Hartford CT Temperature Averages by Decade

Summarized here are the temperatures extending over seven decades at Hartford, Connecticut. Listed for every decade from the 1950s to the 2010s are averages for maximum and minimum daily temperatures in degrees Fahrenheit and Celsius. That's followed with information on the number of hot and cold days.

Each decade covers a standard 10-year range. For instance the 1990s includes weather measurements from Jan 1, 1990 to Dec 31, 1999. All the temperature data were collected at Bradley International Airport near Hartford.

High Temperature for Each Decade

Average daily maximum temperature at Hartford
High °F	Decade	High °C
61.9	2010s	16.6
60.6	2000s	15.9
61.0	1990s	16.1
60.2	1980s	15.7
60.3	1970s	15.7
59.8	1960s	15.5
59.9	1950s	15.5

Low Temperature for Each Decade

Average daily minimum temperature at Hartford
Low °F	Decade	Low °C
41.6	2010s	5.3
40.6	2000s	4.8
40.7	1990s	4.8
39.4	1980s	4.1
39.9	1970s	4.4
38.8	1960s	3.8
39.6	1950s	4.2

Hot Days per Decade

Total days per year on average when the temperature in Hartford reached at least 70 or 90 °F
Decade	70 °F 21 °C	90 °F 32 °C
2010s	153	23
2000s	143	17
1990s	143	16
1980s	141	17
1970s	147	22
1960s	143	20
1950s	134	15

Cold Days per Decade

Total days per year on average when the temperature in Hartford dropped to 0 or 32 °F or lower
Decade	0 °F -18 °C	32 °F 0 °C
2010s	4	124
2000s	4	129
1990s	3	126
1980s	6	135
1970s	5	134
1960s	7	138
1950s	5	134

Hartford - Temperature Averages by Decade

High Temperature for Each Decade

Low Temperature for Each Decade

Hot Days per Decade

Cold Days per Decade

Reference

More on Temperatures in Hartford