Hartford Weather in 2021

Historical record of Hartford, Connecticut weather for the year 2021 based on NOAA data.
Jump to Month:
Year:
2021 Hartford Weather Extremes
Highest temperature 99 °F June 29
Lowest temperature 1 °F January 31
Highest daily low 74 °F June 29
Lowest daily high 18 °F January 29
Most daily precipitation 4.1 inches September 1
Most daily snow 11.7 inches February 1
Total annual precipitation 54.9 inches -
Total annual snow 30.1 inches -
Highest Temperatures in Hartford in 2021
Rank Temperature Date
1 99 °F Jun 29
2 98 °F Jun 30
3 95 °F Aug 13
3 95 °F Aug 12
3 95 °F Jun 28
3 95 °F Jun 7
7 94 °F Aug 26
7 94 °F Jun 6
9 93 °F Aug 11
9 93 °F Jul 16
9 93 °F Jul 7
9 93 °F Jul 6
Lowest Temperatures in Hartford in 2021
Rank Temperature Date
1 1 °F January 31
1 1 °F January 30
3 6 °F January 29
4 7 °F February 10
5 8 °F February 12
6 13 °F March 2
6 13 °F February 8
8 14 °F January 28
8 14 °F January 25
8 14 °F January 24
January 2021 Hartford Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
36 22 0.18 0.0
48 29 0.21 0.0
33 24 0.12 1.7
40 27 0.01 0.4
41 30 0.00 0.0
38 32 0.00 0.0
41 28 0.00 0.0
42 20 0.00 0.0
36 21 0.00 0.0
42 22 0.00 0.0
31 16 0.00 0.0
39 16 0.00 0.0
38 23 0.00 0.0
38 30 0.04 0.1
41 29 0.00 0.0
45 33 1.62 0.0
43 32 0.00 0.0
45 29 0.00 0.0
42 23 0.00 0.0
40 20 0.00 0.0
35 17 0.00 0.0
45 21 0.00 0.0
33 16 0.00 0.0
28 14 0.00 0.0
37 14 0.00 0.0
30 23 0.20 1.8
34 27 0.05 1.0
31 14 0.00 0.0
18 6 0.00 0.0
24 1 0.00 0.0
21 1 0.00 0.0
February 2021 Hartford Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
31 19 1.23 11.7
34 30 0.05 0.4
36 28 0.00 0.0
39 21 0.00 0.0
40 18 0.01 0.0
42 20 0.00 0.0
31 21 0.26 3.0
30 13 0.00 0.0
25 19 0.17 2.0
31 7 0.00 0.0
31 18 0.01 0.1
25 8 0.00 0.0
27 15 0.00 0.1
35 26 0.00 0.0
31 29 0.02 0.0
44 29 0.76 0.0
31 20 0.00 0.0
26 21 0.07 0.6
30 24 0.11 2.2
33 20 0.00 0.0
35 16 0.00 0.0
38 15 0.35 0.3
42 31 0.00 0.0
48 31 0.00 0.0
46 31 0.00 0.0
43 25 0.00 0.0
40 28 0.27 0.4
42 30 0.04 0.0
March 2021 Hartford Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
44 24 0.26 0.0
29 13 0.00 0.0
49 21 0.00 0.0
41 24 0.00 0.0
36 20 0.00 0.0
34 21 0.00 0.0
38 18 0.00 0.0
42 17 0.00 0.0
60 31 0.00 0.0
57 25 0.00 0.0
70 35 0.00 0.0
64 43 0.00 0.0
45 27 0.00 0.0
49 24 0.00 0.0
33 17 0.00 0.0
37 15 0.00 0.0
48 28 0.01 0.1
45 39 0.73 0.0
44 26 0.00 0.0
59 22 0.00 0.0
65 26 0.00 0.0
65 28 0.00 0.0
69 28 0.00 0.0
64 34 0.11 0.0
75 51 0.16 0.0
77 52 0.06 0.0
66 43 0.00 0.0
53 43 0.92 0.0
52 33 0.00 0.0
