Hartford Weather in 2018

Historical record of Hartford, Connecticut weather for the year 2018 based on NOAA data.
Jump to Month:
Year:
2018 Hartford Weather Extremes
Highest temperature 98 °F July 1
Lowest temperature -9 °F January 7
Highest daily low 74 °F August 29
Lowest daily high 11 °F January 6
Most daily precipitation 2.2 inches December 21
Most daily snow 10.2 inches January 4
Total annual precipitation 62.8 inches -
Total annual snow 54.4 inches -
Highest Temperatures in Hartford in 2018
Rank Temperature Date
1 98 °F Jul 1
2 96 °F Sep 6
3 95 °F Aug 29
3 95 °F Aug 28
3 95 °F Jul 3
3 95 °F Jul 2
7 94 °F Sep 3
7 94 °F Jul 16
7 94 °F Jul 4
7 94 °F Jun 18
7 94 °F May 3
Lowest Temperatures in Hartford in 2018
Rank Temperature Date
1 -9 °F January 7
2 -7 °F January 2
3 -5 °F January 1
4 -2 °F January 6
5 2 °F January 3
6 4 °F January 18
7 5 °F November 23
8 6 °F January 5
9 9 °F November 22
9 9 °F February 9
9 9 °F February 3
January 2018 Hartford Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
12 -5 0.00 0.0
21 -7 0.00 0.0
25 2 0.00 0.0
27 12 0.68 10.2
20 6 0.00 0.0
11 -2 0.00 0.0
16 -9 0.00 0.0
30 16 0.00 0.0
39 21 0.00 0.0
36 14 0.00 0.0
47 24 0.00 0.0
60 39 1.64 0.0
59 15 0.32 0.0
25 11 0.00 0.0
22 10 0.00 0.0
32 17 0.00 0.0
32 16 0.26 3.0
29 4 0.00 0.0
38 17 0.00 0.0
47 28 0.00 0.0
50 24 0.00 0.0
38 34 0.05 0.0
40 33 0.83 0.0
38 20 0.00 0.0
30 18 0.00 0.0
36 11 0.00 0.0
51 21 0.00 0.0
50 34 0.05 0.0
44 30 0.00 0.0
36 20 0.03 0.5
32 15 0.00 0.0
February 2018 Hartford Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
44 27 0.15 0.2
34 11 0.20 0.2
29 9 0.00 0.0
43 25 0.78 0.0
38 17 0.01 0.0
34 15 0.01 0.3
33 17 0.56 1.6
29 18 0.00 0.1
30 9 0.01 0.0
44 28 0.52 0.0
41 37 0.96 0.0
43 26 0.00 0.0
35 20 0.00 0.0
52 25 0.00 0.0
50 33 0.03 0.0
52 34 0.07 0.0
39 23 0.37 3.3
41 24 0.13 2.0
46 18 0.13 0.0
68 43 0.00 0.0
77 46 0.00 0.0
52 28 0.11 0.6
37 27 0.34 0.0
54 36 0.04 0.0
41 36 0.71 0.0
52 34 0.00 0.0
56 33 0.00 0.0
59 34 0.00 0.0
March 2018 Hartford Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
60 33 0.01 0.0
43 35 1.22 0.0
49 37 0.00 0.0
43 32 0.09 0.3
45 32 0.02 0.2
47 26 0.00 0.0
37 30 0.60 6.7
39 31 0.10 2.0
38 23 0.00 0.0
39 29 0.00 0.0
44 28 0.00 0.0
44 22 0.00 0.0
36 29 0.53 7.1
39 28 0.01 0.2
44 31 0.00 0.0
39 27 0.00 0.0
46 22 0.00 0.0
36 17 0.00 0.0
40 21 0.00 0.0
41 20 0.00 0.0
39 31 0.00 0.0
53 33 0.00 0.1
51 30 0.00 0.0
50 29 0.00 0.0
45 24 0.00 0.0
50 23 0.00 0.0
49 20 0.00 0.0
58 37 0.02 0.0
54 37 0.00 0.0
57 39 0.05 0.0
60 36 0.00 0.0
April 2018 Hartford Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
57 32 0.00 0.0
42 29 0.28 4.9
43 26 0.46 0.0
53 37 0.15 0.0
43 26 0.00 0.0
41 21 0.21 1.3
46 30 0.04 0.0
46 26 0.00 0.0
47 23 0.00 0.0
43 29 0.10 0.3
53 23 0.00 0.0
59 30 0.04 0.0
73 46 0.00 0.0
71 40 0.00 0.0
40 31 0.38 0.5
44 31 2.15 0.6
50 34 0.02 0.0
