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 2021. For more information, please see Climatological Rankings.


Helena, Montana

Average Temperature Rankings, January 1991

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  • Record Warmest
Period Value 1981-2010
Mean
Anomaly Rank
(1895-2021)
Warmest/Coolest
Since
Record
January 1991
1-Month
20.0°F
(-6.7°C)
23.6°F
(-4.7°C)
-3.6°F
(-2.0°C)
31st Coolest Coolest since: 1988 1949, 1950
52nd Warmest Warmest since: 1990 2006
Dec 1990–Jan 1991
2-Month
17.5°F
(-8.1°C)
23.1°F
(-4.9°C)
-5.6°F
(-3.2°C)
14th Coolest Coolest since: 1985 1949
68th Warmest Warmest since: 1990 1958
Nov 1990–Jan 1991
3-Month
24.5°F
(-4.2°C)
26.5°F
(-3.1°C)
-2.0°F
(-1.1°C)
26th Coolest Coolest since: 1986 1979
56th Warmest Warmest since: 1990 2000
Ties: 1996, 2011
Oct 1990–Jan 1991
4-Month
29.9°F
(-1.2°C)
31.2°F
(-0.4°C)
-1.3°F
(-0.8°C)
26th Coolest Coolest since: 1986 1979
55th Warmest Warmest since: 1990 2000
Sep 1990–Jan 1991
5-Month
36.8°F
(2.7°C)
36.6°F
(2.6°C)
0.2°F
(0.1°C)
34th Coolest Coolest since: 1987 1979
47th Warmest Warmest since: 1990 2002
Ties: 1945, 1966
Aug 1990–Jan 1991
6-Month
42.3°F
(5.7°C)
42.0°F
(5.6°C)
0.3°F
(0.1°C)
38th Coolest Coolest since: 1988 1986
43rd Warmest Warmest since: 1990 2002
Ties: 1965, 1988
Jul 1990–Jan 1991
7-Month
46.3°F
(7.9°C)
46.1°F
(7.8°C)
0.2°F
(0.1°C)
38th Coolest Coolest since: 1988 1979
43rd Warmest Warmest since: 1990 2002
Ties: 1955, 1980
Jun 1990–Jan 1991
8-Month
48.3°F
(9.1°C)
48.2°F
(9.0°C)
0.1°F
(0.1°C)
43rd Coolest Coolest since: 1988 1952
38th Warmest Warmest since: 1990 2002
Ties: 1944, 1948, 1988
May 1990–Jan 1991
9-Month
48.7°F
(9.3°C)
48.9°F
(9.4°C)
-0.2°F
(-0.1°C)
36th Coolest Coolest since: 1987 1952
45th Warmest Warmest since: 1990 2002
Ties: 1977, 1982, 2017
Apr 1990–Jan 1991
10-Month
48.5°F
(9.2°C)
48.5°F
(9.2°C)
0.0°F
(0.0°C)
43rd Coolest Coolest since: 1987 1952
38th Warmest Warmest since: 1990 2002
Ties: 1963, 1980
Mar 1990–Jan 1991
11-Month
47.4°F
(8.6°C)
47.5°F
(8.6°C)
-0.1°F
(0.0°C)
46th Coolest Coolest since: 1987 1952
33rd Warmest Warmest since: 1990 2002
Ties: 1974, 1980
Feb 1990–Jan 1991
12-Month
45.8°F
(7.7°C)
45.9°F
(7.7°C)
-0.1°F
(0.0°C)
47th Coolest Coolest since: 1990 1952
32nd Warmest Warmest since: 1989 2016
Ties: 1953, 1998
Aug 1989–Jan 1991
18-Month
45.0°F
(7.2°C)
44.6°F
(7.0°C)
0.4°F
(0.2°C)
52nd Coolest Coolest since: 1990 1950, 1952
25th Warmest Warmest since: 1989 2000
Ties: 1975, 2004
Feb 1989–Jan 1991
24-Month
45.0°F
(7.2°C)
45.9°F
(7.7°C)
-0.9°F
(-0.5°C)
29th Coolest Coolest since: 1987 1950
46th Warmest Warmest since: 1990 2017
Ties: 1958, 1994, 2012
Feb 1988–Jan 1991
36-Month
46.0°F
(7.8°C)
45.9°F
(7.7°C)
0.1°F
(0.1°C)
53rd Coolest Coolest since: 1988 1952
18th Warmest Warmest since: 1990 2018
Ties: 1965, 1969
Feb 1987–Jan 1991
48-Month
46.3°F
(7.9°C)
45.9°F
(7.7°C)
0.4°F
(0.2°C)
57th Coolest Coolest since: 1990 1952
10th Warmest Warmest to Date 2002
Ties: 2004
Feb 1986–Jan 1991
60-Month
46.0°F
(7.8°C)
45.8°F
(7.7°C)
0.2°F
(0.1°C)
47th Coolest Coolest since: 1990 1952, 1953
16th Warmest Warmest since: 1968 2002, 2008, 2009
Ties: 1965, 1967

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: City Time Series, published November 2021, retrieved on December 1, 2021 from https://www.ncdc.noaa.gov/cag/