61 28 0.00 0.0
65 42 0.25 0.0
April 2021 Hartford Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
56 34 0.07 0.0
35 27 0.00 0.0
53 25 0.00 0.0
61 25 0.00 0.0
65 41 0.00 0.0
69 40 0.00 0.0
71 38 0.00 0.0
74 39 0.00 0.0
71 40 0.00 0.0
76 48 0.00 0.0
65 47 0.01 0.0
54 39 0.00 0.0
68 40 0.00 0.0
71 46 0.00 0.0
50 37 1.45 0.0
43 34 0.69 0.0
55 41 0.00 0.0
66 42 0.00 0.0
67 44 0.00 0.0
74 37 0.00 0.0
69 34 0.13 0.0
49 32 0.00 0.0
62 35 0.00 0.0
73 40 0.00 0.0
59 47 0.17 0.0
57 40 0.00 0.0
74 39 0.00 0.0
78 47 0.03 0.0
65 53 0.21 0.0
66 44 0.00 0.0
May 2021 Hartford Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
62 40 0.00 0.0
80 48 0.08 0.0
71 52 0.25 0.0
61 51 0.80 0.0
57 50 0.28 0.0
66 47 0.00 0.0
65 41 0.00 0.0
60 44 0.00 0.0
65 43 0.30 0.0
63 46 0.63 0.0
66 46 0.00 0.0
68 43 0.00 0.0
71 38 0.00 0.0
77 39 0.00 0.0
79 48 0.00 0.0
76 53 0.00 0.0
78 45 0.00 0.0
83 47 0.00 0.0
86 53 0.00 0.0
81 49 0.00 0.0
84 53 0.00 0.0
90 56 0.00 0.0
87 58 0.03 0.0
71 50 0.00 0.0
77 50 0.00 0.0
90 60 0.49 0.0
78 56 0.04 0.0
62 45 1.22 0.0
49 44 0.67 0.0
50 46 0.96 0.0
64 47 0.08 0.0
June 2021 Hartford Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
79 43 0.00 0.0
82 50 0.00 0.0
70 57 0.00 0.0
80 63 0.01 0.0
92 61 0.00 0.0
94 63 0.00 0.0
95 68 0.00 0.0
92 71 0.59 0.0
90 70 0.00 0.0
82 58 0.00 0.0
77 55 0.00 0.0
76 59 0.08 0.0
83 57 0.00 0.0
68 60 1.05 0.0
81 61 0.00 0.0
76 57 0.00 0.0
77 47 0.00 0.0
85 49 0.00 0.0
88 68 0.00 0.0
87 66 0.00 0.0
85 70 0.01 0.0
74 58 0.16 0.0
75 50 0.00 0.0
79 48 0.00 0.0
77 58 0.00 0.0
85 65 0.00 0.0
90 71 0.00 0.0
95 72 0.00 0.0
99 74 0.33 0.0
98 73 0.51 0.0
July 2021 Hartford Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
78 69 0.25 0.0
72 57 2.38 0.0
62 56 0.16 0.0
76 56 0.13 0.0
77 58 0.00 0.0
93 67 1.15 0.0
93 67 0.61 0.0
71 66 0.99 0.0
84 67 1.18 0.0
81 67 0.00 0.0
80 65 0.03 0.0
74 64 0.80 0.0
72 66 0.04 0.0
88 69 0.51 0.0
89 67 0.00 0.0
93 73 0.09 0.0
91 70 0.19 0.0
84 69 1.16 0.0
79 68 0.04 0.0
87 65 0.00 0.0
82 65 0.00 0.0
83 58 0.00 0.0
83 62 0.00 0.0
84 58 0.00 0.0
80 67 0.16 0.0
88 66 0.00 0.0
91 63 0.08 0.0
82 65 0.00 0.0
78 66 0.20 0.0
83 60 0.00 0.0
77 52 0.00 0.0
August 2021 Hartford Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
81 53 0.07 0.0
82 61 0.00 0.0
78 53 0.00 0.0
77 58 0.00 0.0
77 65 0.00 0.0
90 65 0.00 0.0
86 67 0.00 0.0
86 71 0.00 0.0
83 68 0.00 0.0
80 68 0.00 0.0
93 73 0.00 0.0
95 71 0.43 0.0
95 71 0.28 0.0
90 67 0.02 0.0
81 59 0.00 0.0
82 58 0.00 0.0
82 62 0.00 0.0
