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 1966

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
April 1966 1-Month	37.3°F (2.9°C)	40.7°F (4.8°C)	-3.4°F (-1.9°C)	17th Coolest	Coolest since: 1954	1975
	37.3°F (2.9°C)	40.7°F (4.8°C)	-3.4°F (-1.9°C)	112th Warmest	Warmest since: 1965	1915
	Ties: 1954
Mar–Apr 1966 2-Month	34.8°F (1.6°C)	35.1°F (1.7°C)	-0.3°F (-0.1°C)	62nd Coolest	Coolest since: 1965	1899
Mar–Apr 1966 2-Month	34.8°F (1.6°C)	35.1°F (1.7°C)	-0.3°F (-0.1°C)	67th Warmest	Warmest since: 1963	1910
Feb–Apr 1966 3-Month	29.6°F (-1.3°C)	30.5°F (-0.8°C)	-0.9°F (-0.5°C)	50th Coolest	Coolest since: 1965	1899
	29.6°F (-1.3°C)	30.5°F (-0.8°C)	-0.9°F (-0.5°C)	79th Warmest	Warmest since: 1964	2016
	Ties: 1901, 1902, 1978
Jan–Apr 1966 4-Month	25.3°F (-3.7°C)	27.0°F (-2.8°C)	-1.7°F (-0.9°C)	35th Coolest	Coolest since: 1965	1899
	25.3°F (-3.7°C)	27.0°F (-2.8°C)	-1.7°F (-0.9°C)	94th Warmest	Warmest since: 1964	1992
	Ties: 1960
Dec 1965–Apr 1966 5-Month	25.1°F (-3.8°C)	25.8°F (-3.4°C)	-0.7°F (-0.4°C)	49th Coolest	Coolest since: 1965	1917
Dec 1965–Apr 1966 5-Month	25.1°F (-3.8°C)	25.8°F (-3.4°C)	-0.7°F (-0.4°C)	79th Warmest	Warmest since: 1964	1992
Nov 1965–Apr 1966 6-Month	26.0°F (-3.3°C)	26.4°F (-3.1°C)	-0.4°F (-0.2°C)	54th Coolest	Coolest since: 1965	1979
Nov 1965–Apr 1966 6-Month	26.0°F (-3.3°C)	26.4°F (-3.1°C)	-0.4°F (-0.2°C)	74th Warmest	Warmest since: 1964	1992
Oct 1965–Apr 1966 7-Month	29.2°F (-1.6°C)	28.8°F (-1.8°C)	0.4°F (0.2°C)	64th Coolest	Coolest since: 1965	1899, 1917
	29.2°F (-1.6°C)	28.8°F (-1.8°C)	0.4°F (0.2°C)	64th Warmest	Warmest since: 1964	2000, 2016
	Ties: 1924
Sep 1965–Apr 1966 8-Month	31.0°F (-0.6°C)	31.9°F (-0.1°C)	-0.9°F (-0.5°C)	39th Coolest	Coolest since: 1965	1917
	31.0°F (-0.6°C)	31.9°F (-0.1°C)	-0.9°F (-0.5°C)	89th Warmest	Warmest since: 1964	2016
	Ties: 1957, 1975, 1996
Aug 1965–Apr 1966 9-Month	34.5°F (1.4°C)	35.5°F (1.9°C)	-1.0°F (-0.5°C)	38th Coolest	Coolest since: 1965	1917
	34.5°F (1.4°C)	35.5°F (1.9°C)	-1.0°F (-0.5°C)	90th Warmest	Warmest since: 1964	2016
	Ties: 1933
Jul 1965–Apr 1966 10-Month	37.6°F (3.1°C)	38.5°F (3.6°C)	-0.9°F (-0.5°C)	36th Coolest	Coolest since: 1965	1917
	37.6°F (3.1°C)	38.5°F (3.6°C)	-0.9°F (-0.5°C)	92nd Warmest	Warmest since: 1964	2016
	Ties: 1971, 1975
Jun 1965–Apr 1966 11-Month	39.3°F (4.1°C)	40.3°F (4.6°C)	-1.0°F (-0.5°C)	29th Coolest	Coolest since: 1965	1917
	39.3°F (4.1°C)	40.3°F (4.6°C)	-1.0°F (-0.5°C)	99th Warmest	Warmest since: 1964	2016
	Ties: 1972, 1997
May 1965–Apr 1966 12-Month	40.0°F (4.4°C)	41.1°F (5.1°C)	-1.1°F (-0.7°C)	29th Coolest	Coolest since: 1965	1917
	40.0°F (4.4°C)	41.1°F (5.1°C)	-1.1°F (-0.7°C)	99th Warmest	Warmest since: 1964	2016
	Ties: 1943
Nov 1964–Apr 1966 18-Month	34.3°F (1.3°C)	36.2°F (2.3°C)	-1.9°F (-1.0°C)	12th Coolest	Coolest since: 1952	1917
Nov 1964–Apr 1966 18-Month	34.3°F (1.3°C)	36.2°F (2.3°C)	-1.9°F (-1.0°C)	115th Warmest	Warmest since: 1965	2016
May 1964–Apr 1966 24-Month	39.6°F (4.2°C)	41.1°F (5.1°C)	-1.5°F (-0.9°C)	13th Coolest	Coolest since: 1952	1917
	39.6°F (4.2°C)	41.1°F (5.1°C)	-1.5°F (-0.9°C)	114th Warmest	Warmest since: 1965	2016
	Ties: 1912
May 1963–Apr 1966 36-Month	40.7°F (4.8°C)	41.1°F (5.1°C)	-0.4°F (-0.3°C)	34th Coolest	Coolest since: 1958	1918
	40.7°F (4.8°C)	41.1°F (5.1°C)	-0.4°F (-0.3°C)	92nd Warmest	Warmest since: 1965	2017
	Ties: 1908, 1911, 1916, 1920, 1958
May 1962–Apr 1966 48-Month	41.1°F (5.1°C)	41.1°F (5.1°C)	0.0°F (0.0°C)	55th Coolest	Coolest since: 1959	1952
	41.1°F (5.1°C)	41.1°F (5.1°C)	0.0°F (0.0°C)	70th Warmest	Warmest since: 1965	2007, 2016, 2017
	Ties: 1903, 1921, 1932, 1938, 1939, 1948, 1978, 1982
May 1961–Apr 1966 60-Month	41.0°F (5.0°C)	41.1°F (5.1°C)	-0.1°F (-0.1°C)	51st Coolest	Coolest since: 1960	1952
	41.0°F (5.0°C)	41.1°F (5.1°C)	-0.1°F (-0.1°C)	73rd Warmest	Warmest since: 1965	2016
	Ties: 1925, 1928, 1947, 1958, 1976, 1986

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published March 2023, retrieved on March 21, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings