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 1947

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Period Value 1981-2010
Mean
Amomaly Rank
(1938-2019)
Warmest/Coolest
Since
Record
April 1947
1-Month
44.8°F
(7.1°C)
44.3°F
(6.8°C)
0.5°F
(0.3°C)
49th Coolest Coolest since: 1945 1975
33rd Warmest Warmest since: 1946 1987
Ties: 2007
Mar–Apr 1947
2-Month
38.8°F
(3.8°C)
40.0°F
(4.4°C)
-1.2°F
(-0.6°C)
35th Coolest Coolest since: 1945 1951
45th Warmest Warmest since: 1946 2015
Ties: 1961, 2001
Feb–Apr 1947
3-Month
34.9°F
(1.6°C)
35.7°F
(2.1°C)
-0.8°F
(-0.5°C)
43rd Coolest Coolest since: 1945 1975
37th Warmest Warmest since: 1946 2016
Ties: 1980
Jan–Apr 1947
4-Month
30.9°F
(-0.6°C)
32.3°F
(0.2°C)
-1.4°F
(-0.8°C)
35th Coolest Coolest since: 1944 1949
45th Warmest Warmest since: 1946 2016
Dec 1946–Apr 1947
5-Month
29.9°F
(-1.2°C)
30.2°F
(-1.0°C)
-0.3°F
(-0.2°C)
46th Coolest Coolest since: 1945 1949
33rd Warmest Warmest since: 1946 2016
Ties: 1991
Nov 1946–Apr 1947
6-Month
29.4°F
(-1.4°C)
30.5°F
(-0.8°C)
-1.1°F
(-0.6°C)
35th Coolest Coolest since: 1945 1979
44th Warmest Warmest since: 1946 2000
Ties: 1978
Oct 1946–Apr 1947
7-Month
30.8°F
(-0.7°C)
32.5°F
(0.3°C)
-1.7°F
(-1.0°C)
23rd Coolest Coolest since: 1943 1949, 1979
55th Warmest Warmest since: 1946 2000
Ties: 1959, 1972
Sep 1946–Apr 1947
8-Month
33.8°F
(1.0°C)
35.5°F
(1.9°C)
-1.7°F
(-0.9°C)
25th Coolest Coolest since: 1943 1979
53rd Warmest Warmest since: 1946 2016
Aug 1946–Apr 1947
9-Month
37.5°F
(3.1°C)
39.2°F
(4.0°C)
-1.7°F
(-0.9°C)
24th Coolest Coolest since: 1943 1979
54th Warmest Warmest since: 1946 2016
Ties: 1971
Jul 1946–Apr 1947
10-Month
40.7°F
(4.8°C)
42.2°F
(5.7°C)
-1.5°F
(-0.9°C)
25th Coolest Coolest since: 1945 1949
53rd Warmest Warmest since: 1946 2016
Ties: 1959, 1971, 1978
Jun 1946–Apr 1947
11-Month
42.5°F
(5.8°C)
44.0°F
(6.7°C)
-1.5°F
(-0.9°C)
25th Coolest Coolest since: 1945 1949
53rd Warmest Warmest since: 1946 2016
Ties: 1948
May 1946–Apr 1947
12-Month
43.2°F
(6.2°C)
44.8°F
(7.1°C)
-1.6°F
(-0.9°C)
23rd Coolest Coolest since: 1945 1949
55th Warmest Warmest since: 1946 2016
Nov 1945–Apr 1947
18-Month
39.9°F
(4.4°C)
40.1°F
(4.5°C)
-0.2°F
(-0.1°C)
43rd Coolest Coolest since: 1945 1952
32nd Warmest Warmest since: 1946 2000, 2013
Ties: 1959, 1983
May 1945–Apr 1947
24-Month
44.5°F
(6.9°C)
44.8°F
(7.1°C)
-0.3°F
(-0.2°C)
42nd Coolest Coolest since: 1946 1952
32nd Warmest Warmest since: 1946 2017
Ties: 1946, 1983, 1993, 2010
May 1944–Apr 1947
36-Month
44.1°F
(6.7°C)
44.9°F
(7.2°C)
-0.8°F
(-0.5°C)
37th Coolest Coolest since: 1946 1951
33rd Warmest Warmest since: 1946 2018
Ties: 1946
May 1943–Apr 1947
48-Month
43.9°F
(6.6°C)
44.8°F
(7.1°C)
-0.9°F
(-0.5°C)
28th Coolest Coolest since: 1946 1952
38th Warmest Warmest since: 1943 2002
Ties: 1948, 1962
May 1942–Apr 1947
60-Month
43.5°F
(6.4°C)
44.9°F
(7.2°C)
-1.4°F
(-0.8°C)
16th Coolest Coolest since: 1946 1952
46th Warmest Warmest since: 1945 2008
Ties: 1945, 1974, 1986

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: City Time Series, published August 2019, retrieved on August 19, 2019 from https://www.ncdc.noaa.gov/cag/