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 December 2020. For more information, please see Climatological Rankings.


Helena, Montana

Average Temperature Rankings, March 1946

View Period (Months):All1234567891011121824364860
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  • Record Warmest
Period Value 1981-2010
Mean
Anomaly Rank
(1895-2020)
Warmest/Coolest
Since
Record
March 1946
1-Month
39.9°F
(4.4°C)
35.5°F
(1.9°C)
4.4°F
(2.5°C)
70th Coolest Coolest since: 1945 1943, 1951
11th Warmest Warmest to Date 2015
Feb–Mar 1946
2-Month
35.0°F
(1.7°C)
31.2°F
(-0.4°C)
3.8°F
(2.1°C)
73rd Coolest Coolest since: 1945 2019
8th Warmest Warmest to Date 2015
Ties: 2000, 2004
Jan–Mar 1946
3-Month
32.5°F
(0.3°C)
28.4°F
(-2.0°C)
4.1°F
(2.3°C)
74th Coolest Coolest since: 1945 1949
7th Warmest Warmest to Date 2015
Ties: 2006
Dec 1945–Mar 1946
4-Month
29.5°F
(-1.4°C)
26.6°F
(-3.0°C)
2.9°F
(1.6°C)
68th Coolest Coolest since: 1945 1949
12th Warmest Warmest to Date 2016, 2020
Ties: 1999
Nov 1945–Mar 1946
5-Month
29.8°F
(-1.2°C)
27.7°F
(-2.4°C)
2.1°F
(1.2°C)
66th Coolest Coolest since: 1945 1949
14th Warmest Warmest to Date 2000
Oct 1945–Mar 1946
6-Month
33.0°F
(0.6°C)
30.5°F
(-0.8°C)
2.5°F
(1.4°C)
74th Coolest Coolest since: 1945 1949
5th Warmest Warmest to Date 2000
Ties: 1983, 1999, 2006
Sep 1945–Mar 1946
7-Month
35.9°F
(2.2°C)
34.2°F
(1.2°C)
1.7°F
(1.0°C)
64th Coolest Coolest since: 1945 1949
15th Warmest Warmest to Date 2016
Ties: 1953
Aug 1945–Mar 1946
8-Month
40.0°F
(4.4°C)
38.5°F
(3.6°C)
1.5°F
(0.8°C)
65th Coolest Coolest since: 1945 1949
14th Warmest Warmest to Date 2016
Ties: 1961
Jul 1945–Mar 1946
9-Month
43.3°F
(6.3°C)
41.9°F
(5.5°C)
1.4°F
(0.8°C)
62nd Coolest Coolest since: 1945 1949
17th Warmest Warmest to Date 2016
Jun 1945–Mar 1946
10-Month
44.6°F
(7.0°C)
43.9°F
(6.6°C)
0.7°F
(0.4°C)
57th Coolest Coolest since: 1945 1949
22nd Warmest Warmest since: 1941 2016
Ties: 2017
May 1945–Mar 1946
11-Month
45.3°F
(7.4°C)
44.8°F
(7.1°C)
0.5°F
(0.3°C)
57th Coolest Coolest since: 1945 1949
22nd Warmest Warmest since: 1941 2016
Ties: 1940, 1953, 1954
Apr 1945–Mar 1946
12-Month
44.8°F
(7.1°C)
44.7°F
(7.1°C)
0.1°F
(0.0°C)
50th Coolest Coolest since: 1945 1949, 1952, 1969
29th Warmest Warmest since: 1941 2016
Ties: 1963, 1977, 2005
Oct 1944–Mar 1946
18-Month
39.8°F
(4.3°C)
40.0°F
(4.4°C)
-0.2°F
(-0.1°C)
44th Coolest Coolest since: 1945 1952
31st Warmest Warmest since: 1941 2013
Ties: 1947
Apr 1944–Mar 1946
24-Month
44.0°F
(6.7°C)
44.7°F
(7.1°C)
-0.7°F
(-0.4°C)
35th Coolest Coolest since: 1945 1952
40th Warmest Warmest since: 1942 2017
Ties: 1947, 1975, 2019
Apr 1943–Mar 1946
36-Month
43.8°F
(6.6°C)
44.7°F
(7.1°C)
-0.9°F
(-0.5°C)
33rd Coolest Coolest since: 1945 1951, 1952
38th Warmest Warmest since: 1942 2008
Ties: 1948, 1961, 1996
Apr 1942–Mar 1946
48-Month
43.2°F
(6.2°C)
44.8°F
(7.1°C)
-1.6°F
(-0.9°C)
17th Coolest Coolest since: 1945 1952
50th Warmest Warmest since: 1944 2008, 2009
Ties: 1944
Apr 1941–Mar 1946
60-Month
43.0°F
(6.1°C)
44.8°F
(7.1°C)
-1.8°F
(-1.0°C)
12th Coolest Coolest to Date 1952
51st Warmest Warmest since: 1945 2008

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: City Time Series, published January 2021, retrieved on January 26, 2021 from https://www.ncdc.noaa.gov/cag/