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, March 2018

View Period (Months):All1234567891011121824364860
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  • Record Warmest
Period Value 1981-2010
Mean
Amomaly Rank
(1938-2019)
Warmest/Coolest
Since
Record
March 2018
1-Month
32.8°F
(0.4°C)
36.0°F
(2.2°C)
-3.2°F
(-1.8°C)
26th Coolest Coolest since: 2009 2019
54th Warmest Warmest since: 2017 2015
Feb–Mar 2018
2-Month
24.5°F
(-4.2°C)
31.7°F
(-0.2°C)
-7.2°F
(-4.0°C)
9th Coolest Coolest since: 1989 2019
71st Warmest Warmest since: 2017 2015
Ties: 1942
Jan–Mar 2018
3-Month
24.0°F
(-4.4°C)
28.8°F
(-1.8°C)
-4.8°F
(-2.6°C)
18th Coolest Coolest since: 1996 1949
62nd Warmest Warmest since: 2017 1983
Ties: 1960
Dec 2017–Mar 2018
4-Month
22.5°F
(-5.3°C)
27.0°F
(-2.8°C)
-4.5°F
(-2.5°C)
15th Coolest Coolest since: 1996 1949
64th Warmest Warmest since: 2017 1983
Nov 2017–Mar 2018
5-Month
24.4°F
(-4.2°C)
28.2°F
(-2.1°C)
-3.8°F
(-2.1°C)
17th Coolest Coolest since: 2001 1949
62nd Warmest Warmest since: 2017 2000
Ties: 1950
Oct 2017–Mar 2018
6-Month
27.8°F
(-2.3°C)
30.9°F
(-0.6°C)
-3.1°F
(-1.7°C)
17th Coolest Coolest since: 2001 1949
61st Warmest Warmest since: 2017 2000
Ties: 1996
Sep 2017–Mar 2018
7-Month
32.1°F
(0.1°C)
34.7°F
(1.5°C)
-2.6°F
(-1.4°C)
19th Coolest Coolest since: 2001 1949
59th Warmest Warmest since: 2017 2000
Ties: 1996
Aug 2017–Mar 2018
8-Month
37.0°F
(2.8°C)
39.0°F
(3.9°C)
-2.0°F
(-1.1°C)
23rd Coolest Coolest since: 2001 1949
55th Warmest Warmest since: 2017 2000
Jul 2017–Mar 2018
9-Month
41.4°F
(5.2°C)
42.4°F
(5.8°C)
-1.0°F
(-0.6°C)
34th Coolest Coolest since: 2011 1949
44th Warmest Warmest since: 2017 2000, 2016
Ties: 1944
Jun 2017–Mar 2018
10-Month
43.7°F
(6.5°C)
44.4°F
(6.9°C)
-0.7°F
(-0.4°C)
36th Coolest Coolest since: 2011 1949
42nd Warmest Warmest since: 2017 2016
Ties: 1976
May 2017–Mar 2018
11-Month
44.8°F
(7.1°C)
45.2°F
(7.3°C)
-0.4°F
(-0.2°C)
39th Coolest Coolest since: 2011 1949
39th Warmest Warmest since: 2017 2016
Ties: 1982, 2005
Apr 2017–Mar 2018
12-Month
44.9°F
(7.2°C)
45.2°F
(7.3°C)
-0.3°F
(-0.1°C)
43rd Coolest Coolest since: 2011 1949, 1952
35th Warmest Warmest since: 2017 2016
Ties: 1964, 1989
Oct 2016–Mar 2018
18-Month
40.1°F
(4.5°C)
40.5°F
(4.7°C)
-0.4°F
(-0.2°C)
40th Coolest Coolest since: 2011 1952
34th Warmest Warmest since: 2017 2000
Ties: 1959, 1975, 1990
Apr 2016–Mar 2018
24-Month
45.4°F
(7.4°C)
45.2°F
(7.3°C)
0.2°F
(0.1°C)
52nd Coolest Coolest since: 2012 1952
22nd Warmest Warmest since: 2017 2000
Ties: 1995, 2001
Apr 2015–Mar 2018
36-Month
46.3°F
(7.9°C)
45.2°F
(7.3°C)
1.1°F
(0.6°C)
68th Coolest Coolest since: 2013 1951, 1952
2nd Warmest Warmest since: 2000 2000
Ties: 1992
Apr 2014–Mar 2018
48-Month
-- 0.0°F
(-17.8°C)
-- -- -- 1952
-- -- 2002
Ties: 1955, 1956, 1957, 1958, 1981, 1982, 1983, 1984, 2014, 2015, 2016, 2017
Apr 2013–Mar 2018
60-Month
-- 0.0°F
(-17.8°C)
-- -- -- 1952
-- -- 1992, 2002, 2003, 2008

Citing This Page

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