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, May 1960

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
May 1960 1-Month	49.6°F (9.8°C)	50.2°F (10.1°C)	-0.6°F (-0.3°C)	59th Coolest	Coolest since: 1959	1907, 1927
	49.6°F (9.8°C)	50.2°F (10.1°C)	-0.6°F (-0.3°C)	70th Warmest	Warmest since: 1958	1934
	Ties: 1924, 2008, 2015
Apr–May 1960 2-Month	44.8°F (7.1°C)	45.5°F (7.5°C)	-0.7°F (-0.4°C)	50th Coolest	Coolest since: 1959	1975
	44.8°F (7.1°C)	45.5°F (7.5°C)	-0.7°F (-0.4°C)	79th Warmest	Warmest since: 1958	1934
	Ties: 1923, 1966, 1972, 2019
Mar–May 1960 3-Month	38.9°F (3.8°C)	40.1°F (4.5°C)	-1.2°F (-0.7°C)	37th Coolest	Coolest since: 1955	1899
	38.9°F (3.8°C)	40.1°F (4.5°C)	-1.2°F (-0.7°C)	92nd Warmest	Warmest since: 1959	1910
	Ties: 1932, 1948
Feb–May 1960 4-Month	33.8°F (1.0°C)	35.5°F (1.9°C)	-1.7°F (-0.9°C)	33rd Coolest	Coolest since: 1959	1899
	33.8°F (1.0°C)	35.5°F (1.9°C)	-1.7°F (-0.9°C)	96th Warmest	Warmest since: 1958	1992
	Ties: 1896, 1967
Jan–May 1960 5-Month	30.2°F (-1.0°C)	31.7°F (-0.2°C)	-1.5°F (-0.8°C)	37th Coolest	Coolest since: 1959	1899
	30.2°F (-1.0°C)	31.7°F (-0.2°C)	-1.5°F (-0.8°C)	92nd Warmest	Warmest since: 1958	1992
	Ties: 1896
Dec 1959–May 1960 6-Month	29.7°F (-1.3°C)	29.8°F (-1.2°C)	-0.1°F (-0.1°C)	59th Coolest	Coolest since: 1959	1917
Dec 1959–May 1960 6-Month	29.7°F (-1.3°C)	29.8°F (-1.2°C)	-0.1°F (-0.1°C)	69th Warmest	Warmest since: 1958	1992
Nov 1959–May 1960 7-Month	29.0°F (-1.7°C)	29.8°F (-1.2°C)	-0.8°F (-0.5°C)	47th Coolest	Coolest since: 1959	1899
	29.0°F (-1.7°C)	29.8°F (-1.2°C)	-0.8°F (-0.5°C)	81st Warmest	Warmest since: 1958	1992
	Ties: 1947
Oct 1959–May 1960 8-Month	30.4°F (-0.9°C)	31.5°F (-0.3°C)	-1.1°F (-0.6°C)	40th Coolest	Coolest since: 1956	1899
	30.4°F (-0.9°C)	31.5°F (-0.3°C)	-1.1°F (-0.6°C)	88th Warmest	Warmest since: 1959	1934, 2000
	Ties: 1904, 1975
Sep 1959–May 1960 9-Month	32.8°F (0.4°C)	34.0°F (1.1°C)	-1.2°F (-0.7°C)	37th Coolest	Coolest since: 1956	1899
	32.8°F (0.4°C)	34.0°F (1.1°C)	-1.2°F (-0.7°C)	91st Warmest	Warmest since: 1959	2016
	Ties: 1975
Aug 1959–May 1960 10-Month	35.8°F (2.1°C)	36.9°F (2.7°C)	-1.1°F (-0.6°C)	31st Coolest	Coolest since: 1956	1917
	35.8°F (2.1°C)	36.9°F (2.7°C)	-1.1°F (-0.6°C)	97th Warmest	Warmest since: 1959	1992, 2016
	Ties: 1928
Jul 1959–May 1960 11-Month	38.6°F (3.7°C)	39.6°F (4.2°C)	-1.0°F (-0.5°C)	33rd Coolest	Coolest since: 1956	1917
	38.6°F (3.7°C)	39.6°F (4.2°C)	-1.0°F (-0.5°C)	95th Warmest	Warmest since: 1959	1992, 2016
	Ties: 1972, 2011
Jun 1959–May 1960 12-Month	40.4°F (4.7°C)	41.1°F (5.1°C)	-0.7°F (-0.4°C)	36th Coolest	Coolest since: 1956	1917
	40.4°F (4.7°C)	41.1°F (5.1°C)	-0.7°F (-0.4°C)	92nd Warmest	Warmest since: 1959	2016
	Ties: 1966, 1975, 1985, 2019
Dec 1958–May 1960 18-Month	36.5°F (2.5°C)	37.4°F (3.0°C)	-0.9°F (-0.5°C)	31st Coolest	Coolest since: 1957	1917
	36.5°F (2.5°C)	37.4°F (3.0°C)	-0.9°F (-0.5°C)	96th Warmest	Warmest since: 1959	2016
	Ties: 1972, 1973
Jun 1958–May 1960 24-Month	40.5°F (4.7°C)	41.1°F (5.1°C)	-0.6°F (-0.4°C)	36th Coolest	Coolest since: 1957	1917
	40.5°F (4.7°C)	41.1°F (5.1°C)	-0.6°F (-0.4°C)	91st Warmest	Warmest since: 1959	2016
	Ties: 1972, 1986
Jun 1957–May 1960 36-Month	41.3°F (5.2°C)	41.1°F (5.1°C)	0.2°F (0.1°C)	66th Coolest	Coolest since: 1958	1918
	41.3°F (5.2°C)	41.1°F (5.1°C)	0.2°F (0.1°C)	60th Warmest	Warmest since: 1959	2017
	Ties: 1921, 1927, 1968, 1998
Jun 1956–May 1960 48-Month	41.2°F (5.1°C)	41.1°F (5.1°C)	0.1°F (0.0°C)	68th Coolest	Coolest since: 1959	1899, 1952
	41.2°F (5.1°C)	41.1°F (5.1°C)	0.1°F (0.0°C)	57th Warmest	Warmest since: 1956	2016
	Ties: 1903, 1921, 1939, 1945, 1956, 1965, 1976, 1978
Jun 1955–May 1960 60-Month	40.8°F (4.9°C)	41.1°F (5.1°C)	-0.3°F (-0.2°C)	41st Coolest	Coolest since: 1959	1952
	40.8°F (4.9°C)	41.1°F (5.1°C)	-0.3°F (-0.2°C)	83rd Warmest	Warmest since: 1959	2016
	Ties: 1922, 1923, 1959, 1971, 1974, 1982

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published January 2023, retrieved on January 27, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings