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.

Montana

Average Temperature Rankings, April 1959

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PeriodValue1901-2000
Mean		AnomalyRank
(1895-2022)		Warmest/Coolest
Since		Record
April 1959
1-Month		39.9°F
(4.4°C)		40.7°F
(4.8°C)		-0.8°F
(-0.4°C)		52nd Coolest
Coolest since:
1975
77th Warmest
Warmest since:
1915
Ties: 1960
Mar–Apr 1959
2-Month		36.4°F
(2.4°C)		35.1°F
(1.7°C)		1.3°F
(0.7°C)		81st Coolest
Coolest since:
1899
48th Warmest
Warmest since:
1910
Ties: 1991
Feb–Apr 1959
3-Month		28.8°F
(-1.8°C)		30.5°F
(-0.8°C)		-1.7°F
(-1.0°C)		36th Coolest
Coolest since:
1899
93rd Warmest
Warmest since:
2016
Ties: 1932, 1944
Jan–Apr 1959
4-Month		25.7°F
(-3.5°C)		27.0°F
(-2.8°C)		-1.3°F
(-0.7°C)		41st Coolest
Coolest since:
1899
88th Warmest
Warmest since:
1992
Dec 1958–Apr 1959
5-Month		25.2°F
(-3.8°C)		25.8°F
(-3.4°C)		-0.6°F
(-0.4°C)		50th Coolest
Coolest since:
1917
78th Warmest
Warmest since:
1992
Ties: 2014
Nov 1958–Apr 1959
6-Month		25.8°F
(-3.4°C)		26.4°F
(-3.1°C)		-0.6°F
(-0.3°C)		52nd Coolest
Coolest since:
1979
76th Warmest
Warmest since:
1992
Ties: 1930
Oct 1958–Apr 1959
7-Month		28.6°F
(-1.9°C)		28.8°F
(-1.8°C)		-0.2°F
(-0.1°C)		55th Coolest
Coolest since:
1899, 1917
73rd Warmest
Warmest since:
2000, 2016
Ties: 1973
Sep 1958–Apr 1959
8-Month		31.9°F
(-0.1°C)		31.9°F
(-0.1°C)		0.0°F
(0.0°C)		58th Coolest
Coolest since:
1917
70th Warmest
Warmest since:
2016
Ties: 1955
Aug 1958–Apr 1959
9-Month		35.8°F
(2.1°C)		35.5°F
(1.9°C)		0.3°F
(0.2°C)		62nd Coolest
Coolest since:
1917
66th Warmest
Warmest since:
2016
Ties: 1924
Jul 1958–Apr 1959
10-Month		38.4°F
(3.6°C)		38.5°F
(3.6°C)		-0.1°F
(0.0°C)		53rd Coolest
Coolest since:
1917
75th Warmest
Warmest since:
2016
Ties: 1930, 1970
Jun 1958–Apr 1959
11-Month		40.1°F
(4.5°C)		40.3°F
(4.6°C)		-0.2°F
(-0.1°C)		52nd Coolest
Coolest since:
1917
76th Warmest
Warmest since:
2016
Ties: 1923, 1925, 1930
May 1958–Apr 1959
12-Month		41.5°F
(5.3°C)		41.1°F
(5.1°C)		0.4°F
(0.2°C)		62nd Coolest
Coolest since:
1917
66th Warmest
Warmest since:
2016
Ties: 1914, 1932
Nov 1957–Apr 1959
18-Month		37.4°F
(3.0°C)		36.2°F
(2.3°C)		1.2°F
(0.7°C)		90th Coolest
Coolest since:
1917
37th Warmest
Warmest since:
2016
Ties: 1915, 1927, 1940, 1942, 1961
May 1957–Apr 1959
24-Month		42.0°F
(5.6°C)		41.1°F
(5.1°C)		0.9°F
(0.5°C)		85th Coolest
Coolest since:
1917
42nd Warmest
Warmest since:
2016
May 1956–Apr 1959
36-Month		41.6°F
(5.3°C)		41.1°F
(5.1°C)		0.5°F
(0.2°C)		78th Coolest
Coolest since:
1918
48th Warmest
Warmest since:
2017
Ties: 1961
May 1955–Apr 1959
48-Month		40.9°F
(4.9°C)		41.1°F
(5.1°C)		-0.2°F
(-0.2°C)		45th Coolest
Coolest since:
1952
80th Warmest
Warmest since:
2007, 2016, 2017
Ties: 1974, 1997
May 1954–Apr 1959
60-Month		40.9°F
(4.9°C)		41.1°F
(5.1°C)		-0.2°F
(-0.2°C)		48th Coolest
Coolest since:
1952
76th Warmest
Warmest since:
2016
Ties: 1974, 1982

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