84 68 0.00 0.0
84 71 3.46 0.0
83 71 0.02 0.0
87 70 0.00 0.0
74 68 3.20 0.0
74 67 1.30 0.0
89 67 0.00 0.0
91 66 0.00 0.0
94 68 0.00 0.0
92 71 0.00 0.0
74 62 0.02 0.0
72 62 0.00 0.0
86 70 0.00 0.0
83 64 0.00 0.0
September 2021 Hartford Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
68 58 4.07 0.0
75 56 1.20 0.0
75 51 0.00 0.0
78 51 0.00 0.0
70 57 0.05 0.0
84 59 0.00 0.0
79 54 0.00 0.0
84 59 0.00 0.0
74 64 0.15 0.0
75 55 0.00 0.0
78 50 0.00 0.0
82 59 0.00 0.0
80 61 0.00 0.0
77 56 0.00 0.0
86 67 0.00 0.0
76 64 0.04 0.0
74 64 0.00 0.0
82 64 0.00 0.0
75 54 0.00 0.0
77 51 0.00 0.0
75 49 0.00 0.0
78 63 0.15 0.0
83 68 0.00 0.0
75 54 0.70 0.0
76 48 0.00 0.0
72 52 0.00 0.0
76 49 0.00 0.0
67 54 0.45 0.0
67 47 0.00 0.0
64 44 0.00 0.0
October 2021 Hartford Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
68 40 0.00 0.0
76 44 0.00 0.0
71 52 0.14 0.0
61 55 1.81 0.0
60 52 0.01 0.0
73 49 0.00 0.0
73 48 0.00 0.0
74 52 0.00 0.0
66 55 0.00 0.0
65 53 0.00 0.0
72 53 0.00 0.0
73 50 0.00 0.0
68 49 0.00 0.0
78 52 0.00 0.0
79 54 0.00 0.0
76 56 0.33 0.0
63 50 0.02 0.0
59 42 0.00 0.0
66 40 0.00 0.0
77 50 0.00 0.0
76 51 0.00 0.0
71 51 0.00 0.0
61 39 0.00 0.0
60 36 0.07 0.0
52 49 0.38 0.0
59 48 0.99 0.0
54 49 0.01 0.0
57 35 0.00 0.0
54 34 0.01 0.0
61 46 0.61 0.0
68 52 0.29 0.0
November 2021 Hartford Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
60 39 0.00 0.0
57 40 0.00 0.0
53 33 0.00 0.0
49 27 0.00 0.0
52 28 0.00 0.0
52 24 0.00 0.0
56 24 0.00 0.0
64 29 0.00 0.0
70 32 0.00 0.0
63 38 0.00 0.0
58 28 0.00 0.0
66 38 1.12 0.0
62 32 0.38 0.0
50 33 0.03 0.0
50 34 0.00 0.0
49 34 0.00 0.0
50 27 0.00 0.0
69 44 0.09 0.0
47 32 0.09 0.0
47 26 0.00 0.0
56 31 0.03 0.0
54 32 0.02 0.0
41 26 0.00 0.0
46 22 0.00 0.0
52 27 0.00 0.0
43 35 0.19 0.0
40 27 0.00 0.0
34 29 0.00 0.0
41 27 0.00 0.0
39 21 0.00 0.0
December 2021 Hartford Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
48 30 0.00 0.0
58 32 0.09 0.0
45 28 0.00 0.0
41 24 0.00 0.0
46 30 0.00 0.0
58 38 0.30 0.0
43 27 0.00 0.0
36 28 0.18 1.9
35 26 0.00 0.2
40 29 0.00 0.0
62 31 0.49 0.0
52 35 0.00 0.0
54 35 0.00 0.0
54 26 0.00 0.0
44 26 0.13 0.0
63 41 0.00 0.0
61 40 0.00 0.0
41 35 0.58 0.0
38 22 0.10 0.0
34 17 0.00 0.0
44 25 0.00 0.0
47 31 0.21 0.0
33 22 0.00 0.0
27 22 0.13 2.1
35 26 0.32 0.0
45 34 0.16 0.0
53 27 0.01 0.0
49 31 0.05 0.0
40 35 0.06 0.0
45 38 0.11 0.0
49 42 0.03 0.0
Weather Station Details
Years Station Coordinates
1949–2024 Hartford International Airport location
1920–1948 Hartford Brainard Field location