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 2020. For more information, please see Climatological Rankings.


Montana

Average Temperature Rankings, September 1978

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Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Warmest/Coolest
Since
Record
September 1978
1-Month
55.4°F
(13.0°C)
53.8°F
(12.1°C)
1.6°F
(0.9°C)
86th Coolest Coolest since: 1977 1965
40th Warmest Warmest since: 1976 1998
Ties: 2005
Aug–Sep 1978
2-Month
58.7°F
(14.8°C)
58.9°F
(14.9°C)
-0.2°F
(-0.1°C)
51st Coolest Coolest since: 1977 1965
75th Warmest Warmest since: 1976 1998
Ties: 1929, 1989
Jul–Sep 1978
3-Month
60.3°F
(15.7°C)
61.2°F
(16.2°C)
-0.9°F
(-0.5°C)
32nd Coolest Coolest since: 1977 1912
94th Warmest Warmest since: 1976 1998
Ties: 1987
Jun–Sep 1978
4-Month
59.9°F
(15.5°C)
60.5°F
(15.8°C)
-0.6°F
(-0.3°C)
37th Coolest Coolest since: 1975 1993
89th Warmest Warmest since: 1977 1936
Ties: 1980, 2010
May–Sep 1978
5-Month
57.7°F
(14.3°C)
58.4°F
(14.7°C)
-0.7°F
(-0.4°C)
34th Coolest Coolest since: 1975 1907
92nd Warmest Warmest since: 1977 1936
Ties: 1926, 1928, 1944, 1946
Apr–Sep 1978
6-Month
55.0°F
(12.8°C)
55.4°F
(13.0°C)
-0.4°F
(-0.2°C)
38th Coolest Coolest since: 1975 1907
88th Warmest Warmest since: 1977 1936
Ties: 1904, 1905, 1918, 1974
Mar–Sep 1978
7-Month
51.6°F
(10.9°C)
51.7°F
(10.9°C)
-0.1°F
(0.0°C)
52nd Coolest Coolest since: 1975 1965
74th Warmest Warmest since: 1977 2012
Ties: 1972, 2011
Feb–Sep 1978
8-Month
47.2°F
(8.4°C)
48.0°F
(8.9°C)
-0.8°F
(-0.5°C)
35th Coolest Coolest since: 1975 1899
91st Warmest Warmest since: 1977 2012, 2016
Ties: 1898, 1924, 1943, 1947, 1948, 2002, 2011
Jan–Sep 1978
9-Month
43.0°F
(6.1°C)
44.4°F
(6.9°C)
-1.4°F
(-0.8°C)
27th Coolest Coolest since: 1975 1899
99th Warmest Warmest since: 1977 2012
Dec 1977–Sep 1978
10-Month
40.4°F
(4.7°C)
42.1°F
(5.6°C)
-1.7°F
(-0.9°C)
18th Coolest Coolest since: 1975 1950
107th Warmest Warmest since: 1977 2012
Ties: 1927
Nov 1977–Sep 1978
11-Month
39.1°F
(3.9°C)
40.9°F
(4.9°C)
-1.8°F
(-1.0°C)
17th Coolest Coolest since: 1969 1899
108th Warmest Warmest since: 1977 2012
Ties: 1922
Oct 1977–Sep 1978
12-Month
39.5°F
(4.2°C)
41.1°F
(5.1°C)
-1.6°F
(-0.9°C)
17th Coolest Coolest since: 1969 1899
108th Warmest Warmest since: 1977 2012
Apr 1977–Sep 1978
18-Month
45.1°F
(7.3°C)
45.9°F
(7.7°C)
-0.8°F
(-0.4°C)
27th Coolest Coolest since: 1975 1917
98th Warmest Warmest since: 1977 2016
Ties: 1909, 1936, 1972, 1975, 1996
Oct 1976–Sep 1978
24-Month
40.9°F
(4.9°C)
41.1°F
(5.1°C)
-0.2°F
(-0.2°C)
48th Coolest Coolest since: 1975 1917
76th Warmest Warmest since: 1977 2016
Ties: 1905, 1914
Oct 1975–Sep 1978
36-Month
41.5°F
(5.3°C)
41.1°F
(5.1°C)
0.4°F
(0.2°C)
75th Coolest Coolest since: 1976 1951
48th Warmest Warmest since: 1977 2017
Ties: 1939, 1968, 1981, 2010
Oct 1974–Sep 1978
48-Month
41.1°F
(5.1°C)
41.1°F
(5.1°C)
0.0°F
(0.0°C)
53rd Coolest Coolest since: 1975 1952
69th Warmest Warmest since: 1977 2007, 2017, 2018
Ties: 1903, 1927, 1938, 1945, 1982, 1996
Oct 1973–Sep 1978
60-Month
41.2°F
(5.1°C)
41.1°F
(5.1°C)
0.1°F
(0.0°C)
62nd Coolest Coolest since: 1976 1952
59th Warmest Warmest since: 1977 2016

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published September 2020, retrieved on September 18, 2020 from https://www.ncdc.noaa.gov/cag/