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


Helena, Montana

Average Temperature Rankings, March 2010

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  • Top 1/3
  • Top 1/10
  • Record Warmest
Period Value 1981-2010
Mean
Anomaly Rank
(1895-2020)
Warmest/Coolest
Since
Record
March 2010
1-Month
40.0°F
(4.4°C)
36.1°F
(2.3°C)
3.9°F
(2.1°C)
68th Coolest Coolest since: 2009 2019
13th Warmest Warmest since: 2007 2015
Feb–Mar 2010
2-Month
33.8°F
(1.0°C)
31.8°F
(-0.1°C)
2.0°F
(1.1°C)
59th Coolest Coolest since: 2009 2019
22nd Warmest Warmest since: 2007 2015
Jan–Mar 2010
3-Month
29.2°F
(-1.6°C)
28.9°F
(-1.7°C)
0.3°F
(0.1°C)
52nd Coolest Coolest since: 2008 1949
29th Warmest Warmest since: 2009 1983
Dec 2009–Mar 2010
4-Month
24.6°F
(-4.1°C)
27.2°F
(-2.7°C)
-2.6°F
(-1.4°C)
25th Coolest Coolest since: 2001 1949
55th Warmest Warmest since: 2009 1983
Ties: 1948, 1997
Nov 2009–Mar 2010
5-Month
27.0°F
(-2.8°C)
28.3°F
(-2.1°C)
-1.3°F
(-0.7°C)
36th Coolest Coolest since: 2001 1949
44th Warmest Warmest since: 2009 2000
Oct 2009–Mar 2010
6-Month
29.1°F
(-1.6°C)
31.0°F
(-0.6°C)
-1.9°F
(-1.0°C)
25th Coolest Coolest since: 2001 1949
54th Warmest Warmest since: 2009 2000
Ties: 1948
Sep 2009–Mar 2010
7-Month
34.0°F
(1.1°C)
34.8°F
(1.6°C)
-0.8°F
(-0.5°C)
33rd Coolest Coolest since: 2001 1949
46th Warmest Warmest since: 2009 2000
Aug 2009–Mar 2010
8-Month
38.2°F
(3.4°C)
39.0°F
(3.9°C)
-0.8°F
(-0.5°C)
34th Coolest Coolest since: 2001 1949
45th Warmest Warmest since: 2009 2000
Jul 2009–Mar 2010
9-Month
41.6°F
(5.3°C)
42.5°F
(5.8°C)
-0.9°F
(-0.5°C)
35th Coolest Coolest since: 2001 1949
44th Warmest Warmest since: 2009 2000, 2016
Ties: 1987
Jun 2009–Mar 2010
10-Month
43.4°F
(6.3°C)
44.5°F
(6.9°C)
-1.1°F
(-0.6°C)
32nd Coolest Coolest since: 2001 1949
47th Warmest Warmest since: 2009 2016
May 2009–Mar 2010
11-Month
44.4°F
(6.9°C)
45.3°F
(7.4°C)
-0.9°F
(-0.5°C)
33rd Coolest Coolest since: 2001 1949
46th Warmest Warmest since: 2009 2016
Apr 2009–Mar 2010
12-Month
44.1°F
(6.7°C)
45.3°F
(7.4°C)
-1.2°F
(-0.7°C)
30th Coolest Coolest since: 2001 1949
49th Warmest Warmest since: 2009 2016
Ties: 1959
Oct 2008–Mar 2010
18-Month
40.0°F
(4.4°C)
40.5°F
(4.7°C)
-0.5°F
(-0.3°C)
37th Coolest Coolest since: 1998 1952
38th Warmest Warmest since: 2009 2000, 2013
Apr 2008–Mar 2010
24-Month
44.6°F
(7.0°C)
45.3°F
(7.4°C)
-0.7°F
(-0.4°C)
34th Coolest Coolest since: 1998 1952
41st Warmest Warmest since: 2009 2000, 2017
Ties: 1942, 1963, 2012
Apr 2007–Mar 2010
36-Month
45.3°F
(7.4°C)
45.3°F
(7.4°C)
0.0°F
(0.0°C)
53rd Coolest Coolest since: 2005 1951, 1952
18th Warmest Warmest since: 2009 1992, 2008
Ties: 1984, 2005
Apr 2006–Mar 2010
48-Month
45.7°F
(7.6°C)
45.3°F
(7.4°C)
0.4°F
(0.2°C)
58th Coolest Coolest since: 2006 1952
9th Warmest Warmest since: 2009 2002
Ties: 1990, 2001
Apr 2005–Mar 2010
60-Month
45.7°F
(7.6°C)
45.3°F
(7.4°C)
0.4°F
(0.2°C)
54th Coolest Coolest since: 2007 1952
9th Warmest Warmest since: 2009 1992
Ties: 2007, 2020

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: City Time Series, published November 2020, retrieved on December 1, 2020 from https://www.ncdc.noaa.gov/cag/