Climate at a Glance

Statewide Rankings

Look up monthly rankings for 1-12, 18, 24, 36, 48, and 60-month time periods using the options below. Data and statistics are as of March 2021. For more information, please see Climatological Rankings.


Idaho

Average Temperature Rankings, December 2020

View Period (Months):All1234567891011121824364860
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  • Top 1/3
  • Top 1/10
  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2020)
Warmest/Coolest
Since
Record
December 2020
1-Month
26.2°F
(-3.2°C)
23.9°F
(-4.5°C)
2.3°F
(1.3°C)
94th Coolest Coolest since: 2018 1990
33rd Warmest Warmest since: 2019 1917
Nov–Dec 2020
2-Month
29.5°F
(-1.4°C)
27.8°F
(-2.3°C)
1.7°F
(0.9°C)
87th Coolest Coolest since: 2018 1985
40th Warmest Warmest since: 2019 1917
Oct–Dec 2020
3-Month
34.8°F
(1.6°C)
33.3°F
(0.7°C)
1.5°F
(0.9°C)
99th Coolest Coolest since: 2019 1985
28th Warmest Warmest since: 2015 1917
Ties: 1926, 1988
Sep–Dec 2020
4-Month
40.8°F
(4.9°C)
38.6°F
(3.7°C)
2.2°F
(1.2°C)
114th Coolest Coolest since: 2019 1985
13th Warmest Warmest since: 2014 1917
Ties: 1987
Aug–Dec 2020
5-Month
46.0°F
(7.8°C)
43.6°F
(6.4°C)
2.4°F
(1.4°C)
119th Coolest Coolest since: 2019 1985
8th Warmest Warmest since: 2014 1917
Ties: 1953, 2014
Jul–Dec 2020
6-Month
49.2°F
(9.6°C)
47.2°F
(8.4°C)
2.0°F
(1.2°C)
116th Coolest Coolest since: 2019 1985
11th Warmest Warmest since: 2014 1917
Jun–Dec 2020
7-Month
50.2°F
(10.1°C)
48.6°F
(9.2°C)
1.6°F
(0.9°C)
112th Coolest Coolest since: 2019 1985
15th Warmest Warmest since: 2017 1933, 2003
Ties: 1934
May–Dec 2020
8-Month
50.2°F
(10.1°C)
48.6°F
(9.2°C)
1.6°F
(0.9°C)
111th Coolest Coolest since: 2019 1916
16th Warmest Warmest since: 2018 2015
Ties: 1936, 1988, 2013, 2018
Apr–Dec 2020
9-Month
49.3°F
(9.6°C)
47.8°F
(8.8°C)
1.5°F
(0.8°C)
110th Coolest Coolest since: 2019 1916
17th Warmest Warmest since: 2018 1934
Ties: 1910, 1937, 2018
Mar–Dec 2020
10-Month
47.9°F
(8.8°C)
46.3°F
(7.9°C)
1.6°F
(0.9°C)
111th Coolest Coolest since: 2019 1916, 1985
16th Warmest Warmest since: 2017 1934
Ties: 1992
Feb–Dec 2020
11-Month
45.9°F
(7.7°C)
44.4°F
(6.9°C)
1.5°F
(0.8°C)
110th Coolest Coolest since: 2019 1985
17th Warmest Warmest since: 2017 1934
Ties: 1925, 1963
Jan–Dec 2020
12-Month
44.4°F
(6.9°C)
42.6°F
(5.9°C)
1.8°F
(1.0°C)
114th Coolest Coolest since: 2019 1985
13th Warmest Warmest since: 2018 1934
Jul 2019–Dec 2020
18-Month
45.4°F
(7.4°C)
44.2°F
(6.8°C)
1.2°F
(0.6°C)
108th Coolest Coolest since: 2019 1985
18th Warmest Warmest since: 2018 1934
Ties: 1926, 1981, 1988, 1998, 2006
Jan 2019–Dec 2020
24-Month
43.7°F
(6.5°C)
42.6°F
(5.9°C)
1.1°F
(0.6°C)
99th Coolest Coolest since: 2012 1985
27th Warmest Warmest since: 2019 2015, 2016
Ties: 1939, 1954, 2012
Jan 2018–Dec 2020
36-Month
44.0°F
(6.7°C)
42.6°F
(5.9°C)
1.4°F
(0.8°C)
112th Coolest Coolest since: 2019 1913
13th Warmest Warmest since: 2018 2016
Ties: 2006
Jan 2017–Dec 2020
48-Month
44.0°F
(6.7°C)
42.5°F
(5.8°C)
1.5°F
(0.9°C)
113th Coolest Coolest since: 2013 1985
11th Warmest Warmest since: 2019 2017
Ties: 1941, 2001, 2005
Jan 2016–Dec 2020
60-Month
44.2°F
(6.8°C)
42.5°F
(5.8°C)
1.7°F
(1.0°C)
116th Coolest Coolest since: 2014 1913, 1916
7th Warmest Warmest since: 2019 2016, 2018

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published April 2021, retrieved on April 16, 2021 from https://www.ncdc.noaa.gov/cag/