Climate at a Glance

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


Helena, Montana

Average Temperature Rankings, May 2008

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  • Record Warmest
Period Value 1981-2010
Mean
Amomaly Rank
(1938-2019)
Warmest/Coolest
Since
Record
May 2008
1-Month
52.8°F
(11.6°C)
53.8°F
(12.1°C)
-1.0°F
(-0.5°C)
37th Coolest Coolest since: 2005 2010
45th Warmest Warmest since: 2007 1958
Apr–May 2008
2-Month
46.2°F
(7.9°C)
49.3°F
(9.6°C)
-3.1°F
(-1.7°C)
9th Coolest Coolest since: 1982 1975
73rd Warmest Warmest since: 2007 1987
Ties: 1982, 2010
Mar–May 2008
3-Month
42.5°F
(5.8°C)
44.9°F
(7.2°C)
-2.4°F
(-1.4°C)
23rd Coolest Coolest since: 2002 1975
57th Warmest Warmest since: 2007 1992
Ties: 1995
Feb–May 2008
4-Month
39.1°F
(3.9°C)
40.5°F
(4.7°C)
-1.4°F
(-0.8°C)
31st Coolest Coolest since: 2003 2019
49th Warmest Warmest since: 2007 1992
Ties: 1953, 2009
Jan–May 2008
5-Month
35.1°F
(1.7°C)
37.0°F
(2.8°C)
-1.9°F
(-1.1°C)
30th Coolest Coolest since: 1997 1943
50th Warmest Warmest since: 2007 1992
Ties: 1965, 1973
Dec 2007–May 2008
6-Month
33.7°F
(0.9°C)
34.5°F
(1.4°C)
-0.8°F
(-0.5°C)
40th Coolest Coolest since: 2002 1949
39th Warmest Warmest since: 2007 1992
Nov 2007–May 2008
7-Month
33.6°F
(0.9°C)
34.2°F
(1.2°C)
-0.6°F
(-0.3°C)
37th Coolest Coolest since: 2001 1979
42nd Warmest Warmest since: 2007 2000
Ties: 1970, 1978
Oct 2007–May 2008
8-Month
35.2°F
(1.8°C)
35.5°F
(1.9°C)
-0.3°F
(-0.1°C)
39th Coolest Coolest since: 2001 1949
39th Warmest Warmest since: 2007 2000
Sep 2007–May 2008
9-Month
37.7°F
(3.2°C)
38.0°F
(3.3°C)
-0.3°F
(-0.1°C)
39th Coolest Coolest since: 2001 1949
39th Warmest Warmest since: 2007 2000
Aug 2007–May 2008
10-Month
40.7°F
(4.8°C)
40.9°F
(4.9°C)
-0.2°F
(-0.1°C)
40th Coolest Coolest since: 2003 1949, 1979
38th Warmest Warmest since: 2007 2000
Ties: 1966
Jul 2007–May 2008
11-Month
44.1°F
(6.7°C)
43.6°F
(6.4°C)
0.5°F
(0.3°C)
53rd Coolest Coolest since: 2005 1949
25th Warmest Warmest since: 2007 2016
Ties: 1998
Jun 2007–May 2008
12-Month
45.8°F
(7.7°C)
45.2°F
(7.3°C)
0.6°F
(0.4°C)
57th Coolest Coolest since: 2005 1949
21st Warmest Warmest since: 2007 2016
Ties: 1940, 1967, 1995
Dec 2006–May 2008
18-Month
42.7°F
(5.9°C)
41.7°F
(5.4°C)
1.0°F
(0.5°C)
65th Coolest Coolest since: 2006 1950
10th Warmest Warmest since: 2007 2000
Ties: 1991, 2004
Jun 2006–May 2008
24-Month
46.1°F
(7.8°C)
45.2°F
(7.3°C)
0.9°F
(0.5°C)
66th Coolest Coolest since: 2006 1952
8th Warmest Warmest since: 2007 2000, 2017
Ties: 1999
Jun 2005–May 2008
36-Month
46.1°F
(7.8°C)
45.2°F
(7.3°C)
0.9°F
(0.5°C)
66th Coolest Coolest since: 2007 1951
4th Warmest Warmest since: 2000 1992, 2000
Ties: 1941
Jun 2004–May 2008
48-Month
45.8°F
(7.7°C)
45.2°F
(7.3°C)
0.6°F
(0.4°C)
60th Coolest Coolest since: 2006 1952
6th Warmest Warmest since: 2007 2002
Ties: 2000, 2003
Jun 2003–May 2008
60-Month
45.9°F
(7.7°C)
45.2°F
(7.3°C)
0.7°F
(0.4°C)
59th Coolest Coolest since: 2007 1952
3rd Warmest Warmest since: 2004 1992, 2002
Ties: 2003, 2004

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: City Time Series, published September 2019, retrieved on September 15, 2019 from https://www.ncdc.noaa.gov/cag/