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


Idaho

Average Temperature Rankings, September 1991

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
(1895-2020)
Warmest/Coolest
Since
Record
September 1991
1-Month
57.0°F
(13.9°C)
54.7°F
(12.6°C)
2.3°F
(1.3°C)
101st Coolest Coolest since: 1989 1912, 1965
26th Warmest Warmest since: 1990 1990
Ties: 1917, 1918, 1949
Aug–Sep 1991
2-Month
62.0°F
(16.7°C)
59.1°F
(15.1°C)
2.9°F
(1.6°C)
116th Coolest Coolest since: 1989 1912
11th Warmest Warmest since: 1990 2001
Ties: 1963
Jul–Sep 1991
3-Month
63.5°F
(17.5°C)
61.2°F
(16.2°C)
2.3°F
(1.3°C)
114th Coolest Coolest since: 1989 1912
13th Warmest Warmest since: 1990 1998
Jun–Sep 1991
4-Month
61.3°F
(16.3°C)
60.0°F
(15.6°C)
1.3°F
(0.7°C)
99th Coolest Coolest since: 1989 1993
28th Warmest Warmest since: 1990 2003
Ties: 1898, 1918, 1979, 2016
May–Sep 1991
5-Month
58.3°F
(14.6°C)
57.8°F
(14.3°C)
0.5°F
(0.3°C)
78th Coolest Coolest since: 1989 1912
49th Warmest Warmest since: 1990 2013, 2015
Ties: 1924, 1928, 1989
Apr–Sep 1991
6-Month
55.2°F
(12.9°C)
55.1°F
(12.8°C)
0.1°F
(0.1°C)
65th Coolest Coolest since: 1986 1912
62nd Warmest Warmest since: 1990 1994
Ties: 1918, 1963
Mar–Sep 1991
7-Month
52.0°F
(11.1°C)
51.8°F
(11.0°C)
0.2°F
(0.1°C)
62nd Coolest Coolest since: 1985 1912
65th Warmest Warmest since: 1990 1934, 2015
Ties: 1956
Feb–Sep 1991
8-Month
49.8°F
(9.9°C)
48.6°F
(9.2°C)
1.2°F
(0.7°C)
96th Coolest Coolest since: 1989 1964
31st Warmest Warmest since: 1990 1934, 2015
Ties: 1931, 1981
Jan–Sep 1991
9-Month
46.6°F
(8.1°C)
45.7°F
(7.6°C)
0.9°F
(0.5°C)
90th Coolest Coolest since: 1989 1917
37th Warmest Warmest since: 1990 1934
Ties: 1941, 1966
Dec 1990–Sep 1991
10-Month
43.4°F
(6.3°C)
43.5°F
(6.4°C)
-0.1°F
(-0.1°C)
49th Coolest Coolest since: 1989 1917
77th Warmest Warmest since: 1990 1934
Ties: 1907, 1915, 1924, 1956, 2011
Nov 1990–Sep 1991
11-Month
42.5°F
(5.8°C)
42.5°F
(5.8°C)
0.0°F
(0.0°C)
58th Coolest Coolest since: 1989 1917
68th Warmest Warmest since: 1990 1934
Ties: 1915
Oct 1990–Sep 1991
12-Month
42.5°F
(5.8°C)
42.6°F
(5.9°C)
-0.1°F
(-0.1°C)
50th Coolest Coolest since: 1986 1917
76th Warmest Warmest since: 1990 1934
Ties: 1897, 1907, 1924
Apr 1990–Sep 1991
18-Month
47.4°F
(8.6°C)
46.7°F
(8.2°C)
0.7°F
(0.4°C)
87th Coolest Coolest since: 1986 1917
39th Warmest Warmest since: 1990 2015
Ties: 1898, 1905, 1939, 1978, 1994, 1999, 2008, 2009
Oct 1989–Sep 1991
24-Month
43.5°F
(6.4°C)
42.6°F
(5.9°C)
0.9°F
(0.5°C)
95th Coolest Coolest since: 1989 1917
30th Warmest Warmest since: 1990 2016
Ties: 1926, 1959, 1989, 1999, 2008, 2020
Oct 1988–Sep 1991
36-Month
43.3°F
(6.3°C)
42.6°F
(5.9°C)
0.7°F
(0.4°C)
91st Coolest Coolest since: 1987 1917
33rd Warmest Warmest since: 1990 2017
Ties: 1967
Oct 1987–Sep 1991
48-Month
43.5°F
(6.4°C)
42.5°F
(5.8°C)
1.0°F
(0.6°C)
101st Coolest Coolest since: 1989 1913, 1917, 1932
22nd Warmest Warmest since: 1990 2018
Ties: 1937, 1942, 1997, 1999, 2013
Oct 1986–Sep 1991
60-Month
43.7°F
(6.5°C)
42.6°F
(5.9°C)
1.1°F
(0.6°C)
104th Coolest Coolest since: 1990 1917, 1933
18th Warmest Warmest since: 1942 2016, 2017, 2018
Ties: 1938, 1942, 1998, 2014

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published September 2021, retrieved on September 25, 2021 from https://www.ncdc.noaa.gov/cag/