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 1950

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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 1950 1-Month	46.5°F (8.1°C)	50.2°F (10.1°C)	-3.7°F (-2.0°C)	10th Coolest	Coolest since: 1927	1907, 1927
May 1950 1-Month	46.5°F (8.1°C)	50.2°F (10.1°C)	-3.7°F (-2.0°C)	119th Warmest	Warmest since: 1949	1934
Apr–May 1950 2-Month	41.7°F (5.4°C)	45.5°F (7.5°C)	-3.8°F (-2.1°C)	10th Coolest	Coolest since: 1935	1975
Apr–May 1950 2-Month	41.7°F (5.4°C)	45.5°F (7.5°C)	-3.8°F (-2.1°C)	119th Warmest	Warmest since: 1949	1934
Mar–May 1950 3-Month	35.9°F (2.2°C)	40.1°F (4.5°C)	-4.2°F (-2.3°C)	7th Coolest	Coolest since: 1917	1899
Mar–May 1950 3-Month	35.9°F (2.2°C)	40.1°F (4.5°C)	-4.2°F (-2.3°C)	122nd Warmest	Warmest since: 1949	1910
Feb–May 1950 4-Month	32.9°F (0.5°C)	35.4°F (1.9°C)	-2.5°F (-1.4°C)	21st Coolest	Coolest since: 1936	1899
	32.9°F (0.5°C)	35.4°F (1.9°C)	-2.5°F (-1.4°C)	108th Warmest	Warmest since: 1949	1992
	Ties: 1912, 1923
Jan–May 1950 5-Month	25.9°F (-3.4°C)	31.7°F (-0.2°C)	-5.8°F (-3.2°C)	2nd Coolest	Coolest since: 1917	1899
	25.9°F (-3.4°C)	31.7°F (-0.2°C)	-5.8°F (-3.2°C)	127th Warmest	Warmest since: 1949	1992
	Ties: 1917
Dec 1949–May 1950 6-Month	24.2°F (-4.3°C)	29.9°F (-1.2°C)	-5.7°F (-3.1°C)	3rd Coolest	Coolest since: 1917	1917
	24.2°F (-4.3°C)	29.9°F (-1.2°C)	-5.7°F (-3.1°C)	125th Warmest	Warmest since: 1949	1992
	Ties: 1979
Nov 1949–May 1950 7-Month	26.4°F (-3.1°C)	29.8°F (-1.2°C)	-3.4°F (-1.9°C)	10th Coolest	Coolest since: 1949	1899
	26.4°F (-3.1°C)	29.8°F (-1.2°C)	-3.4°F (-1.9°C)	118th Warmest	Warmest since: 1948	1992
	Ties: 1907
Oct 1949–May 1950 8-Month	27.9°F (-2.3°C)	31.5°F (-0.3°C)	-3.6°F (-2.0°C)	5th Coolest	Coolest since: 1920	1899
Oct 1949–May 1950 8-Month	27.9°F (-2.3°C)	31.5°F (-0.3°C)	-3.6°F (-2.0°C)	123rd Warmest	Warmest since: 1949	1934, 2000
Sep 1949–May 1950 9-Month	30.8°F (-0.7°C)	34.0°F (1.1°C)	-3.2°F (-1.8°C)	6th Coolest	Coolest since: 1922	1899
Sep 1949–May 1950 9-Month	30.8°F (-0.7°C)	34.0°F (1.1°C)	-3.2°F (-1.8°C)	122nd Warmest	Warmest since: 1949	2016
Aug 1949–May 1950 10-Month	34.4°F (1.3°C)	37.0°F (2.8°C)	-2.6°F (-1.5°C)	9th Coolest	Coolest since: 1929	1917
	34.4°F (1.3°C)	37.0°F (2.8°C)	-2.6°F (-1.5°C)	119th Warmest	Warmest since: 1949	1992, 2016
	Ties: 1952, 1969
Jul 1949–May 1950 11-Month	37.2°F (2.9°C)	39.6°F (4.2°C)	-2.4°F (-1.3°C)	10th Coolest	Coolest since: 1929	1917
	37.2°F (2.9°C)	39.6°F (4.2°C)	-2.4°F (-1.3°C)	118th Warmest	Warmest since: 1949	1992, 2016
	Ties: 1952, 1965, 1969
Jun 1949–May 1950 12-Month	39.0°F (3.9°C)	41.1°F (5.1°C)	-2.1°F (-1.2°C)	11th Coolest	Coolest since: 1929	1917
	39.0°F (3.9°C)	41.1°F (5.1°C)	-2.1°F (-1.2°C)	117th Warmest	Warmest since: 1949	2016
	Ties: 1913
Dec 1948–May 1950 18-Month	34.6°F (1.4°C)	37.4°F (3.0°C)	-2.8°F (-1.6°C)	5th Coolest	Coolest since: 1917	1917
Dec 1948–May 1950 18-Month	34.6°F (1.4°C)	37.4°F (3.0°C)	-2.8°F (-1.6°C)	122nd Warmest	Warmest since: 1949	2016
Jun 1948–May 1950 24-Month	39.1°F (3.9°C)	41.1°F (5.1°C)	-2.0°F (-1.2°C)	8th Coolest	Coolest since: 1918	1917
Jun 1948–May 1950 24-Month	39.1°F (3.9°C)	41.1°F (5.1°C)	-2.0°F (-1.2°C)	119th Warmest	Warmest since: 1949	2016
Jun 1947–May 1950 36-Month	39.8°F (4.3°C)	41.1°F (5.1°C)	-1.3°F (-0.8°C)	11th Coolest	Coolest since: 1930	1918
Jun 1947–May 1950 36-Month	39.8°F (4.3°C)	41.1°F (5.1°C)	-1.3°F (-0.8°C)	115th Warmest	Warmest since: 1949	2017
Jun 1946–May 1950 48-Month	39.9°F (4.4°C)	41.1°F (5.1°C)	-1.2°F (-0.7°C)	11th Coolest	Coolest since: 1930	1899, 1952
	39.9°F (4.4°C)	41.1°F (5.1°C)	-1.2°F (-0.7°C)	114th Warmest	Warmest since: 1949	2016
	Ties: 1913
Jun 1945–May 1950 60-Month	40.3°F (4.6°C)	41.1°F (5.1°C)	-0.8°F (-0.5°C)	14th Coolest	Coolest since: 1921	1952
	40.3°F (4.6°C)	41.1°F (5.1°C)	-0.8°F (-0.5°C)	110th Warmest	Warmest since: 1949	2016
	Ties: 1903, 1914, 1915, 1921, 1954, 1969

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published May 2023, retrieved on June 6, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings