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 February 2020. For more information, please see Climatological Rankings.


Montana

Average Temperature Rankings, September 1989

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Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Warmest/Coolest
Since
Record
September 1989
1-Month
54.3°F
(12.4°C)
53.8°F
(12.1°C)
0.5°F
(0.3°C)
65th Coolest Coolest since: 1988 1965
61st Warmest Warmest since: 1987 1998
Ties: 1904
Aug–Sep 1989
2-Month
58.7°F
(14.8°C)
58.9°F
(14.9°C)
-0.2°F
(-0.1°C)
51st Coolest Coolest since: 1987 1965
75th Warmest Warmest since: 1988 1998
Ties: 1929, 1978
Jul–Sep 1989
3-Month
62.1°F
(16.7°C)
61.2°F
(16.2°C)
0.9°F
(0.5°C)
81st Coolest Coolest since: 1987 1912
45th Warmest Warmest since: 1988 1998
Ties: 1947
Jun–Sep 1989
4-Month
61.2°F
(16.2°C)
60.4°F
(15.8°C)
0.8°F
(0.4°C)
87th Coolest Coolest since: 1987 1993
39th Warmest Warmest since: 1988 1936
Ties: 1923, 1983, 2005
May–Sep 1989
5-Month
59.0°F
(15.0°C)
58.4°F
(14.7°C)
0.6°F
(0.3°C)
81st Coolest Coolest since: 1986 1907
45th Warmest Warmest since: 1988 1936
Ties: 1923, 1941, 1948, 1952, 1956, 1969, 2011, 2014
Apr–Sep 1989
6-Month
56.0°F
(13.3°C)
55.5°F
(13.1°C)
0.5°F
(0.2°C)
81st Coolest Coolest since: 1986 1907
45th Warmest Warmest since: 1988 1936
Ties: 1948, 1960, 2005, 2014
Mar–Sep 1989
7-Month
51.8°F
(11.0°C)
51.7°F
(10.9°C)
0.1°F
(0.1°C)
59th Coolest Coolest since: 1982 1965
67th Warmest Warmest since: 1988 2012
Ties: 1999
Feb–Sep 1989
8-Month
46.5°F
(8.1°C)
47.9°F
(8.8°C)
-1.4°F
(-0.7°C)
22nd Coolest Coolest since: 1982 1899
104th Warmest Warmest since: 1988 2012, 2016
Jan–Sep 1989
9-Month
43.7°F
(6.5°C)
44.5°F
(6.9°C)
-0.8°F
(-0.4°C)
39th Coolest Coolest since: 1982 1899
87th Warmest Warmest since: 1988 2012
Ties: 1897, 1956
Dec 1988–Sep 1989
10-Month
41.6°F
(5.3°C)
42.0°F
(5.6°C)
-0.4°F
(-0.3°C)
44th Coolest Coolest since: 1985 1950
81st Warmest Warmest since: 1988 2012
Ties: 2011
Nov 1988–Sep 1989
11-Month
40.6°F
(4.8°C)
40.9°F
(4.9°C)
-0.3°F
(-0.1°C)
49th Coolest Coolest since: 1985 1899
76th Warmest Warmest since: 1988 2012
Oct 1988–Sep 1989
12-Month
41.2°F
(5.1°C)
41.2°F
(5.1°C)
0.0°F
(0.0°C)
61st Coolest Coolest since: 1986 1899
64th Warmest Warmest since: 1988 2012
Ties: 1942, 1973
Apr 1988–Sep 1989
18-Month
47.1°F
(8.4°C)
45.9°F
(7.7°C)
1.2°F
(0.7°C)
95th Coolest Coolest since: 1986 1917
30th Warmest Warmest since: 1988 2016
Ties: 1919, 1939, 1958, 1977, 1995
Oct 1987–Sep 1989
24-Month
42.7°F
(5.9°C)
41.1°F
(5.1°C)
1.6°F
(0.8°C)
103rd Coolest Coolest since: 1987 1917
21st Warmest Warmest since: 1988 2016
Ties: 1934
Oct 1986–Sep 1989
36-Month
43.2°F
(6.2°C)
41.1°F
(5.1°C)
2.1°F
(1.1°C)
114th Coolest Coolest since: 1988 1951
9th Warmest Warmest to Date 2017
Ties: 2018
Oct 1985–Sep 1989
48-Month
42.6°F
(5.9°C)
41.0°F
(5.0°C)
1.6°F
(0.9°C)
105th Coolest Coolest since: 1988 1952
17th Warmest Warmest since: 1941 2007, 2017, 2018
Ties: 1941
Oct 1984–Sep 1989
60-Month
42.1°F
(5.6°C)
41.1°F
(5.1°C)
1.0°F
(0.5°C)
94th Coolest Coolest since: 1987 1952
27th Warmest Warmest since: 1988 2016
Ties: 1941, 2012

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published March 2020, retrieved on April 2, 2020 from https://www.ncdc.noaa.gov/cag/