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

Minimum Temperature Rankings, April 1981

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PeriodValue1901-2000
Mean		AnomalyRank
(1895-2023)		Warmest/Coolest
Since		Record
April 1981
1-Month		31.0°F
(-0.6°C)		29.2°F
(-1.6°C)		1.8°F
(1.0°C)		104th Coolest
Coolest since:
2008
26th Warmest
Warmest since:
2016
Mar–Apr 1981
2-Month		28.1°F
(-2.2°C)		25.8°F
(-3.4°C)		2.3°F
(1.2°C)		106th Coolest
Coolest since:
1917
24th Warmest
Warmest since:
1934
Feb–Apr 1981
3-Month		25.2°F
(-3.8°C)		23.0°F
(-5.0°C)		2.2°F
(1.2°C)		105th Coolest
Coolest since:
1933, 1955
25th Warmest
Warmest since:
1934
Jan–Apr 1981
4-Month		24.3°F
(-4.3°C)		20.7°F
(-6.3°C)		3.6°F
(2.0°C)		119th Coolest
Coolest since:
1922
11th Warmest
Warmest since:
1934
Dec 1980–Apr 1981
5-Month		23.7°F
(-4.6°C)		19.8°F
(-6.8°C)		3.9°F
(2.2°C)		121st Coolest
Coolest since:
1949
8th Warmest
Warmest since:
1934
Nov 1980–Apr 1981
6-Month		23.7°F
(-4.6°C)		20.3°F
(-6.5°C)		3.4°F
(1.9°C)		122nd Coolest
Coolest since:
1917
7th Warmest
Warmest since:
1934
Oct 1980–Apr 1981
7-Month		24.7°F
(-4.1°C)		21.9°F
(-5.6°C)		2.8°F
(1.5°C)		121st Coolest
Coolest since:
1917
8th Warmest
Warmest since:
1934
Ties: 1938
Sep 1980–Apr 1981
8-Month		26.9°F
(-2.8°C)		24.2°F
(-4.3°C)		2.7°F
(1.5°C)		123rd Coolest
Coolest since:
1917
6th Warmest
Warmest since:
1934
Aug 1980–Apr 1981
9-Month		28.9°F
(-1.7°C)		26.8°F
(-2.9°C)		2.1°F
(1.2°C)		120th Coolest
Coolest since:
1917
9th Warmest
Warmest since:
1934
Ties: 1938, 1998, 2004
Jul 1980–Apr 1981
10-Month		31.0°F
(-0.6°C)		29.0°F
(-1.7°C)		2.0°F
(1.1°C)		116th Coolest
Coolest since:
1917
13th Warmest
Warmest since:
2015
Jun 1980–Apr 1981
11-Month		32.0°F
(0.0°C)		30.3°F
(-0.9°C)		1.7°F
(0.9°C)		112th Coolest
Coolest since:
1917
17th Warmest
Warmest since:
1934
Ties: 1926, 1998
May 1980–Apr 1981
12-Month		32.5°F
(0.3°C)		30.8°F
(-0.7°C)		1.7°F
(1.0°C)		112th Coolest
Coolest since:
1917
17th Warmest
Warmest since:
2015, 2016
Ties: 1938, 1999
Nov 1979–Apr 1981
18-Month		28.9°F
(-1.7°C)		27.3°F
(-2.6°C)		1.6°F
(0.9°C)		117th Coolest
Coolest since:
1917
11th Warmest
Warmest since:
2016
Ties: 1998, 2014, 2022
May 1979–Apr 1981
24-Month		32.2°F
(0.1°C)		30.8°F
(-0.7°C)		1.4°F
(0.8°C)		114th Coolest
Coolest since:
1917
14th Warmest
Warmest since:
2016
May 1978–Apr 1981
36-Month		31.0°F
(-0.6°C)		30.8°F
(-0.7°C)		0.2°F
(0.1°C)		61st Coolest
Coolest since:
1933
66th Warmest
Warmest since:
2016, 2017
Ties: 1908, 1948, 1971, 1972
May 1977–Apr 1981
48-Month		31.5°F
(-0.3°C)		30.8°F
(-0.7°C)		0.7°F
(0.4°C)		94th Coolest
Coolest since:
1932, 1933
32nd Warmest
Warmest since:
2018
Ties: 1927, 1928, 1984, 1991, 1997, 2009
May 1976–Apr 1981
60-Month		31.2°F
(-0.4°C)		30.8°F
(-0.7°C)		0.4°F
(0.3°C)		81st Coolest
Coolest since:
1933
44th Warmest
Warmest since:
2018
Ties: 1927, 1970, 1983

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