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 September 2021. For more information, please see Climatological Rankings.


Connecticut

Average Temperature Rankings, September 2020

View Period (Months):All1234567891011121824364860
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  • Record Coolest
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  • Bottom 1/3
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  • Top 1/3
  • Top 1/10
  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2021)
Warmest/Coolest
Since
Record
September 2020
1-Month
63.5°F
(17.5°C)
61.5°F
(16.4°C)
2.0°F
(1.1°C)
100th Coolest Coolest since: 2019 1917
28th Warmest Warmest since: 2018 2015
Aug–Sep 2020
2-Month
68.1°F
(20.1°C)
65.0°F
(18.3°C)
3.1°F
(1.8°C)
117th Coolest Coolest since: 2019 1903
11th Warmest Warmest since: 2018 2018
Jul–Sep 2020
3-Month
70.6°F
(21.4°C)
66.9°F
(19.4°C)
3.7°F
(2.0°C)
124th Coolest Coolest since: 2019 1962
4th Warmest Warmest since: 2018 2018
Ties: 2010
Jun–Sep 2020
4-Month
70.1°F
(21.2°C)
66.5°F
(19.2°C)
3.6°F
(2.0°C)
123rd Coolest Coolest since: 2019 1903
5th Warmest Warmest since: 2018 2016
May–Sep 2020
5-Month
67.4°F
(19.7°C)
64.6°F
(18.1°C)
2.8°F
(1.6°C)
121st Coolest Coolest since: 2019 1903, 1927
7th Warmest Warmest since: 2018 2018
Apr–Sep 2020
6-Month
63.6°F
(17.6°C)
61.5°F
(16.4°C)
2.1°F
(1.2°C)
116th Coolest Coolest since: 2019 1907
12th Warmest Warmest since: 2019 2010
Ties: 1998, 2019
Mar–Sep 2020
7-Month
60.4°F
(15.8°C)
57.8°F
(14.3°C)
2.6°F
(1.5°C)
121st Coolest Coolest since: 2019 1926
7th Warmest Warmest since: 2018 2010
Ties: 2018
Feb–Sep 2020
8-Month
57.1°F
(13.9°C)
53.8°F
(12.1°C)
3.3°F
(1.8°C)
123rd Coolest Coolest since: 2019 1907
5th Warmest Warmest since: 2018 2012
Ties: 1991
Jan–Sep 2020
9-Month
54.5°F
(12.5°C)
50.7°F
(10.4°C)
3.8°F
(2.1°C)
124th Coolest Coolest since: 2019 1904
4th Warmest Warmest since: 2016 2012
Dec 2019–Sep 2020
10-Month
52.2°F
(11.2°C)
48.5°F
(9.2°C)
3.7°F
(2.0°C)
122nd Coolest Coolest since: 2019 1904
5th Warmest Warmest since: 2016 2012
Nov 2019–Sep 2020
11-Month
50.9°F
(10.5°C)
47.8°F
(8.8°C)
3.1°F
(1.7°C)
120th Coolest Coolest since: 2019 1904
7th Warmest Warmest since: 2016 2012
Ties: 1998
Oct 2019–Sep 2020
12-Month
51.1°F
(10.6°C)
48.0°F
(8.9°C)
3.1°F
(1.7°C)
120th Coolest Coolest since: 2019 1904, 1905, 1918
7th Warmest Warmest since: 2016 2012
Apr 2019–Sep 2020
18-Month
55.3°F
(12.9°C)
52.6°F
(11.4°C)
2.7°F
(1.5°C)
121st Coolest Coolest since: 2019 1918
6th Warmest Warmest since: 2017 2012
Oct 2018–Sep 2020
24-Month
50.5°F
(10.3°C)
48.0°F
(8.9°C)
2.5°F
(1.4°C)
117th Coolest Coolest since: 2019 1905
9th Warmest Warmest since: 2019 2017
Ties: 2019
Oct 2017–Sep 2020
36-Month
50.7°F
(10.4°C)
48.0°F
(8.9°C)
2.7°F
(1.5°C)
119th Coolest Coolest since: 2019 1905
6th Warmest Warmest since: 2018 2018
Oct 2016–Sep 2020
48-Month
50.8°F
(10.4°C)
48.0°F
(8.9°C)
2.8°F
(1.5°C)
120th Coolest Coolest since: 2017 1907
4th Warmest Warmest since: 2019 2019
Ties: 2021
Oct 2015–Sep 2020
60-Month
51.2°F
(10.7°C)
48.0°F
(8.9°C)
3.2°F
(1.8°C)
122nd Coolest Coolest since: 2019 1907, 1908
1st Warmest Warmest to Date 2020

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published October 2021, retrieved on October 28, 2021 from https://www.ncdc.noaa.gov/cag/