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 October 2021. For more information, please see Climatological Rankings.


Idaho

Average Temperature Rankings, September 2021

View Period (Months):All1234567891011121824364860
Download: xml csv json
  • Record Coolest
  • Bottom 1/10
  • Bottom 1/3
  • Normal
  • Top 1/3
  • Top 1/10
  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2021)
Warmest/Coolest
Since
Record
September 2021
1-Month
57.2°F
(14.0°C)
54.7°F
(12.6°C)
2.5°F
(1.4°C)
105th Coolest Coolest since: 2019 1912, 1965
23rd Warmest Warmest since: 2020 1990
Ties: 1960, 2015
Aug–Sep 2021
2-Month
60.6°F
(15.9°C)
59.1°F
(15.1°C)
1.5°F
(0.8°C)
99th Coolest Coolest since: 2019 1912
29th Warmest Warmest since: 2020 2001
Ties: 1897, 1904, 1953, 2018
Jul–Sep 2021
3-Month
64.4°F
(18.0°C)
61.2°F
(16.2°C)
3.2°F
(1.8°C)
122nd Coolest Coolest since: 2020 1912
6th Warmest Warmest since: 2013 1998
Ties: 1994, 2001
Jun–Sep 2021
4-Month
64.6°F
(18.1°C)
60.1°F
(15.6°C)
4.5°F
(2.5°C)
127th Coolest Coolest since: 2020 1993
1st Warmest Warmest to Date 2021
May–Sep 2021
5-Month
61.6°F
(16.4°C)
57.8°F
(14.3°C)
3.8°F
(2.1°C)
127th Coolest Coolest since: 2020 1912
1st Warmest Warmest to Date 2021
Apr–Sep 2021
6-Month
58.4°F
(14.7°C)
55.1°F
(12.8°C)
3.3°F
(1.9°C)
127th Coolest Coolest since: 2020 1912
1st Warmest Warmest to Date 2021
Mar–Sep 2021
7-Month
55.0°F
(12.8°C)
51.8°F
(11.0°C)
3.2°F
(1.8°C)
123rd Coolest Coolest since: 2020 1912
5th Warmest Warmest since: 2015 1934, 2015
Feb–Sep 2021
8-Month
51.3°F
(10.7°C)
48.7°F
(9.3°C)
2.6°F
(1.4°C)
121st Coolest Coolest since: 2020 1964
7th Warmest Warmest since: 2017 1934, 2015
Ties: 1994, 2017
Jan–Sep 2021
9-Month
48.6°F
(9.2°C)
45.8°F
(7.7°C)
2.8°F
(1.5°C)
122nd Coolest Coolest since: 2020 1917
6th Warmest Warmest since: 2016 1934
Ties: 1940, 2007, 2016
Dec 2020–Sep 2021
10-Month
46.3°F
(7.9°C)
43.5°F
(6.4°C)
2.8°F
(1.5°C)
120th Coolest Coolest since: 2020 1917
7th Warmest Warmest since: 2015 1934
Ties: 2007
Nov 2020–Sep 2021
11-Month
45.1°F
(7.3°C)
42.4°F
(5.8°C)
2.7°F
(1.5°C)
120th Coolest Coolest since: 2020 1917
7th Warmest Warmest since: 2015 1934
Ties: 2007
Oct 2020–Sep 2021
12-Month
45.1°F
(7.3°C)
42.6°F
(5.9°C)
2.5°F
(1.4°C)
119th Coolest Coolest since: 2020 1917
8th Warmest Warmest since: 2016 1934
Apr 2020–Sep 2021
18-Month
48.9°F
(9.4°C)
46.7°F
(8.2°C)
2.2°F
(1.2°C)
121st Coolest Coolest since: 2020 1917
6th Warmest Warmest since: 2016 2015
Oct 2019–Sep 2021
24-Month
44.5°F
(6.9°C)
42.6°F
(5.9°C)
1.9°F
(1.0°C)
118th Coolest Coolest since: 2020 1917
8th Warmest Warmest since: 2018 2016
Ties: 2007, 2018
Oct 2018–Sep 2021
36-Month
44.0°F
(6.7°C)
42.5°F
(5.8°C)
1.5°F
(0.9°C)
109th Coolest Coolest since: 2020 1917
16th Warmest Warmest since: 2019 2017
Oct 2017–Sep 2021
48-Month
44.2°F
(6.8°C)
42.6°F
(5.9°C)
1.6°F
(0.9°C)
116th Coolest Coolest since: 2020 1913, 1917, 1932
8th Warmest Warmest since: 2019 2018
Ties: 2003
Oct 2016–Sep 2021
60-Month
44.2°F
(6.8°C)
42.5°F
(5.8°C)
1.7°F
(1.0°C)
115th Coolest Coolest since: 2014 1917, 1933
8th Warmest Warmest since: 2020 2016, 2017, 2018
Ties: 2004

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published November 2021, retrieved on December 5, 2021 from https://www.ncdc.noaa.gov/cag/