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 1949

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Period Value 1981-2010
Mean
Amomaly Rank
(1938-2019)
Warmest/Coolest
Since
Record
April 1949
1-Month
48.3°F
(9.1°C)
44.3°F
(6.8°C)
4.0°F
(2.3°C)
76th Coolest Coolest since: 1948 1975
6th Warmest Warmest since: 1946 1987
Mar–Apr 1949
2-Month
38.7°F
(3.7°C)
39.9°F
(4.4°C)
-1.2°F
(-0.7°C)
34th Coolest Coolest since: 1948 1951
46th Warmest Warmest since: 1947 2015
Feb–Apr 1949
3-Month
30.6°F
(-0.8°C)
35.6°F
(2.0°C)
-5.0°F
(-2.8°C)
8th Coolest Coolest since: 1948 1975
72nd Warmest Warmest since: 1947 2016
Jan–Apr 1949
4-Month
22.9°F
(-5.1°C)
32.3°F
(0.2°C)
-9.4°F
(-5.3°C)
1st Coolest Coolest to Date 1949
79th Warmest Warmest since: 1948 2016
Dec 1948–Apr 1949
5-Month
20.8°F
(-6.2°C)
30.1°F
(-1.1°C)
-9.3°F
(-5.1°C)
1st Coolest Coolest to Date 1949
78th Warmest Warmest since: 1948 2016
Nov 1948–Apr 1949
6-Month
22.9°F
(-5.1°C)
30.5°F
(-0.8°C)
-7.6°F
(-4.3°C)
2nd Coolest Coolest to Date 1979
77th Warmest Warmest since: 1948 2000
Oct 1948–Apr 1949
7-Month
25.9°F
(-3.4°C)
32.4°F
(0.2°C)
-6.5°F
(-3.6°C)
1st Coolest Coolest to Date 1949, 1979
77th Warmest Warmest since: 1948 2000
Ties: 1979
Sep 1948–Apr 1949
8-Month
29.9°F
(-1.2°C)
35.6°F
(2.0°C)
-5.7°F
(-3.2°C)
2nd Coolest Coolest to Date 1979
76th Warmest Warmest since: 1948 2016
Aug 1948–Apr 1949
9-Month
33.9°F
(1.1°C)
39.1°F
(3.9°C)
-5.2°F
(-2.8°C)
2nd Coolest Coolest to Date 1979
76th Warmest Warmest since: 1948 2016
Jul 1948–Apr 1949
10-Month
37.0°F
(2.8°C)
42.2°F
(5.7°C)
-5.2°F
(-2.9°C)
1st Coolest Coolest to Date 1949
77th Warmest Warmest since: 1948 2016
Jun 1948–Apr 1949
11-Month
39.3°F
(4.1°C)
44.0°F
(6.7°C)
-4.7°F
(-2.6°C)
1st Coolest Coolest to Date 1949
77th Warmest Warmest since: 1948 2016
May 1948–Apr 1949
12-Month
40.4°F
(4.7°C)
44.7°F
(7.1°C)
-4.3°F
(-2.4°C)
1st Coolest Coolest to Date 1949
77th Warmest Warmest since: 1948 2016
Nov 1947–Apr 1949
18-Month
36.3°F
(2.4°C)
40.0°F
(4.4°C)
-3.7°F
(-2.0°C)
3rd Coolest Coolest to Date 1952
72nd Warmest Warmest since: 1948 2000, 2013
May 1947–Apr 1949
24-Month
42.0°F
(5.6°C)
44.8°F
(7.1°C)
-2.8°F
(-1.5°C)
5th Coolest Coolest to Date 1952
69th Warmest Warmest since: 1948 2017
Ties: 1957
May 1946–Apr 1949
36-Month
42.4°F
(5.8°C)
44.8°F
(7.1°C)
-2.4°F
(-1.3°C)
4th Coolest Coolest to Date 1951
66th Warmest Warmest since: 1948 2018
Ties: 1953
May 1945–Apr 1949
48-Month
43.3°F
(6.3°C)
44.9°F
(7.2°C)
-1.6°F
(-0.9°C)
12th Coolest Coolest since: 1945 1952
54th Warmest Warmest since: 1948 2002
Ties: 1959, 1974, 1987
May 1944–Apr 1949
60-Month
43.2°F
(6.2°C)
44.8°F
(7.1°C)
-1.6°F
(-0.9°C)
11th Coolest Coolest to Date 1952
51st Warmest Warmest since: 1948 2008

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: City Time Series, published August 2019, retrieved on August 23, 2019 from https://www.ncdc.noaa.gov/cag/