wettest since: 1929	1937
Oct 1929–Jan 1930 4-Month	14.53in (369.06mm)	13.58in (344.93mm)	0.95in	64th Driest	Driest since: 1928	1969
Oct 1929–Jan 1930 4-Month	14.53in (369.06mm)	13.58in (344.93mm)	0.95in	37th Wettest	Wettest since: 1929	1937
Sep 1929–Jan 1930 5-Month	19.23in (488.44mm)	18.14in (460.76mm)	1.09in	66th Driest	Driest since: 1928	1969
Sep 1929–Jan 1930 5-Month	19.23in (488.44mm)	18.14in (460.76mm)	1.09in	35th Wettest	Wettest since: 1929	1926
Aug 1929–Jan 1930 6-Month	23.34in (592.84mm)	22.51in (571.75mm)	0.83in	59th Driest	Driest since: 1928	1969
Aug 1929–Jan 1930 6-Month	23.34in (592.84mm)	22.51in (571.75mm)	0.83in	42nd Wettest	Wettest since: 1929	1926
Jul 1929–Jan 1930 7-Month	27.61in (701.29mm)	25.78in (654.81mm)	1.83in	70th Driest	Driest since: 1928	1969
Jul 1929–Jan 1930 7-Month	27.61in (701.29mm)	25.78in (654.81mm)	1.83in	31st Wettest	Wettest since: 1929	1926
Jun 1929–Jan 1930 8-Month	29.40in (746.76mm)	28.12in (714.25mm)	1.28in	59th Driest	Driest since: 1928	1969
Jun 1929–Jan 1930 8-Month	29.40in (746.76mm)	28.12in (714.25mm)	1.28in	42nd Wettest	Wettest since: 1929	1926
May 1929–Jan 1930 9-Month	31.94in (811.28mm)	30.24in (768.10mm)	1.70in	66th Driest	Driest since: 1928	1969
May 1929–Jan 1930 9-Month	31.94in (811.28mm)	30.24in (768.10mm)	1.70in	35th Wettest	Wettest since: 1929	1926
Apr 1929–Jan 1930 10-Month	34.12in (866.65mm)	32.13in (816.10mm)	1.99in	72nd Driest	Driest since: 1928	1969
Apr 1929–Jan 1930 10-Month	34.12in (866.65mm)	32.13in (816.10mm)	1.99in	29th Wettest	Wettest since: 1929	1926
Mar 1929–Jan 1930 11-Month	37.21in (945.13mm)	34.35in (872.49mm)	2.86in	84th Driest	Driest since: 1928	1969
Mar 1929–Jan 1930 11-Month	37.21in (945.13mm)	34.35in (872.49mm)	2.86in	17th Wettest	Wettest since: 1929	1926
Feb 1929–Jan 1930 12-Month	41.14in (1,044.96mm)	36.68in (931.67mm)	4.46in	91st Driest	Driest since: 1928	1969
Feb 1929–Jan 1930 12-Month	41.14in (1,044.96mm)	36.68in (931.67mm)	4.46in	10th Wettest	Wettest since: 1929	1929
Aug 1928–Jan 1930 18-Month	68.03in (1,727.96mm)	59.05in	8.98in	97th Driest	Driest since: 1929	1970
Aug 1928–Jan 1930 18-Month	68.03in (1,727.96mm)	59.05in	8.98in	3rd Wettest	Wettest to Date	2024
Feb 1928–Jan 1930 24-Month	84.95in (2,157.73mm)	73.21in	11.74in	99th Driest	Driest since: 1929	1970
Feb 1928–Jan 1930 24-Month	84.95in (2,157.73mm)	73.21in	11.74in	1st Wettest	Wettest to Date	1930
Feb 1927–Jan 1930 36-Month	119.70in (3,040.38mm)	109.73in	9.97in	91st Driest	Driest since: 1929	1971
Feb 1927–Jan 1930 36-Month	119.70in (3,040.38mm)	109.73in	9.97in	8th Wettest	Wettest to Date	1931
Feb 1926–Jan 1930 48-Month	156.05in (3,963.67mm)	146.29in	9.76in	83rd Driest	Driest to Date	1976
Feb 1926–Jan 1930 48-Month	156.05in (3,963.67mm)	146.29in	9.76in	15th Wettest	Wettest since: 1929	1932
Feb 1925–Jan 1930 60-Month	199.80in (5,074.92mm)	182.80in	17.00in	92nd Driest	Driest to Date	1973
Feb 1925–Jan 1930 60-Month	199.80in (5,074.92mm)	182.80in	17.00in	5th Wettest	Wettest to Date	1933

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published March 2025, retrieved on March 29, 2025 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings

Climate at a Glance Statewide Rankings

Statewide Rankings

Alaska

January 1930 Precipitation Rankings

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