Climate at a Glance

Statewide 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 January 2020. For more information, please see Climatological Rankings.


Montana

Average Temperature Rankings, September 2015

View Period (Months):All1234567891011121824364860
Download: xml csv json
  • Record Coolest
  • Bottom 1/10
  • Bottom 1/3
  • Normal
  • Top 1/3
  • Top 1/10
  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Warmest/Coolest
Since
Record
September 2015
1-Month
57.3°F
(14.1°C)
53.8°F
(12.1°C)
3.5°F
(2.0°C)
108th Coolest Coolest since: 2014 1965
18th Warmest Warmest since: 2013 1998
Aug–Sep 2015
2-Month
61.6°F
(16.4°C)
58.9°F
(14.9°C)
2.7°F
(1.5°C)
109th Coolest Coolest since: 2014 1965
17th Warmest Warmest since: 2013 1998
Ties: 1979, 1981
Jul–Sep 2015
3-Month
63.1°F
(17.3°C)
61.2°F
(16.2°C)
1.9°F
(1.1°C)
104th Coolest Coolest since: 2014 1912
22nd Warmest Warmest since: 2013 1998
Jun–Sep 2015
4-Month
63.3°F
(17.4°C)
60.5°F
(15.8°C)
2.8°F
(1.6°C)
119th Coolest Coolest since: 2014 1993
7th Warmest Warmest since: 2012 1936
Ties: 2001, 2003, 2006
May–Sep 2015
5-Month
60.6°F
(15.9°C)
58.5°F
(14.7°C)
2.1°F
(1.2°C)
111th Coolest Coolest since: 2014 1907
15th Warmest Warmest since: 2013 1936
Apr–Sep 2015
6-Month
57.6°F
(14.2°C)
55.5°F
(13.1°C)
2.1°F
(1.1°C)
112th Coolest Coolest since: 2014 1907
14th Warmest Warmest since: 2012 1936
Ties: 1931, 1934, 1987
Mar–Sep 2015
7-Month
55.0°F
(12.8°C)
51.7°F
(10.9°C)
3.3°F
(1.9°C)
122nd Coolest Coolest since: 2014 1965
4th Warmest Warmest since: 2012 2012
Feb–Sep 2015
8-Month
51.5°F
(10.8°C)
47.9°F
(8.8°C)
3.6°F
(2.0°C)
123rd Coolest Coolest since: 2014 1899
3rd Warmest Warmest since: 2012 2012, 2016
Jan–Sep 2015
9-Month
48.5°F
(9.2°C)
44.4°F
(6.9°C)
4.1°F
(2.3°C)
123rd Coolest Coolest since: 2014 1899
3rd Warmest Warmest since: 2012 2012
Ties: 2006
Dec 2014–Sep 2015
10-Month
46.2°F
(7.9°C)
42.1°F
(5.6°C)
4.1°F
(2.3°C)
123rd Coolest Coolest since: 2014 1950
2nd Warmest Warmest since: 2012 2012
Ties: 2016
Nov 2014–Sep 2015
11-Month
44.3°F
(6.8°C)
41.0°F
(5.0°C)
3.3°F
(1.8°C)
119th Coolest Coolest since: 2014 1899
6th Warmest Warmest since: 2012 2012
Ties: 1931, 1988
Oct 2014–Sep 2015
12-Month
44.6°F
(7.0°C)
41.2°F
(5.1°C)
3.4°F
(1.9°C)
121st Coolest Coolest since: 2014 1899
4th Warmest Warmest since: 2012 2012
Ties: 2006
Apr 2014–Sep 2015
18-Month
48.4°F
(9.1°C)
45.9°F
(7.7°C)
2.5°F
(1.4°C)
120th Coolest Coolest since: 2014 1917
5th Warmest Warmest since: 2012 2016
Ties: 1931, 1934, 2006
Oct 2013–Sep 2015
24-Month
42.8°F
(6.0°C)
41.1°F
(5.1°C)
1.7°F
(0.9°C)
108th Coolest Coolest since: 2014 1917
16th Warmest Warmest since: 2013 2016
Ties: 1940, 2004, 2005, 2008
Oct 2012–Sep 2015
36-Month
42.9°F
(6.1°C)
41.1°F
(5.1°C)
1.8°F
(1.0°C)
107th Coolest Coolest since: 2012 1951
16th Warmest Warmest since: 2014 2017
Ties: 2002
Oct 2011–Sep 2015
48-Month
43.4°F
(6.3°C)
41.1°F
(5.1°C)
2.3°F
(1.2°C)
118th Coolest Coolest since: 2014 1952
4th Warmest Warmest since: 2008 2007, 2017, 2018
Ties: 2001, 2006, 2008, 2016
Oct 2010–Sep 2015
60-Month
42.9°F
(6.1°C)
41.1°F
(5.1°C)
1.8°F
(1.0°C)
109th Coolest Coolest since: 2014 1952
12th Warmest Warmest since: 2009 2016
Ties: 2004, 2019

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published February 2020, retrieved on February 28, 2020 from https://www.ncdc.noaa.gov/cag/