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


Montana

Average Temperature Rankings, September 2017

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
(1895-2020)
Warmest/Coolest
Since
Record
September 2017
1-Month
55.2°F
(12.9°C)
53.8°F
(12.1°C)
1.4°F
(0.8°C)
84th Coolest Coolest since: 2016 1965
43rd Warmest Warmest since: 2015 1998
Ties: 1917
Aug–Sep 2017
2-Month
60.4°F
(15.8°C)
59.0°F
(15.0°C)
1.4°F
(0.8°C)
89th Coolest Coolest since: 2016 1965
38th Warmest Warmest since: 2015 1998
Ties: 1976, 2007
Jul–Sep 2017
3-Month
64.1°F
(17.8°C)
61.2°F
(16.2°C)
2.9°F
(1.6°C)
118th Coolest Coolest since: 2016 1912
9th Warmest Warmest since: 2013 1998
Jun–Sep 2017
4-Month
63.2°F
(17.3°C)
60.4°F
(15.8°C)
2.8°F
(1.5°C)
116th Coolest Coolest since: 2016 1993
11th Warmest Warmest since: 2015 1936
Ties: 1998, 2013
May–Sep 2017
5-Month
61.0°F
(16.1°C)
58.4°F
(14.7°C)
2.6°F
(1.4°C)
117th Coolest Coolest since: 2016 1907
10th Warmest Warmest since: 2012 1936
Apr–Sep 2017
6-Month
57.9°F
(14.4°C)
55.5°F
(13.1°C)
2.4°F
(1.3°C)
119th Coolest Coolest since: 2016 1907
8th Warmest Warmest since: 2012 1936
Ties: 1940, 2001, 2003
Mar–Sep 2017
7-Month
54.7°F
(12.6°C)
51.7°F
(10.9°C)
3.0°F
(1.7°C)
121st Coolest Coolest since: 2016 1965
6th Warmest Warmest since: 2015 2012
Feb–Sep 2017
8-Month
51.1°F
(10.6°C)
48.0°F
(8.9°C)
3.1°F
(1.7°C)
122nd Coolest Coolest since: 2014 1899
5th Warmest Warmest since: 2016 2012, 2016
Ties: 1998, 2007
Jan–Sep 2017
9-Month
47.1°F
(8.4°C)
44.5°F
(6.9°C)
2.6°F
(1.5°C)
111th Coolest Coolest since: 2014 1899
16th Warmest Warmest since: 2016 2012
Dec 2016–Sep 2017
10-Month
43.8°F
(6.6°C)
42.1°F
(5.6°C)
1.7°F
(1.0°C)
97th Coolest Coolest since: 2014 1950
29th Warmest Warmest since: 2016 2012
Ties: 1900, 1986, 2001
Nov 2016–Sep 2017
11-Month
43.4°F
(6.3°C)
41.0°F
(5.0°C)
2.4°F
(1.3°C)
108th Coolest Coolest since: 2014 1899
18th Warmest Warmest since: 2016 2012
Ties: 1940
Oct 2016–Sep 2017
12-Month
43.4°F
(6.3°C)
41.1°F
(5.1°C)
2.3°F
(1.2°C)
110th Coolest Coolest since: 2014 1899
16th Warmest Warmest since: 2016 2012
Ties: 1940, 1963, 1990, 2003
Apr 2016–Sep 2017
18-Month
48.0°F
(8.9°C)
45.9°F
(7.7°C)
2.1°F
(1.2°C)
113th Coolest Coolest since: 2014 1917
13th Warmest Warmest since: 2016 2016
Ties: 1999
Oct 2015–Sep 2017
24-Month
44.2°F
(6.8°C)
41.1°F
(5.1°C)
3.1°F
(1.7°C)
123rd Coolest Coolest since: 2015 1917
2nd Warmest Warmest since: 2016 2016
Ties: 1988, 2007
Oct 2014–Sep 2017
36-Month
44.3°F
(6.8°C)
41.1°F
(5.1°C)
3.2°F
(1.7°C)
123rd Coolest Coolest since: 2016 1951
1st Warmest Warmest to Date 2017
Oct 2013–Sep 2017
48-Month
43.5°F
(6.4°C)
41.1°F
(5.1°C)
2.4°F
(1.3°C)
122nd Coolest Coolest since: 2016 1952
1st Warmest Warmest since: 2007 2007, 2017, 2018
Ties: 2007, 2018
Oct 2012–Sep 2017
60-Month
43.4°F
(6.3°C)
41.1°F
(5.1°C)
2.3°F
(1.2°C)
119th Coolest Coolest since: 2015 1952
3rd Warmest Warmest since: 2016 2016

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published January 2021, retrieved on January 20, 2021 from https://www.ncdc.noaa.gov/cag/