Hartford, CT: records

4 October 2026: The hottest day on record in Hartford, CT: 103°F on Friday 22 July 2011.

The record begins: 1905

All-time records

Hottest day: 103°F; 22 July 2011
Coldest night: -26°F; 22 January 1961
Wettest day: 7.70 in; 19 August 1955
Warmest night: 80°F; 31 July 1917
Coldest day: -1°F; 30 December 1917

Daily records by decade

New daily records set in Hartford, CT by decade since the 1930s: the most record highs, 116, came in the 1940s; the most record lows, 152, in the 1940s.

Record highs
Record lows

Every decade as a table

Decade	Record highs	Record lows	Years in the record
1900s	0	0	5
1910s	0	0	10
1920s	0	0	10
1930s	58	50	10
1940s	116	152	10
1950s	72	114	10
1960s	68	117	10
1970s	73	66	10
1980s	44	57	10
1990s	53	16	10
2000s	40	21	10
2010s	40	15	10
2020s	37	3	7

Records by month

Month	Highest	Lowest	Wettest day
January	72°F 6 January 2007	-26°F 22 January 1961	2.45 in 24 January 2019
February	77°F 21 February 2018	-24°F 16 February 1943	3.04 in 25 February 1916
March	89°F 31 March 1998	-6°F 7 March 2003, 19 March 1967	2.80 in 28 March 1932
April	96°F 14 April 2023, 19 April 1976	9°F 1 April 1970	3.57 in 14 April 1909
May	99°F 26 May 2010, 20 May 1996	28°F 1 May 2008, 7 May 2001, 4 May 1985 and 2 more	4.81 in 24 May 1989
June	100°F 30 June 1964, 26 June 1952	37°F 1 June 2020, 3 June 1986, 6 June 1964	5.88 in 5 June 1982
July	103°F 22 July 2011	44°F 2 July 1962	3.32 in 15 July 2005
August	102°F 9 August 2001	36°F 31 August 1965	7.70 in 19 August 1955
September	101°F 2 September 1953	30°F 29 September 2000, 20 September 1979, 27 September 1978 and 6 more	6.10 in 20 September 1938
October	91°F 7 October 1963, 2 October 1927	17°F 18 October 1978	5.26 in 14 October 2005
November	84°F 6 November 2024, 1 November 2024	1°F 24 November 1989	3.34 in 28 November 1937
December	76°F 7 December 1998	-18°F 30 December 1917	3.34 in 12 December 2010

Streaks, months and years

Longest heat streak	10 days	21 July to 30 July 2016	A high of 90°F or above
Longest cold streak	19 days	12 December to 30 December 1989	A high of 32°F or below
Wettest month	21.87 in	August 1955
Driest month	0.18 in	October 1924
Wettest year	69.23 in	2011
Driest year	29.45 in	1965

Every record in words

The coldest night on record in Hartford, CT: a low of -26°F on Sunday 22 January 1961.
The wettest day on record in Hartford, CT: 7.70 in on Friday 19 August 1955.
The warmest night on record in Hartford, CT: a low of 80°F on Tuesday 31 July 1917.
The coldest day on record in Hartford, CT: a high of -1°F on Sunday 30 December 1917.
The longest run of days with a high of 90°F or above in Hartford, CT: 10 days, from Thursday 21 July to Saturday 30 July 2016.
The longest run of days with a high of 32°F or below in Hartford, CT: 19 days, from Tuesday 12 December to Saturday 30 December 1989.
The wettest month on record in Hartford, CT: August 1955, with 21.87 in of precipitation.
The driest month on record in Hartford, CT: October 1924, with 0.18 in of precipitation.
The wettest year on record in Hartford, CT: 2011, with 69.23 in of precipitation.
The driest year on record in Hartford, CT: 1965, with 29.45 in of precipitation.

Hartford, CT the day's answers