Statewide Rankings

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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 1975

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Record Coolest
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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
April 1975 1-Month	32.5°F (0.3°C)	40.7°F (4.8°C)	-8.2°F (-4.5°C)	1st Coolest	Coolest to Date	1975
April 1975 1-Month	32.5°F (0.3°C)	40.7°F (4.8°C)	-8.2°F (-4.5°C)	128th Warmest	Warmest since: 1974	1915
Mar–Apr 1975 2-Month	29.0°F (-1.7°C)	35.1°F (1.7°C)	-6.1°F (-3.4°C)	5th Coolest	Coolest since: 1965	1899
	29.0°F (-1.7°C)	35.1°F (1.7°C)	-6.1°F (-3.4°C)	124th Warmest	Warmest since: 1974	1910
	Ties: 1965
Feb–Apr 1975 3-Month	24.3°F (-4.3°C)	30.5°F (-0.8°C)	-6.2°F (-3.5°C)	6th Coolest	Coolest since: 1936	1899
Feb–Apr 1975 3-Month	24.3°F (-4.3°C)	30.5°F (-0.8°C)	-6.2°F (-3.5°C)	123rd Warmest	Warmest since: 1974	2016
Jan–Apr 1975 4-Month	23.1°F (-4.9°C)	27.0°F (-2.8°C)	-3.9°F (-2.1°C)	16th Coolest	Coolest since: 1969	1899
Jan–Apr 1975 4-Month	23.1°F (-4.9°C)	27.0°F (-2.8°C)	-3.9°F (-2.1°C)	113th Warmest	Warmest since: 1974	1992
Dec 1974–Apr 1975 5-Month	23.6°F (-4.7°C)	25.8°F (-3.4°C)	-2.2°F (-1.3°C)	25th Coolest	Coolest since: 1972	1917
	23.6°F (-4.7°C)	25.8°F (-3.4°C)	-2.2°F (-1.3°C)	103rd Warmest	Warmest since: 1974	1992
	Ties: 1972
Nov 1974–Apr 1975 6-Month	25.0°F (-3.9°C)	26.4°F (-3.1°C)	-1.4°F (-0.8°C)	35th Coolest	Coolest since: 1972	1979
Nov 1974–Apr 1975 6-Month	25.0°F (-3.9°C)	26.4°F (-3.1°C)	-1.4°F (-0.8°C)	93rd Warmest	Warmest since: 1974	1992
Oct 1974–Apr 1975 7-Month	28.0°F (-2.2°C)	28.8°F (-1.8°C)	-0.8°F (-0.4°C)	46th Coolest	Coolest since: 1972	1899, 1917
Oct 1974–Apr 1975 7-Month	28.0°F (-2.2°C)	28.8°F (-1.8°C)	-0.8°F (-0.4°C)	82nd Warmest	Warmest since: 1974	2000, 2016
Sep 1974–Apr 1975 8-Month	31.0°F (-0.6°C)	31.9°F (-0.1°C)	-0.9°F (-0.5°C)	39th Coolest	Coolest since: 1972	1917
	31.0°F (-0.6°C)	31.9°F (-0.1°C)	-0.9°F (-0.5°C)	89th Warmest	Warmest since: 1974	2016
	Ties: 1957, 1966, 1996
Aug 1974–Apr 1975 9-Month	34.2°F (1.2°C)	35.5°F (1.9°C)	-1.3°F (-0.7°C)	32nd Coolest	Coolest since: 1969	1917
	34.2°F (1.2°C)	35.5°F (1.9°C)	-1.3°F (-0.7°C)	96th Warmest	Warmest since: 1974	2016
	Ties: 1993
Jul 1974–Apr 1975 10-Month	37.6°F (3.1°C)	38.5°F (3.6°C)	-0.9°F (-0.5°C)	36th Coolest	Coolest since: 1972	1917
	37.6°F (3.1°C)	38.5°F (3.6°C)	-0.9°F (-0.5°C)	92nd Warmest	Warmest since: 1974	2016
	Ties: 1966, 1971
Jun 1974–Apr 1975 11-Month	39.7°F (4.3°C)	40.3°F (4.6°C)	-0.6°F (-0.3°C)	41st Coolest	Coolest since: 1972	1917
	39.7°F (4.3°C)	40.3°F (4.6°C)	-0.6°F (-0.3°C)	87th Warmest	Warmest since: 1974	2016
	Ties: 1957, 1986, 2019
May 1974–Apr 1975 12-Month	40.3°F (4.6°C)	41.1°F (5.1°C)	-0.8°F (-0.5°C)	34th Coolest	Coolest since: 1972	1917
	40.3°F (4.6°C)	41.1°F (5.1°C)	-0.8°F (-0.5°C)	94th Warmest	Warmest since: 1974	2016
	Ties: 1972, 1996
Nov 1973–Apr 1975 18-Month	36.1°F (2.3°C)	36.2°F (2.3°C)	-0.1°F (0.0°C)	52nd Coolest	Coolest since: 1973	1917
	36.1°F (2.3°C)	36.2°F (2.3°C)	-0.1°F (0.0°C)	75th Warmest	Warmest since: 1974	2016
	Ties: 1909, 1914, 1976
May 1973–Apr 1975 24-Month	41.2°F (5.1°C)	41.1°F (5.1°C)	0.1°F (0.0°C)	57th Coolest	Coolest since: 1973	1917
May 1973–Apr 1975 24-Month	41.2°F (5.1°C)	41.1°F (5.1°C)	0.1°F (0.0°C)	70th Warmest	Warmest since: 1974	2016
May 1972–Apr 1975 36-Month	41.0°F (5.0°C)	41.1°F (5.1°C)	-0.1°F (-0.1°C)	49th Coolest	Coolest since: 1974	1918
	41.0°F (5.0°C)	41.1°F (5.1°C)	-0.1°F (-0.1°C)	77th Warmest	Warmest since: 1974	2017
	Ties: 1931, 1945, 1948, 1974
May 1971–Apr 1975 48-Month	40.8°F (4.9°C)	41.1°F (5.1°C)	-0.3°F (-0.2°C)	40th Coolest	Coolest since: 1973	1952
	40.8°F (4.9°C)	41.1°F (5.1°C)	-0.3°F (-0.2°C)	85th Warmest	Warmest since: 1974	2007, 2016, 2017
	Ties: 1911, 1928, 1968, 1970
May 1970–Apr 1975 60-Month	40.8°F (4.9°C)	41.1°F (5.1°C)	-0.3°F (-0.2°C)	41st Coolest	Coolest since: 1973	1952
	40.8°F (4.9°C)	41.1°F (5.1°C)	-0.3°F (-0.2°C)	83rd Warmest	Warmest since: 1974	2016
	Ties: 1904, 1905, 1923, 1971, 1980, 1997

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published March 2023, retrieved on March 31, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings