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


Helena, Montana

Average Temperature Rankings, April 1939

View Period (Months):All123456789101112
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Period Value 1981-2010
Mean
Amomaly Rank
(1938-2019)
Warmest/Coolest
Since
Record
April 1939
1-Month
46.9°F
(8.3°C)
44.3°F
(6.8°C)
2.6°F
(1.5°C)
67th Coolest Coolest since: 1938 1975
15th Warmest Warmest to Date 1987
Ties: 1985
Mar–Apr 1939
2-Month
40.9°F
(4.9°C)
40.0°F
(4.4°C)
0.9°F
(0.5°C)
62nd Coolest Coolest to Date 1951
18th Warmest Warmest to Date 2015
Feb–Apr 1939
3-Month
33.3°F
(0.7°C)
35.6°F
(2.0°C)
-2.3°F
(-1.3°C)
29th Coolest Coolest to Date 1975
51st Warmest Warmest to Date 2016
Ties: 1945, 1970
Jan–Apr 1939
4-Month
32.3°F
(0.2°C)
32.4°F
(0.2°C)
-0.1°F
(0.0°C)
49th Coolest Coolest to Date 1949
31st Warmest Warmest to Date 2016
Dec 1938–Apr 1939
5-Month
31.1°F
(-0.5°C)
30.2°F
(-1.0°C)
0.9°F
(0.5°C)
54th Coolest Coolest to Date 1949
25th Warmest Warmest to Date 2016
Ties: 1995
Nov 1938–Apr 1939
6-Month
30.8°F
(-0.7°C)
30.5°F
(-0.8°C)
0.3°F
(0.1°C)
45th Coolest Coolest to Date 1979
34th Warmest Warmest to Date 2000
Ties: 1995
Oct 1938–Apr 1939
7-Month
32.8°F
(0.4°C)
32.5°F
(0.3°C)
0.3°F
(0.1°C)
44th Coolest Coolest to Date 1949, 1979
34th Warmest Warmest to Date 2000
Sep 1938–Apr 1939
8-Month
36.6°F
(2.6°C)
35.6°F
(2.0°C)
1.0°F
(0.6°C)
57th Coolest Coolest to Date 1979
21st Warmest Warmest to Date 2016
Ties: 1941
Aug 1938–Apr 1939
9-Month
40.0°F
(4.4°C)
39.2°F
(4.0°C)
0.8°F
(0.4°C)
57th Coolest Coolest to Date 1979
21st Warmest Warmest to Date 2016
Ties: 1977, 1988
Jul 1938–Apr 1939
10-Month
42.8°F
(6.0°C)
42.2°F
(5.7°C)
0.6°F
(0.3°C)
55th Coolest Coolest to Date 1949
23rd Warmest Warmest to Date 2016
Ties: 1977
Jun 1938–Apr 1939
11-Month
44.5°F
(6.9°C)
44.0°F
(6.7°C)
0.5°F
(0.2°C)
55th Coolest Coolest to Date 1949
23rd Warmest Warmest to Date 2016
May 1938–Apr 1939
12-Month
45.1°F
(7.3°C)
44.8°F
(7.1°C)
0.3°F
(0.2°C)
50th Coolest Coolest to Date 1949
28th Warmest Warmest to Date 2016
Ties: 1974

Citing This Page

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