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 2018

View Period (Months):
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  • Record Coolest
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  • Top 1/3
  • Top 1/10
  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
September 2018
1-Month
56.2°F
(13.4°C)
54.7°F
(12.6°C)
1.5°F
(0.8°C)
87th Coolest
Coolest since:
1912, 1965
42nd Warmest
Warmest since:
1990
Ties: 1976
Aug–Sep 2018
2-Month
60.6°F
(15.9°C)
59.1°F
(15.1°C)
1.5°F
(0.8°C)
99th Coolest
Coolest since:
1912
30th Warmest
Warmest since:
2022
Ties: 1897, 1904, 1953, 2021
Jul–Sep 2018
3-Month
63.2°F
(17.3°C)
61.1°F
(16.2°C)
2.1°F
(1.1°C)
112th Coolest
Coolest since:
1912
17th Warmest
Warmest since:
2022
Ties: 2009
Jun–Sep 2018
4-Month
61.8°F
(16.6°C)
60.0°F
(15.6°C)
1.8°F
(1.0°C)
109th Coolest
Coolest since:
1993
20th Warmest
Warmest since:
2021
Ties: 1936, 2014
May–Sep 2018
5-Month
60.3°F
(15.7°C)
57.9°F
(14.4°C)
2.4°F
(1.3°C)
118th Coolest
Coolest since:
1912
11th Warmest
Warmest since:
2021
Ties: 1936, 2006
Apr–Sep 2018
6-Month
57.3°F
(14.1°C)
55.1°F
(12.8°C)
2.2°F
(1.3°C)
117th Coolest
Coolest since:
1912
12th Warmest
Warmest since:
2021
Mar–Sep 2018
7-Month
53.9°F
(12.2°C)
51.8°F
(11.0°C)
2.1°F
(1.2°C)
114th Coolest
Coolest since:
1912
15th Warmest
Warmest since:
1934, 2015
Ties: 1987, 2022
Feb–Sep 2018
8-Month
50.4°F
(10.2°C)
48.6°F
(9.2°C)
1.8°F
(1.0°C)
107th Coolest
Coolest since:
1964
22nd Warmest
Warmest since:
1934, 2015
Ties: 1925, 1930
Jan–Sep 2018
9-Month
48.2°F
(9.0°C)
45.7°F
(7.6°C)
2.5°F
(1.4°C)
118th Coolest
Coolest since:
1917
11th Warmest
Warmest since:
1934
Dec 2017–Sep 2018
10-Month
45.9°F
(7.7°C)
43.5°F
(6.4°C)
2.4°F
(1.3°C)
117th Coolest
Coolest since:
1917
11th Warmest
Warmest since:
1934
Ties: 2000
Nov 2017–Sep 2018
11-Month
44.9°F
(7.2°C)
42.4°F
(5.8°C)
2.5°F
(1.4°C)
119th Coolest
Coolest since:
1917
9th Warmest
Warmest since:
1934
Oct 2017–Sep 2018
12-Month
44.7°F
(7.1°C)
42.6°F
(5.9°C)
2.1°F
(1.2°C)
118th Coolest
Coolest since:
1917
10th Warmest
Warmest since:
1934
Ties: 1994, 2012
Apr 2017–Sep 2018
18-Month
48.8°F
(9.3°C)
46.7°F
(8.2°C)
2.1°F
(1.1°C)
120th Coolest
Coolest since:
1917
8th Warmest
Warmest since:
2015
Ties: 2003
Oct 2016–Sep 2018
24-Month
44.5°F
(6.9°C)
42.6°F
(5.9°C)
1.9°F
(1.0°C)
118th Coolest
Coolest since:
1917
9th Warmest
Warmest since:
2016
Ties: 2007
Oct 2015–Sep 2018
36-Month
44.8°F
(7.1°C)
42.6°F
(5.9°C)
2.2°F
(1.2°C)
122nd Coolest
Coolest since:
1917
4th Warmest
Warmest since:
2017
Oct 2014–Sep 2018
48-Month
45.2°F
(7.3°C)
42.5°F
(5.8°C)
2.7°F
(1.5°C)
124th Coolest
Coolest since:
1913, 1917, 1932
1st Warmest
Warmest to Date
2018
Oct 2013–Sep 2018
60-Month
45.0°F
(7.2°C)
42.5°F
(5.8°C)
2.5°F
(1.4°C)
123rd Coolest
Coolest since:
1917, 1933
1st Warmest
Warmest since:
2016, 2017, 2018
Ties: 2016, 2017

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