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


Montana

Average Temperature Rankings, May 1901

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Period Value 1901-2000
Mean
Anomaly Rank
(1895-2021)
Warmest/Coolest
Since
Record
May 1901
1-Month
56.1°F
(13.4°C)
50.2°F
(10.1°C)
5.9°F
(3.3°C)
123rd Coolest Coolest since: 1900 1907, 1927
5th Warmest Warmest since: 1897 1934
Apr–May 1901
2-Month
48.5°F
(9.2°C)
45.5°F
(7.5°C)
3.0°F
(1.7°C)
111th Coolest Coolest since: 1899 1975
17th Warmest Warmest since: 1900 1934
Ties: 1936, 1969
Mar–May 1901
3-Month
42.8°F
(6.0°C)
40.1°F
(4.5°C)
2.7°F
(1.5°C)
107th Coolest Coolest since: 1899 1899
21st Warmest Warmest since: 1900 1910
Ties: 1926, 2006
Feb–May 1901
4-Month
36.2°F
(2.3°C)
35.4°F
(1.9°C)
0.8°F
(0.4°C)
79th Coolest Coolest since: 1899 1899
49th Warmest Warmest since: 1900 1992
Ties: 1993, 1997, 2001
Jan–May 1901
5-Month
32.6°F
(0.3°C)
31.6°F
(-0.2°C)
1.0°F
(0.5°C)
72nd Coolest Coolest since: 1899 1899
56th Warmest Warmest since: 1900 1992
Ties: 1906, 1963
Dec 1900–May 1901
6-Month
31.8°F
(-0.1°C)
29.8°F
(-1.2°C)
2.0°F
(1.1°C)
91st Coolest Coolest since: 1899 1917
36th Warmest Warmest since: 1900 1992
Nov 1900–May 1901
7-Month
30.9°F
(-0.6°C)
29.8°F
(-1.2°C)
1.1°F
(0.6°C)
81st Coolest Coolest since: 1899 1899
46th Warmest Warmest since: 1900 1992
Ties: 1902, 1906, 1964
Oct 1900–May 1901
8-Month
32.5°F
(0.3°C)
31.5°F
(-0.3°C)
1.0°F
(0.6°C)
81st Coolest Coolest since: 1899 1899
46th Warmest Warmest since: 1900 1934, 2000
Ties: 2020
Sep 1900–May 1901
9-Month
34.7°F
(1.5°C)
34.0°F
(1.1°C)
0.7°F
(0.4°C)
75th Coolest Coolest since: 1899 1899
52nd Warmest Warmest since: 1900 2016
Ties: 1910, 1925, 1938, 2009
Aug 1900–May 1901
10-Month
37.4°F
(3.0°C)
37.0°F
(2.8°C)
0.4°F
(0.2°C)
69th Coolest Coolest since: 1899 1917
58th Warmest Warmest since: 1900 1992, 2016
Ties: 1925, 1994, 2010, 2014
Jul 1900–May 1901
11-Month
39.9°F
(4.4°C)
39.6°F
(4.2°C)
0.3°F
(0.2°C)
61st Coolest Coolest since: 1899 1917
66th Warmest Warmest since: 1900 1992, 2016
Ties: 1935, 1942, 1948
Jun 1900–May 1901
12-Month
41.9°F
(5.5°C)
41.1°F
(5.1°C)
0.8°F
(0.4°C)
78th Coolest Coolest since: 1899 1917
49th Warmest Warmest since: 1900 2016
Ties: 2018
Dec 1899–May 1901
18-Month
38.8°F
(3.8°C)
37.4°F
(3.0°C)
1.4°F
(0.8°C)
92nd Coolest Coolest since: 1900 1917
34th Warmest Warmest to Date 2016
Ties: 1926, 1942
Jun 1899–May 1901
24-Month
42.2°F
(5.7°C)
41.2°F
(5.1°C)
1.0°F
(0.6°C)
90th Coolest Coolest since: 1900 1917
36th Warmest Warmest to Date 2016
Ties: 1931, 2009
Jun 1898–May 1901
36-Month
40.5°F
(4.7°C)
41.1°F
(5.1°C)
-0.6°F
(-0.4°C)
26th Coolest Coolest since: 1900 1918
99th Warmest Warmest to Date 2017
Ties: 1937, 1973
Jun 1897–May 1901
48-Month
40.4°F
(4.7°C)
41.0°F
(5.0°C)
-0.6°F
(-0.3°C)
19th Coolest Coolest since: 1900 1899, 1952
105th Warmest Warmest to Date 2016
Ties: 1905, 1906, 1923
Jun 1896–May 1901
60-Month
40.2°F
(4.6°C)
41.0°F
(5.0°C)
-0.8°F
(-0.4°C)
12th Coolest Coolest since: 1900 1952
111th Warmest Warmest to Date 2016
Ties: 1973

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published January 2022, retrieved on January 25, 2022 from https://www.ncdc.noaa.gov/cag/