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 1987

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  • Record Warmest
Period Value 1981-2010
Mean
Amomaly Rank
(1938-2019)
Warmest/Coolest
Since
Record
April 1987
1-Month
50.2°F
(10.1°C)
44.3°F
(6.8°C)
5.9°F
(3.3°C)
81st Coolest Coolest since: 1986 1975
1st Warmest Warmest to Date 1987
Mar–Apr 1987
2-Month
43.6°F
(6.4°C)
39.9°F
(4.4°C)
3.7°F
(2.0°C)
72nd Coolest Coolest since: 1986 1951
8th Warmest Warmest since: 1946 2015
Feb–Apr 1987
3-Month
39.7°F
(4.3°C)
35.6°F
(2.0°C)
4.1°F
(2.3°C)
76th Coolest Coolest since: 1986 1975
4th Warmest Warmest since: 1946 2016
Ties: 1946
Jan–Apr 1987
4-Month
35.6°F
(2.0°C)
32.4°F
(0.2°C)
3.2°F
(1.8°C)
71st Coolest Coolest since: 1986 1949
9th Warmest Warmest since: 1983 2016
Dec 1986–Apr 1987
5-Month
32.2°F
(0.1°C)
30.2°F
(-1.0°C)
2.0°F
(1.1°C)
66th Coolest Coolest since: 1986 1949
13th Warmest Warmest since: 1983 2016
Ties: 1974
Nov 1986–Apr 1987
6-Month
31.7°F
(-0.2°C)
30.6°F
(-0.8°C)
1.1°F
(0.6°C)
61st Coolest Coolest since: 1986 1979
18th Warmest Warmest since: 1983 2000
Oct 1986–Apr 1987
7-Month
33.6°F
(0.9°C)
32.5°F
(0.3°C)
1.1°F
(0.6°C)
58th Coolest Coolest since: 1986 1949, 1979
20th Warmest Warmest since: 1983 2000
Sep 1986–Apr 1987
8-Month
35.8°F
(2.1°C)
35.6°F
(2.0°C)
0.2°F
(0.1°C)
44th Coolest Coolest since: 1986 1979
34th Warmest Warmest since: 1983 2016
Ties: 2009
Aug 1986–Apr 1987
9-Month
39.4°F
(4.1°C)
39.2°F
(4.0°C)
0.2°F
(0.1°C)
48th Coolest Coolest since: 1986 1979
30th Warmest Warmest since: 1983 2016
Ties: 1958, 2008, 2009, 2017
Jul 1986–Apr 1987
10-Month
41.9°F
(5.5°C)
42.2°F
(5.7°C)
-0.3°F
(-0.2°C)
41st Coolest Coolest since: 1986 1949
37th Warmest Warmest since: 1983 2016
Ties: 1964
Jun 1986–Apr 1987
11-Month
44.1°F
(6.7°C)
44.0°F
(6.7°C)
0.1°F
(0.0°C)
45th Coolest Coolest since: 1986 1949
33rd Warmest Warmest since: 1983 2016
Ties: 1977, 2005
May 1986–Apr 1987
12-Month
44.9°F
(7.2°C)
44.8°F
(7.1°C)
0.1°F
(0.1°C)
46th Coolest Coolest since: 1986 1949
32nd Warmest Warmest since: 1983 2016
Ties: 2003, 2009
Nov 1985–Apr 1987
18-Month
38.9°F
(3.8°C)
40.1°F
(4.5°C)
-1.2°F
(-0.7°C)
31st Coolest Coolest since: 1986 1952
44th Warmest Warmest since: 1984 2000, 2013
Ties: 1963
May 1985–Apr 1987
24-Month
43.7°F
(6.5°C)
44.8°F
(7.1°C)
-1.1°F
(-0.6°C)
26th Coolest Coolest since: 1986 1952
48th Warmest Warmest since: 1984 2017
May 1984–Apr 1987
36-Month
43.1°F
(6.2°C)
44.8°F
(7.1°C)
-1.7°F
(-0.9°C)
13th Coolest Coolest since: 1986 1951
57th Warmest Warmest since: 1985 2018
Ties: 1958, 1975
May 1983–Apr 1987
48-Month
43.3°F
(6.3°C)
44.8°F
(7.1°C)
-1.5°F
(-0.8°C)
12th Coolest Coolest since: 1979 1952
54th Warmest Warmest since: 1986 2002
Ties: 1949, 1959, 1974
May 1982–Apr 1987
60-Month
43.7°F
(6.5°C)
44.8°F
(7.1°C)
-1.1°F
(-0.6°C)
21st Coolest Coolest since: 1986 1952
41st Warmest Warmest since: 1978 2008
Ties: 1969

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: City Time Series, published August 2019, retrieved on August 17, 2019 from https://www.ncdc.noaa.gov/cag/