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 October 2019. For more information, please see Climatological Rankings.


Montana

Average Temperature Rankings, May 2009

View Period (Months):All1234567891011121824364860
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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Warmest/Coolest
Since
Record
May 2009
1-Month
50.5°F
(10.3°C)
50.2°F
(10.1°C)
0.3°F
(0.2°C)
71st Coolest Coolest since: 2008 1907, 1927
55th Warmest Warmest since: 2007 1934
Apr–May 2009
2-Month
45.2°F
(7.3°C)
45.5°F
(7.5°C)
-0.3°F
(-0.2°C)
56th Coolest Coolest since: 2008 1975
70th Warmest Warmest since: 2007 1934
Ties: 1902, 1991
Mar–May 2009
3-Month
39.5°F
(4.2°C)
40.1°F
(4.5°C)
-0.6°F
(-0.3°C)
46th Coolest Coolest since: 2008 1899
80th Warmest Warmest since: 2008 1910
Ties: 1944, 2008
Feb–May 2009
4-Month
35.9°F
(2.2°C)
35.4°F
(1.9°C)
0.5°F
(0.3°C)
73rd Coolest Coolest since: 2008 1899
53rd Warmest Warmest since: 2007 1992
Ties: 1972
Jan–May 2009
5-Month
33.0°F
(0.6°C)
31.7°F
(-0.2°C)
1.3°F
(0.8°C)
81st Coolest Coolest since: 2008 1899
45th Warmest Warmest since: 2007 1992
Ties: 1964
Dec 2008–May 2009
6-Month
29.8°F
(-1.2°C)
29.9°F
(-1.2°C)
-0.1°F
(0.0°C)
60th Coolest Coolest since: 2002 1917
65th Warmest Warmest since: 2008 1992
Ties: 1924
Nov 2008–May 2009
7-Month
30.7°F
(-0.7°C)
29.9°F
(-1.2°C)
0.8°F
(0.5°C)
77th Coolest Coolest since: 2008 1899
48th Warmest Warmest since: 2007 1992
Ties: 1915, 1942
Oct 2008–May 2009
8-Month
32.3°F
(0.2°C)
31.5°F
(-0.3°C)
0.8°F
(0.5°C)
77th Coolest Coolest since: 2008 1899
48th Warmest Warmest since: 2008 1934, 2000
Ties: 1914, 1925, 2008
Sep 2008–May 2009
9-Month
34.7°F
(1.5°C)
34.0°F
(1.1°C)
0.7°F
(0.4°C)
75th Coolest Coolest since: 2001 1899
50th Warmest Warmest since: 2008 2016
Ties: 1901, 1910, 1925, 1938
Aug 2008–May 2009
10-Month
37.8°F
(3.2°C)
37.0°F
(2.8°C)
0.8°F
(0.4°C)
79th Coolest Coolest since: 2001 1917
46th Warmest Warmest since: 2008 1992, 2016
Ties: 1906, 1910, 1914, 1984
Jul 2008–May 2009
11-Month
40.4°F
(4.7°C)
39.6°F
(4.2°C)
0.8°F
(0.5°C)
80th Coolest Coolest since: 2001 1917
45th Warmest Warmest since: 2008 1992, 2016
Ties: 1902
Jun 2008–May 2009
12-Month
41.7°F
(5.4°C)
41.1°F
(5.1°C)
0.6°F
(0.3°C)
74th Coolest Coolest since: 2001 1917
51st Warmest Warmest since: 2008 2016
Ties: 1910, 1914, 1974, 2014
Dec 2007–May 2009
18-Month
37.9°F
(3.3°C)
37.3°F
(2.9°C)
0.6°F
(0.4°C)
72nd Coolest Coolest since: 1997 1917
52nd Warmest Warmest since: 2008 2016
Jun 2007–May 2009
24-Month
42.2°F
(5.7°C)
41.1°F
(5.1°C)
1.1°F
(0.6°C)
89th Coolest Coolest since: 2002 1917
35th Warmest Warmest since: 2008 2016
Ties: 1901, 1931
Jun 2006–May 2009
36-Month
42.7°F
(5.9°C)
41.1°F
(5.1°C)
1.6°F
(0.8°C)
107th Coolest Coolest since: 2003 1918
16th Warmest Warmest since: 2008 2017
Ties: 1990, 2002
Jun 2005–May 2009
48-Month
43.0°F
(6.1°C)
41.0°F
(5.0°C)
2.0°F
(1.1°C)
112th Coolest Coolest since: 2005 1899, 1952
10th Warmest Warmest since: 2008 2016
Ties: 1990, 2000, 2002
Jun 2004–May 2009
60-Month
43.0°F
(6.1°C)
41.0°F
(5.0°C)
2.0°F
(1.1°C)
112th Coolest Coolest since: 2005 1952
9th Warmest Warmest since: 2008 2016
Ties: 2003

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published November 2019, retrieved on November 20, 2019 from https://www.ncdc.noaa.gov/cag/