Statewide Rankings

Statewide Data Info
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.

Idaho

Average Temperature Rankings, September 1903

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Period Value 1901-2000
Mean		 Anomaly Rank
(1895-2022)		 Warmest/Coolest
Since		 Record
September 1903
1-Month 		51.3°F
(10.7°C)		 54.7°F
(12.6°C)		 -3.4°F
(-1.9°C)		 15th Coolest
Coolest since:
 1912, 1965
114th Warmest
Warmest since:
 1990
Aug–Sep 1903
2-Month 		57.3°F
(14.1°C)		 59.2°F
(15.1°C)		 -1.9°F
(-1.0°C)		 14th Coolest
Coolest since:
 1912
115th Warmest
Warmest since:
 2022
Ties: 1978
Jul–Sep 1903
3-Month 		58.5°F
(14.7°C)		 61.1°F
(16.2°C)		 -2.6°F
(-1.5°C)		 4th Coolest
Coolest to Date
 1912
125th Warmest
Warmest since:
 2022
Jun–Sep 1903
4-Month 		58.9°F
(14.9°C)		 60.0°F
(15.6°C)		 -1.1°F
(-0.7°C)		 17th Coolest
Coolest since:
 1993
112th Warmest
Warmest since:
 2021
Ties: 1901, 1968
May–Sep 1903
5-Month 		56.6°F
(13.7°C)		 57.9°F
(14.4°C)		 -1.3°F
(-0.7°C)		 14th Coolest
Coolest since:
 1912
115th Warmest
Warmest since:
 2021
Ties: 1950, 2010
Apr–Sep 1903
6-Month 		53.6°F
(12.0°C)		 55.1°F
(12.8°C)		 -1.5°F
(-0.8°C)		 12th Coolest
Coolest since:
 1912
117th Warmest
Warmest since:
 2021
Mar–Sep 1903
7-Month 		50.4°F
(10.2°C)		 51.8°F
(11.0°C)		 -1.4°F
(-0.8°C)		 9th Coolest
Coolest since:
 1912
120th Warmest
Warmest since:
 1934, 2015
Ties: 1907, 1950, 1993
Feb–Sep 1903
8-Month 		46.1°F
(7.8°C)		 48.7°F
(9.3°C)		 -2.6°F
(-1.5°C)		 4th Coolest
Coolest to Date
 1964
125th Warmest
Warmest since:
 1934, 2015
Jan–Sep 1903
9-Month 		43.6°F
(6.4°C)		 45.7°F
(7.6°C)		 -2.1°F
(-1.2°C)		 5th Coolest
Coolest to Date
 1917
124th Warmest
Warmest since:
 1934
Ties: 1922
Dec 1902–Sep 1903
10-Month 		41.8°F
(5.4°C)		 43.5°F
(6.4°C)		 -1.7°F
(-1.0°C)		 14th Coolest
Coolest since:
 1917
114th Warmest
Warmest since:
 1934
Nov 1902–Sep 1903
11-Month 		40.8°F
(4.9°C)		 42.5°F
(5.8°C)		 -1.7°F
(-0.9°C)		 12th Coolest
Coolest since:
 1917
116th Warmest
Warmest since:
 1934
Ties: 1920, 1937
Oct 1902–Sep 1903
12-Month 		41.1°F
(5.1°C)		 42.6°F
(5.9°C)		 -1.5°F
(-0.8°C)		 13th Coolest
Coolest since:
 1917
115th Warmest
Warmest since:
 1934
Ties: 1913, 1952
Apr 1902–Sep 1903
18-Month 		45.3°F
(7.4°C)		 46.7°F
(8.2°C)		 -1.4°F
(-0.8°C)		 6th Coolest
Coolest to Date
 1917
122nd Warmest
Warmest since:
 2015
Ties: 1955
Oct 1901–Sep 1903
24-Month 		41.9°F
(5.5°C)		 42.6°F
(5.9°C)		 -0.7°F
(-0.4°C)		 21st Coolest
Coolest since:
 1917
106th Warmest
Warmest since:
 2016
Ties: 1920
Oct 1900–Sep 1903
36-Month 		42.1°F
(5.6°C)		 42.6°F
(5.9°C)		 -0.5°F
(-0.3°C)		 26th Coolest
Coolest since:
 1917
100th Warmest
Warmest since:
 2017
Ties: 1904, 1921, 1977
Oct 1899–Sep 1903
48-Month 		42.5°F
(5.8°C)		 42.6°F
(5.9°C)		 -0.1°F
(-0.1°C)		 50th Coolest
Coolest since:
 1913, 1917, 1932
75th Warmest
Warmest to Date
 2018
Ties: 1905, 1910, 1946, 1956, 1964
Oct 1898–Sep 1903
60-Month 		42.1°F
(5.6°C)		 42.6°F
(5.9°C)		 -0.5°F
(-0.3°C)		 16th Coolest
Coolest to Date
 1917, 1933
108th Warmest
Warmest since:
 2016, 2017, 2018
Ties: 1918, 1931, 1950, 1951, 1975, 1976

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