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.

Wyoming

Average Temperature Rankings, September 1970

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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
September 1970 1-Month	50.1°F (10.1°C)	53.6°F (12.0°C)	-3.5°F (-1.9°C)	10th Coolest	Coolest since: 1965	1965
	50.1°F (10.1°C)	53.6°F (12.0°C)	-3.5°F (-1.9°C)	119th Warmest	Warmest since: 1969	1998
	Ties: 1934
Aug–Sep 1970 2-Month	58.3°F (14.6°C)	58.5°F (14.7°C)	-0.2°F (-0.1°C)	58th Coolest	Coolest since: 1968	1912
	58.3°F (14.6°C)	58.5°F (14.7°C)	-0.2°F (-0.1°C)	71st Warmest	Warmest since: 1969	2022
	Ties: 1971, 1992
Jul–Sep 1970 3-Month	60.7°F (15.9°C)	60.7°F (15.9°C)	0.0°F (0.0°C)	54th Coolest	Coolest since: 1968	1912
	60.7°F (15.9°C)	60.7°F (15.9°C)	0.0°F (0.0°C)	75th Warmest	Warmest since: 1969	2022
	Ties: 1957, 1958
Jun–Sep 1970 4-Month	60.1°F (15.6°C)	60.0°F (15.6°C)	0.1°F (0.0°C)	60th Coolest	Coolest since: 1968	1912, 1915
	60.1°F (15.6°C)	60.0°F (15.6°C)	0.1°F (0.0°C)	69th Warmest	Warmest since: 1969	2021
	Ties: 1958, 1976
May–Sep 1970 5-Month	57.8°F (14.3°C)	57.7°F (14.3°C)	0.1°F (0.0°C)	61st Coolest	Coolest since: 1968	1915
	57.8°F (14.3°C)	57.7°F (14.3°C)	0.1°F (0.0°C)	68th Warmest	Warmest since: 1969	2012
	Ties: 1914, 1959, 1983, 2019
Apr–Sep 1970 6-Month	53.7°F (12.1°C)	54.5°F (12.5°C)	-0.8°F (-0.4°C)	34th Coolest	Coolest since: 1968	1912
	53.7°F (12.1°C)	54.5°F (12.5°C)	-0.8°F (-0.4°C)	95th Warmest	Warmest since: 1969	2012
	Ties: 1944, 1957
Mar–Sep 1970 7-Month	49.7°F (9.8°C)	50.9°F (10.5°C)	-1.2°F (-0.7°C)	24th Coolest	Coolest since: 1968	1912
	49.7°F (9.8°C)	50.9°F (10.5°C)	-1.2°F (-0.7°C)	105th Warmest	Warmest since: 1969	2012
	Ties: 1902
Feb–Sep 1970 8-Month	47.0°F (8.3°C)	47.3°F (8.5°C)	-0.3°F (-0.2°C)	44th Coolest	Coolest since: 1968	1912
	47.0°F (8.3°C)	47.3°F (8.5°C)	-0.3°F (-0.2°C)	85th Warmest	Warmest since: 1969	2012
	Ties: 1901, 1911, 1959, 1962
Jan–Sep 1970 9-Month	44.1°F (6.7°C)	44.1°F (6.7°C)	0.0°F (0.0°C)	57th Coolest	Coolest since: 1968	1917
	44.1°F (6.7°C)	44.1°F (6.7°C)	0.0°F (0.0°C)	72nd Warmest	Warmest since: 1969	2012
	Ties: 1948
Dec 1969–Sep 1970 10-Month	42.0°F (5.6°C)	41.8°F (5.4°C)	0.2°F (0.2°C)	59th Coolest	Coolest since: 1968	1917
	42.0°F (5.6°C)	41.8°F (5.4°C)	0.2°F (0.2°C)	69th Warmest	Warmest since: 1969	1934, 2012
	Ties: 1959
Nov 1969–Sep 1970 11-Month	41.0°F (5.0°C)	40.6°F (4.8°C)	0.4°F (0.2°C)	70th Coolest	Coolest since: 1969	1917
	41.0°F (5.0°C)	40.6°F (4.8°C)	0.4°F (0.2°C)	58th Warmest	Warmest since: 1967	1934
	Ties: 1947, 1960, 1974
Oct 1969–Sep 1970 12-Month	40.5°F (4.7°C)	40.8°F (4.9°C)	-0.3°F (-0.2°C)	44th Coolest	Coolest since: 1968	1917
	40.5°F (4.7°C)	40.8°F (4.9°C)	-0.3°F (-0.2°C)	84th Warmest	Warmest since: 1969	1934
	Ties: 1904, 1957, 2008
Apr 1969–Sep 1970 18-Month	45.7°F (7.6°C)	45.3°F (7.4°C)	0.4°F (0.2°C)	72nd Coolest	Coolest since: 1969	1917
	45.7°F (7.6°C)	45.3°F (7.4°C)	0.4°F (0.2°C)	56th Warmest	Warmest since: 1967	1934
	Ties: 1900, 1943, 1955
Oct 1968–Sep 1970 24-Month	40.7°F (4.8°C)	40.8°F (4.9°C)	-0.1°F (-0.1°C)	53rd Coolest	Coolest since: 1969	1913, 1917
	40.7°F (4.8°C)	40.8°F (4.9°C)	-0.1°F (-0.1°C)	74th Warmest	Warmest since: 1967	2016
	Ties: 1905, 1932, 1943, 1948, 1956, 1994
Oct 1967–Sep 1970 36-Month	40.4°F (4.7°C)	40.7°F (4.8°C)	-0.3°F (-0.1°C)	40th Coolest	Coolest since: 1952	1917
	40.4°F (4.7°C)	40.7°F (4.8°C)	-0.3°F (-0.1°C)	86th Warmest	Warmest since: 1969	2017
	Ties: 1910, 1921, 1933, 1945, 1972, 1979
Oct 1966–Sep 1970 48-Month	40.6°F (4.8°C)	40.7°F (4.8°C)	-0.1°F (0.0°C)	48th Coolest	Coolest since: 1968	1899
	40.6°F (4.8°C)	40.7°F (4.8°C)	-0.1°F (0.0°C)	77th Warmest	Warmest since: 1969	2018
	Ties: 1928, 1947, 1949, 1968, 1980
Oct 1965–Sep 1970 60-Month	41.0°F (5.0°C)	40.7°F (4.8°C)	0.3°F (0.2°C)	65th Coolest	Coolest since: 1969	1917
	41.0°F (5.0°C)	40.7°F (4.8°C)	0.3°F (0.2°C)	59th Warmest	Warmest since: 1967	2016
	Ties: 1954, 1960, 1962, 1964, 1978

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published March 2023, retrieved on March 22, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings