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


Montana

Average Temperature Rankings, September 1984

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Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Warmest/Coolest
Since
Record
September 1984
1-Month
49.1°F
(9.5°C)
53.8°F
(12.1°C)
-4.7°F
(-2.6°C)
8th Coolest Coolest since: 1965 1965
118th Warmest Warmest since: 1983 1998
Aug–Sep 1984
2-Month
58.4°F
(14.7°C)
58.9°F
(14.9°C)
-0.5°F
(-0.2°C)
46th Coolest Coolest since: 1980 1965
80th Warmest Warmest since: 1983 1998
Jul–Sep 1984
3-Month
61.4°F
(16.3°C)
61.2°F
(16.2°C)
0.2°F
(0.1°C)
56th Coolest Coolest since: 1982 1912
70th Warmest Warmest since: 1983 1998
Ties: 1908, 1955, 1971, 2018
Jun–Sep 1984
4-Month
60.5°F
(15.8°C)
60.5°F
(15.8°C)
0.0°F
(0.0°C)
55th Coolest Coolest since: 1982 1993
71st Warmest Warmest since: 1983 1936
Ties: 1913, 1914, 1929
May–Sep 1984
5-Month
58.3°F
(14.6°C)
58.4°F
(14.7°C)
-0.1°F
(-0.1°C)
53rd Coolest Coolest since: 1982 1907
73rd Warmest Warmest since: 1983 1936
Ties: 1901, 1910, 1918, 1996
Apr–Sep 1984
6-Month
55.4°F
(13.0°C)
55.5°F
(13.1°C)
-0.1°F
(-0.1°C)
56th Coolest Coolest since: 1983 1907
70th Warmest Warmest since: 1981 1936
Ties: 1901
Mar–Sep 1984
7-Month
52.0°F
(11.1°C)
51.7°F
(10.9°C)
0.3°F
(0.2°C)
71st Coolest Coolest since: 1982 1965
55th Warmest Warmest since: 1983 2012
Ties: 1922, 1957, 1969, 1979, 2009, 2010
Feb–Sep 1984
8-Month
49.4°F
(9.7°C)
47.9°F
(8.8°C)
1.5°F
(0.9°C)
97th Coolest Coolest since: 1982 1899
29th Warmest Warmest since: 1983 2012, 2016
Ties: 1926, 1946, 1976
Jan–Sep 1984
9-Month
46.5°F
(8.1°C)
44.4°F
(6.9°C)
2.1°F
(1.2°C)
103rd Coolest Coolest since: 1982 1899
23rd Warmest Warmest since: 1983 2012
Ties: 1946, 1994
Dec 1983–Sep 1984
10-Month
42.2°F
(5.7°C)
42.1°F
(5.6°C)
0.1°F
(0.1°C)
65th Coolest Coolest since: 1982 1950
60th Warmest Warmest since: 1983 2012
Ties: 1897, 1997, 2002
Nov 1983–Sep 1984
11-Month
41.2°F
(5.1°C)
40.9°F
(4.9°C)
0.3°F
(0.2°C)
66th Coolest Coolest since: 1982 1899
59th Warmest Warmest since: 1983 2012
Ties: 1964, 1974, 2010
Oct 1983–Sep 1984
12-Month
41.5°F
(5.3°C)
41.1°F
(5.1°C)
0.4°F
(0.2°C)
70th Coolest Coolest since: 1982 1899
55th Warmest Warmest since: 1983 2012
Ties: 1930, 1974
Apr 1983–Sep 1984
18-Month
46.1°F
(7.8°C)
45.9°F
(7.7°C)
0.2°F
(0.1°C)
67th Coolest Coolest since: 1982 1917
58th Warmest Warmest since: 1983 2016
Ties: 1946, 1948, 1954, 1974
Oct 1982–Sep 1984
24-Month
42.1°F
(5.6°C)
41.1°F
(5.1°C)
1.0°F
(0.5°C)
89th Coolest Coolest since: 1983 1917
35th Warmest Warmest since: 1981 2016
Ties: 1901, 1954
Oct 1981–Sep 1984
36-Month
41.3°F
(5.2°C)
41.1°F
(5.1°C)
0.2°F
(0.1°C)
58th Coolest Coolest since: 1980 1951
65th Warmest Warmest since: 1983 2017
Ties: 1921, 1927, 1943, 1948, 1954, 1995
Oct 1980–Sep 1984
48-Month
42.0°F
(5.6°C)
41.0°F
(5.0°C)
1.0°F
(0.6°C)
90th Coolest Coolest since: 1982 1952
32nd Warmest Warmest since: 1983 2007, 2017, 2018
Ties: 1935, 1961
Oct 1979–Sep 1984
60-Month
42.0°F
(5.6°C)
41.0°F
(5.0°C)
1.0°F
(0.6°C)
91st Coolest Coolest since: 1983 1952
30th Warmest Warmest since: 1942 2016
Ties: 1993, 1995

Citing This Page

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