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 2010

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PeriodValue1901-2000
Mean		AnomalyRank
(1895-2023)		Warmest/Coolest
Since		Record
April 2010
1-Month		28.3°F
(-2.1°C)		29.2°F
(-1.6°C)		-0.9°F
(-0.5°C)		41st Coolest
Coolest since:
2008
89th Warmest
Warmest since:
2016
Ties: 2013
Mar–Apr 2010
2-Month		26.2°F
(-3.2°C)		25.8°F
(-3.4°C)		0.4°F
(0.2°C)		73rd Coolest
Coolest since:
1917
57th Warmest
Warmest since:
1934
Feb–Apr 2010
3-Month		24.1°F
(-4.4°C)		23.0°F
(-5.0°C)		1.1°F
(0.6°C)		92nd Coolest
Coolest since:
1933, 1955
38th Warmest
Warmest since:
1934
Ties: 1972, 1974, 1994
Jan–Apr 2010
4-Month		23.3°F
(-4.8°C)		20.7°F
(-6.3°C)		2.6°F
(1.5°C)		108th Coolest
Coolest since:
1922
22nd Warmest
Warmest since:
1934
Ties: 1915
Dec 2009–Apr 2010
5-Month		20.9°F
(-6.2°C)		19.8°F
(-6.8°C)		1.1°F
(0.6°C)		86th Coolest
Coolest since:
1949
43rd Warmest
Warmest since:
1934
Ties: 1908, 1965, 2021
Nov 2009–Apr 2010
6-Month		21.2°F
(-6.0°C)		20.3°F
(-6.5°C)		0.9°F
(0.5°C)		79th Coolest
Coolest since:
1917
50th Warmest
Warmest since:
1934
Ties: 1935, 1958, 1965, 1988, 2006, 2009
Oct 2009–Apr 2010
7-Month		22.4°F
(-5.3°C)		21.9°F
(-5.6°C)		0.5°F
(0.3°C)		59th Coolest
Coolest since:
1917
70th Warmest
Warmest since:
1934
Ties: 1911, 1915, 1919, 1948
Sep 2009–Apr 2010
8-Month		25.1°F
(-3.8°C)		24.2°F
(-4.3°C)		0.9°F
(0.5°C)		85th Coolest
Coolest since:
1917
44th Warmest
Warmest since:
1934
Ties: 1902, 1970, 1987
Aug 2009–Apr 2010
9-Month		27.7°F
(-2.4°C)		26.8°F
(-2.9°C)		0.9°F
(0.5°C)		85th Coolest
Coolest since:
1917
44th Warmest
Warmest since:
1934
Ties: 1961, 1963
Jul 2009–Apr 2010
10-Month		29.9°F
(-1.2°C)		29.0°F
(-1.7°C)		0.9°F
(0.5°C)		87th Coolest
Coolest since:
1917
42nd Warmest
Warmest since:
2015
Ties: 1905, 1951, 1968
Jun 2009–Apr 2010
11-Month		31.2°F
(-0.4°C)		30.3°F
(-0.9°C)		0.9°F
(0.5°C)		90th Coolest
Coolest since:
1917
39th Warmest
Warmest since:
1934
Ties: 1968, 1996, 2020
May 2009–Apr 2010
12-Month		31.7°F
(-0.2°C)		30.8°F
(-0.7°C)		0.9°F
(0.5°C)		94th Coolest
Coolest since:
1917
35th Warmest
Warmest since:
2015, 2016
Ties: 1935, 1974, 1987, 1996
Nov 2008–Apr 2010
18-Month		28.2°F
(-2.1°C)		27.3°F
(-2.6°C)		0.9°F
(0.5°C)		89th Coolest
Coolest since:
1917
39th Warmest
Warmest since:
2016
Ties: 1908, 1988, 1991, 2020
May 2008–Apr 2010
24-Month		31.5°F
(-0.3°C)		30.8°F
(-0.7°C)		0.7°F
(0.4°C)		86th Coolest
Coolest since:
1917
42nd Warmest
Warmest since:
2016
Ties: 1954, 1978, 1983, 1997
May 2007–Apr 2010
36-Month		31.3°F
(-0.4°C)		30.8°F
(-0.7°C)		0.5°F
(0.3°C)		83rd Coolest
Coolest since:
1933
44th Warmest
Warmest since:
2016, 2017
Ties: 1902, 1909, 1943, 1959, 1961, 1969, 1988, 1995, 2011
May 2006–Apr 2010
48-Month		31.6°F
(-0.2°C)		30.8°F
(-0.7°C)		0.8°F
(0.5°C)		98th Coolest
Coolest since:
1932, 1933
28th Warmest
Warmest since:
2018
Ties: 1943, 1990, 2013
May 2005–Apr 2010
60-Month		31.5°F
(-0.3°C)		30.8°F
(-0.7°C)		0.7°F
(0.4°C)		95th Coolest
Coolest since:
1933
30th Warmest
Warmest since:
2018
Ties: 1943, 1990, 1991, 1994, 2013

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