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 1978

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Period Value 1981-2010
Mean
Amomaly Rank
(1938-2019)
Warmest/Coolest
Since
Record
April 1978
1-Month
47.4°F
(8.6°C)
44.4°F
(6.9°C)
3.0°F
(1.7°C)
71st Coolest Coolest since: 1977 1975
11th Warmest Warmest since: 1969 1987
Ties: 1962
Mar–Apr 1978
2-Month
42.9°F
(6.1°C)
39.9°F
(4.4°C)
3.0°F
(1.7°C)
69th Coolest Coolest since: 1977 1951
11th Warmest Warmest since: 1946 2015
Feb–Apr 1978
3-Month
36.1°F
(2.3°C)
35.6°F
(2.0°C)
0.5°F
(0.3°C)
53rd Coolest Coolest since: 1976 1975
27th Warmest Warmest since: 1977 2016
Ties: 1972, 1998
Jan–Apr 1978
4-Month
31.2°F
(-0.4°C)
32.3°F
(0.2°C)
-1.1°F
(-0.6°C)
41st Coolest Coolest since: 1975 1949
39th Warmest Warmest since: 1977 2016
Dec 1977–Apr 1978
5-Month
29.1°F
(-1.6°C)
30.2°F
(-1.0°C)
-1.1°F
(-0.6°C)
34th Coolest Coolest since: 1975 1949
45th Warmest Warmest since: 1977 2016
Ties: 1984
Nov 1977–Apr 1978
6-Month
29.4°F
(-1.4°C)
30.6°F
(-0.8°C)
-1.2°F
(-0.6°C)
35th Coolest Coolest since: 1975 1979
44th Warmest Warmest since: 1977 2000
Ties: 1947
Oct 1977–Apr 1978
7-Month
31.7°F
(-0.2°C)
32.5°F
(0.3°C)
-0.8°F
(-0.5°C)
37th Coolest Coolest since: 1975 1949, 1979
41st Warmest Warmest since: 1977 2000
Sep 1977–Apr 1978
8-Month
34.7°F
(1.5°C)
35.6°F
(2.0°C)
-0.9°F
(-0.5°C)
32nd Coolest Coolest since: 1975 1979
46th Warmest Warmest since: 1977 2016
Ties: 1945
Aug 1977–Apr 1978
9-Month
37.9°F
(3.3°C)
39.2°F
(4.0°C)
-1.3°F
(-0.7°C)
29th Coolest Coolest since: 1975 1979
49th Warmest Warmest since: 1977 2016
Ties: 1945
Jul 1977–Apr 1978
10-Month
40.7°F
(4.8°C)
42.2°F
(5.7°C)
-1.5°F
(-0.9°C)
25th Coolest Coolest since: 1975 1949
53rd Warmest Warmest since: 1977 2016
Ties: 1947, 1959, 1971
Jun 1977–Apr 1978
11-Month
42.7°F
(5.9°C)
43.9°F
(6.6°C)
-1.2°F
(-0.7°C)
29th Coolest Coolest since: 1975 1949
49th Warmest Warmest since: 1977 2016
Ties: 1971, 1994
May 1977–Apr 1978
12-Month
43.4°F
(6.3°C)
44.8°F
(7.1°C)
-1.4°F
(-0.8°C)
24th Coolest Coolest since: 1975 1949
54th Warmest Warmest since: 1977 2016
Ties: 1965
Nov 1976–Apr 1978
18-Month
39.6°F
(4.2°C)
40.1°F
(4.5°C)
-0.5°F
(-0.3°C)
39th Coolest Coolest since: 1976 1952
36th Warmest Warmest since: 1977 2000, 2013
Ties: 1961
May 1976–Apr 1978
24-Month
44.2°F
(6.8°C)
44.9°F
(7.2°C)
-0.7°F
(-0.4°C)
34th Coolest Coolest since: 1977 1952
40th Warmest Warmest since: 1977 2017
Ties: 1963, 1977
May 1975–Apr 1978
36-Month
43.9°F
(6.6°C)
44.8°F
(7.1°C)
-0.9°F
(-0.5°C)
27th Coolest Coolest since: 1977 1951
43rd Warmest Warmest since: 1969 2018
Ties: 1960, 1962, 1969
May 1974–Apr 1978
48-Month
43.6°F
(6.4°C)
44.9°F
(7.2°C)
-1.3°F
(-0.8°C)
20th Coolest Coolest since: 1976 1952
46th Warmest Warmest since: 1977 2002
Ties: 1944, 1960, 1996, 1997
May 1973–Apr 1978
60-Month
43.9°F
(6.6°C)
44.9°F
(7.2°C)
-1.0°F
(-0.6°C)
26th Coolest Coolest since: 1977 1952
36th Warmest Warmest since: 1971 2008
Ties: 1944, 1970, 1971, 1998

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/