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 1956

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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
May 1956 1-Month	51.2°F (10.7°C)	50.2°F (10.1°C)	1.0°F (0.6°C)	87th Coolest	Coolest since: 1955	1907, 1927
May 1956 1-Month	51.2°F (10.7°C)	50.2°F (10.1°C)	1.0°F (0.6°C)	42nd Warmest	Warmest since: 1952	1934
Apr–May 1956 2-Month	44.6°F (7.0°C)	45.5°F (7.5°C)	-0.9°F (-0.5°C)	48th Coolest	Coolest since: 1955	1975
	44.6°F (7.0°C)	45.5°F (7.5°C)	-0.9°F (-0.5°C)	81st Warmest	Warmest since: 1952	1934
	Ties: 2021
Mar–May 1956 3-Month	39.4°F (4.1°C)	40.1°F (4.5°C)	-0.7°F (-0.4°C)	46th Coolest	Coolest since: 1955	1899
Mar–May 1956 3-Month	39.4°F (4.1°C)	40.1°F (4.5°C)	-0.7°F (-0.4°C)	83rd Warmest	Warmest since: 1952	1910
Feb–May 1956 4-Month	33.7°F (0.9°C)	35.4°F (1.9°C)	-1.7°F (-1.0°C)	31st Coolest	Coolest since: 1955	1899
	33.7°F (0.9°C)	35.4°F (1.9°C)	-1.7°F (-1.0°C)	98th Warmest	Warmest since: 1954	1992
	Ties: 1996
Jan–May 1956 5-Month	30.0°F (-1.1°C)	31.7°F (-0.2°C)	-1.7°F (-0.9°C)	34th Coolest	Coolest since: 1955	1899
	30.0°F (-1.1°C)	31.7°F (-0.2°C)	-1.7°F (-0.9°C)	95th Warmest	Warmest since: 1954	1992
	Ties: 1897
Dec 1955–May 1956 6-Month	27.6°F (-2.4°C)	29.9°F (-1.2°C)	-2.3°F (-1.2°C)	21st Coolest	Coolest since: 1952	1917
	27.6°F (-2.4°C)	29.9°F (-1.2°C)	-2.3°F (-1.2°C)	107th Warmest	Warmest since: 1955	1992
	Ties: 1913, 1952, 1975
Nov 1955–May 1956 7-Month	26.2°F (-3.2°C)	29.8°F (-1.2°C)	-3.6°F (-2.0°C)	5th Coolest	Coolest since: 1922	1899
Nov 1955–May 1956 7-Month	26.2°F (-3.2°C)	29.8°F (-1.2°C)	-3.6°F (-2.0°C)	123rd Warmest	Warmest since: 1955	1992
Oct 1955–May 1956 8-Month	28.6°F (-1.9°C)	31.5°F (-0.3°C)	-2.9°F (-1.6°C)	11th Coolest	Coolest since: 1950	1899
Oct 1955–May 1956 8-Month	28.6°F (-1.9°C)	31.5°F (-0.3°C)	-2.9°F (-1.6°C)	117th Warmest	Warmest since: 1955	1934, 2000
Sep 1955–May 1956 9-Month	31.3°F (-0.4°C)	34.0°F (1.1°C)	-2.7°F (-1.5°C)	10th Coolest	Coolest since: 1950	1899
Sep 1955–May 1956 9-Month	31.3°F (-0.4°C)	34.0°F (1.1°C)	-2.7°F (-1.5°C)	118th Warmest	Warmest since: 1955	2016
Aug 1955–May 1956 10-Month	34.8°F (1.6°C)	37.0°F (2.8°C)	-2.2°F (-1.2°C)	15th Coolest	Coolest since: 1952	1917
	34.8°F (1.6°C)	37.0°F (2.8°C)	-2.2°F (-1.2°C)	113th Warmest	Warmest since: 1955	1992, 2016
	Ties: 1916, 1978
Jul 1955–May 1956 11-Month	37.5°F (3.1°C)	39.6°F (4.2°C)	-2.1°F (-1.1°C)	15th Coolest	Coolest since: 1952	1917
	37.5°F (3.1°C)	39.6°F (4.2°C)	-2.1°F (-1.1°C)	113th Warmest	Warmest since: 1955	1992, 2016
	Ties: 1897, 1949
Jun 1955–May 1956 12-Month	39.2°F (4.0°C)	41.1°F (5.1°C)	-1.9°F (-1.1°C)	14th Coolest	Coolest since: 1952	1917
	39.2°F (4.0°C)	41.1°F (5.1°C)	-1.9°F (-1.1°C)	114th Warmest	Warmest since: 1955	2016
	Ties: 1907, 1920, 1922
Dec 1954–May 1956 18-Month	35.6°F (2.0°C)	37.4°F (3.0°C)	-1.8°F (-1.0°C)	11th Coolest	Coolest since: 1952	1917
	35.6°F (2.0°C)	37.4°F (3.0°C)	-1.8°F (-1.0°C)	116th Warmest	Warmest since: 1955	2016
	Ties: 1904, 1916
Jun 1954–May 1956 24-Month	39.9°F (4.4°C)	41.1°F (5.1°C)	-1.2°F (-0.7°C)	17th Coolest	Coolest since: 1952	1917
	39.9°F (4.4°C)	41.1°F (5.1°C)	-1.2°F (-0.7°C)	110th Warmest	Warmest since: 1955	2016
	Ties: 1898, 1957
Jun 1953–May 1956 36-Month	40.8°F (4.9°C)	41.1°F (5.1°C)	-0.3°F (-0.2°C)	40th Coolest	Coolest since: 1953	1918
	40.8°F (4.9°C)	41.1°F (5.1°C)	-0.3°F (-0.2°C)	86th Warmest	Warmest since: 1955	2017
	Ties: 1915, 1920, 1923
Jun 1952–May 1956 48-Month	41.2°F (5.1°C)	41.1°F (5.1°C)	0.1°F (0.0°C)	68th Coolest	Coolest since: 1955	1899, 1952
	41.2°F (5.1°C)	41.1°F (5.1°C)	0.1°F (0.0°C)	57th Warmest	Warmest since: 1947	2016
	Ties: 1903, 1921, 1939, 1945, 1960, 1965, 1976, 1978
Jun 1951–May 1956 60-Month	40.6°F (4.8°C)	41.1°F (5.1°C)	-0.5°F (-0.3°C)	27th Coolest	Coolest since: 1955	1952
	40.6°F (4.8°C)	41.1°F (5.1°C)	-0.5°F (-0.3°C)	97th Warmest	Warmest since: 1955	2016
	Ties: 1902, 1906, 1911, 1955

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published May 2023, retrieved on June 3, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings