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


Connecticut

Average Temperature Rankings, September 2018

View Period (Months):All1234567891011121824364860
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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Warmest/Coolest
Since
Record
September 2018
1-Month
66.1°F
(18.9°C)
61.5°F
(16.4°C)
4.6°F
(2.5°C)
121st Coolest Coolest since: 2017 1917
5th Warmest Warmest since: 2016 2015
Aug–Sep 2018
2-Month
70.2°F
(21.2°C)
65.0°F
(18.3°C)
5.2°F
(2.9°C)
125th Coolest Coolest since: 2017 1903
1st Warmest Warmest to Date 2018
Jul–Sep 2018
3-Month
71.5°F
(21.9°C)
66.9°F
(19.4°C)
4.6°F
(2.5°C)
125th Coolest Coolest since: 2017 1962
1st Warmest Warmest to Date 2018
Jun–Sep 2018
4-Month
70.2°F
(21.2°C)
66.5°F
(19.2°C)
3.7°F
(2.0°C)
124th Coolest Coolest since: 2017 1903
2nd Warmest Warmest since: 2016 2016
Ties: 2005, 2010
May–Sep 2018
5-Month
68.6°F
(20.3°C)
64.6°F
(18.1°C)
4.0°F
(2.2°C)
125th Coolest Coolest since: 2017 1903, 1927
1st Warmest Warmest to Date 2018
Apr–Sep 2018
6-Month
64.4°F
(18.0°C)
61.5°F
(16.4°C)
2.9°F
(1.6°C)
120th Coolest Coolest since: 2017 1907
6th Warmest Warmest since: 2016 2010
Mar–Sep 2018
7-Month
60.4°F
(15.8°C)
57.8°F
(14.3°C)
2.6°F
(1.5°C)
120th Coolest Coolest since: 2017 1926
6th Warmest Warmest since: 2016 2010
Feb–Sep 2018
8-Month
57.3°F
(14.1°C)
53.8°F
(12.1°C)
3.5°F
(2.0°C)
122nd Coolest Coolest since: 2017 1907
4th Warmest Warmest since: 2016 2012
Jan–Sep 2018
9-Month
53.8°F
(12.1°C)
50.7°F
(10.4°C)
3.1°F
(1.7°C)
120th Coolest Coolest since: 2017 1904
6th Warmest Warmest since: 2016 2012
Dec 2017–Sep 2018
10-Month
51.3°F
(10.7°C)
48.6°F
(9.2°C)
2.7°F
(1.5°C)
116th Coolest Coolest since: 2015 1904
9th Warmest Warmest since: 2017 2012
Nov 2017–Sep 2018
11-Month
50.3°F
(10.2°C)
47.7°F
(8.7°C)
2.6°F
(1.5°C)
115th Coolest Coolest since: 2015 1904
10th Warmest Warmest since: 2017 2012
Oct 2017–Sep 2018
12-Month
51.0°F
(10.6°C)
48.0°F
(8.9°C)
3.0°F
(1.7°C)
119th Coolest Coolest since: 2017 1904, 1905, 1918
6th Warmest Warmest since: 2017 2012
Ties: 2017
Apr 2017–Sep 2018
18-Month
55.2°F
(12.9°C)
52.5°F
(11.4°C)
2.7°F
(1.5°C)
120th Coolest Coolest since: 2015 1918
5th Warmest Warmest since: 2017 2012
Oct 2016–Sep 2018
24-Month
51.0°F
(10.6°C)
48.0°F
(8.9°C)
3.0°F
(1.7°C)
120th Coolest Coolest since: 2016 1905
4th Warmest Warmest since: 2017 2017
Oct 2015–Sep 2018
36-Month
51.6°F
(10.9°C)
48.0°F
(8.9°C)
3.6°F
(2.0°C)
122nd Coolest Coolest since: 2017 1905
1st Warmest Warmest to Date 2018
Oct 2014–Sep 2018
48-Month
50.9°F
(10.5°C)
48.0°F
(8.9°C)
2.9°F
(1.6°C)
119th Coolest Coolest since: 2017 1907
3rd Warmest Warmest since: 2013 2019
Oct 2013–Sep 2018
60-Month
50.4°F
(10.2°C)
48.0°F
(8.9°C)
2.4°F
(1.3°C)
115th Coolest Coolest since: 2017 1907, 1908
6th Warmest Warmest since: 2016 2019
Ties: 2002

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published August 2020, retrieved on August 15, 2020 from https://www.ncdc.noaa.gov/cag/