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 September 2021. For more information, please see Climatological Rankings.


Helena, Montana

Average Temperature Rankings, January 1990

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  • Record Warmest
Period Value 1981-2010
Mean
Anomaly Rank
(1895-2021)
Warmest/Coolest
Since
Record
January 1990
1-Month
29.7°F
(-1.3°C)
23.5°F
(-4.7°C)
6.2°F
(3.4°C)
75th Coolest Coolest since: 1989 1949, 1950
8th Warmest Warmest since: 1983 2006
Dec 1989–Jan 1990
2-Month
27.2°F
(-2.7°C)
22.9°F
(-5.1°C)
4.3°F
(2.4°C)
69th Coolest Coolest since: 1989 1949
13th Warmest Warmest since: 1983 1958
Nov 1989–Jan 1990
3-Month
30.7°F
(-0.7°C)
26.4°F
(-3.1°C)
4.3°F
(2.4°C)
76th Coolest Coolest since: 1989 1979
6th Warmest Warmest since: 1981 2000
Oct 1989–Jan 1990
4-Month
34.5°F
(1.4°C)
31.1°F
(-0.5°C)
3.4°F
(1.9°C)
76th Coolest Coolest since: 1989 1979
5th Warmest Warmest since: 1967 2000
Ties: 1967
Sep 1989–Jan 1990
5-Month
38.9°F
(3.8°C)
36.5°F
(2.5°C)
2.4°F
(1.3°C)
71st Coolest Coolest since: 1989 1979
10th Warmest Warmest since: 1967 2002
Ties: 1958
Aug 1989–Jan 1990
6-Month
43.3°F
(6.3°C)
41.9°F
(5.5°C)
1.4°F
(0.8°C)
66th Coolest Coolest since: 1988 1986
15th Warmest Warmest since: 1989 2002
Ties: 1941, 1964
Jul 1989–Jan 1990
7-Month
47.6°F
(8.7°C)
46.1°F
(7.8°C)
1.5°F
(0.9°C)
67th Coolest Coolest since: 1988 1979
14th Warmest Warmest since: 1989 2002
Ties: 1958, 2007
Jun 1989–Jan 1990
8-Month
49.5°F
(9.7°C)
48.1°F
(8.9°C)
1.4°F
(0.8°C)
66th Coolest Coolest since: 1988 1952
15th Warmest Warmest since: 1989 2002
May 1989–Jan 1990
9-Month
49.8°F
(9.9°C)
48.8°F
(9.3°C)
1.0°F
(0.6°C)
64th Coolest Coolest since: 1988 1952
17th Warmest Warmest since: 1989 2002
Ties: 1954, 2018
Apr 1989–Jan 1990
10-Month
49.4°F
(9.7°C)
48.5°F
(9.2°C)
0.9°F
(0.5°C)
64th Coolest Coolest since: 1988 1952
17th Warmest Warmest since: 1989 2002
Ties: 1940, 1953, 1988, 2004, 2018, 2019
Mar 1989–Jan 1990
11-Month
47.5°F
(8.6°C)
47.4°F
(8.6°C)
0.1°F
(0.0°C)
52nd Coolest Coolest since: 1987 1952
27th Warmest Warmest since: 1989 2002
Ties: 1953, 1961, 1992
Feb 1989–Jan 1990
12-Month
44.1°F
(6.7°C)
45.7°F
(7.6°C)
-1.6°F
(-0.9°C)
20th Coolest Coolest since: 1986 1952
59th Warmest Warmest since: 1989 2016
Aug 1988–Jan 1990
18-Month
44.0°F
(6.7°C)
44.5°F
(6.9°C)
-0.5°F
(-0.2°C)
36th Coolest Coolest since: 1987 1950, 1952
41st Warmest Warmest since: 1989 2000
Feb 1988–Jan 1990
24-Month
46.0°F
(7.8°C)
45.8°F
(7.7°C)
0.2°F
(0.1°C)
56th Coolest Coolest since: 1988 1950
19th Warmest Warmest since: 1989 2017
Ties: 1964, 1965, 1975, 2005
Feb 1987–Jan 1990
36-Month
46.3°F
(7.9°C)
45.7°F
(7.6°C)
0.6°F
(0.3°C)
60th Coolest Coolest since: 1988 1952
11th Warmest Warmest since: 1989 2018
Ties: 2003, 2006
Feb 1986–Jan 1990
48-Month
46.0°F
(7.8°C)
45.8°F
(7.7°C)
0.2°F
(0.1°C)
54th Coolest Coolest since: 1989 1952
13th Warmest Warmest to Date 2002
Ties: 2006
Feb 1985–Jan 1990
60-Month
45.3°F
(7.4°C)
45.7°F
(7.6°C)
-0.4°F
(-0.2°C)
38th Coolest Coolest since: 1989 1952, 1953
25th Warmest Warmest since: 1989 2002
Ties: 1964, 1966, 1989, 1994, 1999

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: City Time Series, published October 2021, retrieved on October 23, 2021 from https://www.ncdc.noaa.gov/cag/