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


Helena, Montana

Average Temperature Rankings, January 1999

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  • Record Warmest
Period Value 1981-2010
Mean
Anomaly Rank
(1938-2019)
Warmest/Coolest
Since
Record
January 1999
1-Month
27.2°F
(-2.7°C)
22.8°F
(-5.1°C)
4.4°F
(2.4°C)
66th Coolest Coolest since: 1998 1949
15th Warmest Warmest since: 1994 2006
Dec 1998–Jan 1999
2-Month
24.9°F
(-3.9°C)
22.4°F
(-5.3°C)
2.5°F
(1.4°C)
58th Coolest Coolest since: 1998 1949
22nd Warmest Warmest since: 1994 1958
Ties: 1946
Nov 1998–Jan 1999
3-Month
28.2°F
(-2.1°C)
25.7°F
(-3.5°C)
2.5°F
(1.4°C)
66th Coolest Coolest since: 1998 1979
14th Warmest Warmest since: 1994 2000
Ties: 2009
Oct 1998–Jan 1999
4-Month
32.7°F
(0.4°C)
30.5°F
(-0.8°C)
2.2°F
(1.2°C)
63rd Coolest Coolest since: 1998 1979
16th Warmest Warmest since: 1994 2000
Ties: 1961
Sep 1998–Jan 1999
5-Month
38.8°F
(3.8°C)
35.9°F
(2.2°C)
2.9°F
(1.6°C)
73rd Coolest Coolest since: 1998 1979
6th Warmest Warmest since: 1967 2002
Aug 1998–Jan 1999
6-Month
44.1°F
(6.7°C)
41.3°F
(5.2°C)
2.8°F
(1.5°C)
75th Coolest Coolest since: 1998 1986
4th Warmest Warmest since: 1967 2002
Ties: 1954
Jul 1998–Jan 1999
7-Month
48.1°F
(8.9°C)
45.4°F
(7.4°C)
2.7°F
(1.5°C)
75th Coolest Coolest since: 1998 1979
4th Warmest Warmest since: 1967 2002
Jun 1998–Jan 1999
8-Month
49.2°F
(9.6°C)
47.5°F
(8.6°C)
1.7°F
(1.0°C)
69th Coolest Coolest since: 1998 1952
10th Warmest Warmest since: 1989 2002
Ties: 1939
May 1998–Jan 1999
9-Month
49.9°F
(9.9°C)
48.1°F
(8.9°C)
1.8°F
(1.0°C)
71st Coolest Coolest since: 1998 1952
8th Warmest Warmest since: 1989 2002
Apr 1998–Jan 1999
10-Month
49.5°F
(9.7°C)
47.8°F
(8.8°C)
1.7°F
(0.9°C)
73rd Coolest Coolest since: 1998 1952
6th Warmest Warmest since: 1989 2002
Ties: 2008
Mar 1998–Jan 1999
11-Month
48.1°F
(8.9°C)
46.7°F
(8.2°C)
1.4°F
(0.7°C)
67th Coolest Coolest since: 1998 1952
10th Warmest Warmest since: 1995 2002
Ties: 2000
Feb 1998–Jan 1999
12-Month
46.7°F
(8.2°C)
45.1°F
(7.3°C)
1.6°F
(0.9°C)
67th Coolest Coolest since: 1998 1952
10th Warmest Warmest since: 1989 2016
Aug 1997–Jan 1999
18-Month
45.2°F
(7.3°C)
43.8°F
(6.6°C)
1.4°F
(0.7°C)
67th Coolest Coolest since: 1998 1950, 1952
8th Warmest Warmest since: 1989 2000, 2013
Feb 1997–Jan 1999
24-Month
46.0°F
(7.8°C)
45.1°F
(7.3°C)
0.9°F
(0.5°C)
63rd Coolest Coolest since: 1998 1950
10th Warmest Warmest since: 1989 2017
Feb 1996–Jan 1999
36-Month
44.7°F
(7.1°C)
45.1°F
(7.3°C)
-0.4°F
(-0.2°C)
38th Coolest Coolest since: 1998 1952
31st Warmest Warmest since: 1995 2018
Ties: 1963
Feb 1995–Jan 1999
48-Month
44.4°F
(6.9°C)
45.1°F
(7.3°C)
-0.7°F
(-0.4°C)
29th Coolest Coolest since: 1998 1952
36th Warmest Warmest since: 1996 2019
Ties: 1962, 2012
Feb 1994–Jan 1999
60-Month
44.8°F
(7.1°C)
45.2°F
(7.3°C)
-0.4°F
(-0.2°C)
38th Coolest Coolest since: 1998 1952, 1953
23rd Warmest Warmest since: 1996 2002
Ties: 1989, 1990, 1994

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: City Time Series, published January 2020, retrieved on January 18, 2020 from https://www.ncdc.noaa.gov/cag/