53 32 0.00 0.0
47 33 0.14 0.0
53 31 0.00 0.0
61 32 0.00 0.0
65 34 0.00 0.0
68 30 0.00 0.0
69 36 0.00 0.0
58 47 1.16 0.0
67 47 0.06 0.0
56 44 0.25 0.0
73 46 0.00 0.0
55 40 0.09 0.0
54 41 0.02 0.0
May 2018 Hartford Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
77 41 0.00 0.0
92 51 0.00 0.0
94 62 0.00 0.0
85 68 0.00 0.0
76 55 0.00 0.0
63 55 0.13 0.0
75 49 0.00 0.0
77 47 0.00 0.0
81 45 0.00 0.0
73 53 0.00 0.0
72 51 0.00 0.0
53 47 0.15 0.0
58 45 0.00 0.0
75 50 0.00 0.0
85 56 1.26 0.0
68 53 0.04 0.0
75 57 0.01 0.0
69 46 0.00 0.0
57 44 0.45 0.0
80 55 0.02 0.0
79 50 0.00 0.0
64 51 0.05 0.0
85 55 0.00 0.0
82 52 0.00 0.0
89 52 0.00 0.0
92 62 0.00 0.0
71 50 0.36 0.0
69 50 0.00 0.0
90 60 0.00 0.0
85 59 0.00 0.0
79 50 0.01 0.0
June 2018 Hartford Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
81 65 0.01 0.0
88 68 0.00 0.0
74 51 0.00 0.0
59 48 0.37 0.0
73 49 0.18 0.0
71 46 0.00 0.0
72 52 0.00 0.0
84 55 0.00 0.0
80 57 0.00 0.0
72 57 0.00 0.0
76 53 0.00 0.0
80 49 0.00 0.0
73 56 0.02 0.0
82 60 0.00 0.0
72 53 0.01 0.0
87 48 0.00 0.0
92 55 0.00 0.0
94 64 0.49 0.0
85 61 0.01 0.0
83 54 0.00 0.0
86 59 0.00 0.0
81 55 0.00 0.0
65 58 0.05 0.0
81 58 1.37 0.0
78 56 0.00 0.0
80 47 0.00 0.0
77 60 0.30 0.0
83 65 1.22 0.0
90 64 0.00 0.0
93 65 0.00 0.0
July 2018 Hartford Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
98 68 0.00 0.0
95 73 0.00 0.0
95 73 0.02 0.0
94 74 0.00 0.0
92 74 0.00 0.0
86 62 0.27 0.0
80 52 0.00 0.0
85 52 0.00 0.0
91 60 0.00 0.0
93 63 0.00 0.0
86 65 0.00 0.0
84 57 0.00 0.0
87 59 0.00 0.0
86 63 0.00 0.0
90 70 0.02 0.0
94 68 0.08 0.0
91 71 2.14 0.0
84 59 0.00 0.0
83 55 0.00 0.0
85 55 0.00 0.0
82 57 0.00 0.0
84 65 1.70 0.0
83 73 0.41 0.0
88 74 0.05 0.0
80 73 0.59 0.0
86 72 1.03 0.0
90 69 0.08 0.0
88 66 0.00 0.0
83 66 0.00 0.0
82 59 0.00 0.0
86 60 0.00 0.0
August 2018 Hartford Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
83 68 0.10 0.0
92 73 1.17 0.0
88 72 0.05 0.0
83 70 1.00 0.0
91 65 0.00 0.0
93 67 0.00 0.0
93 71 2.11 0.0
91 70 0.32 0.0
90 68 0.03 0.0
86 65 0.05 0.0
72 66 0.19 0.0
83 67 0.46 0.0
75 70 0.62 0.0
86 69 0.60 0.0
89 67 0.00 0.0
90 70 0.00 0.0
89 68 0.43 0.0
86 68 1.72 0.0
80 64 0.02 0.0
80 61 0.00 0.0
79 57 0.00 0.0
84 67 0.23 0.0
79 59 0.00 0.0
86 54 0.00 0.0
81 59 0.00 0.0
84 55 0.00 0.0
88 67 0.00 0.0
95 72 0.00 0.0
95 74 0.00 0.0
88 67 0.00 0.0
76 63 0.00 0.0
September 2018 Hartford Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
80 58 0.00 0.0
85 60 0.00 0.0
94 71 0.00 0.0
91 68 0.00 0.0
92 66 0.00 0.0
96 71 0.27 0.0
72 64 0.00 0.0
68 53 0.00 0.0
62 51 0.00 0.0
61 52 1.47 0.0
75 57 0.07 0.0
73 65 0.63 0.0
75 65 0.27 0.0
75 64 0.00 0.0
84 64 0.00 0.0
87 61 0.00 0.0
83 66 0.01 0.0
77 65 0.95 0.0
78 63 0.00 0.0
73 60 0.00 0.0
73 61 0.00 0.0
71 52 0.04 0.0
62 49 0.00 0.0
60 45 0.00 0.0
59 49 1.93 0.0
82 59 0.29 0.0
74 55 0.00 0.0
62 53 0.40 0.0
74 48 0.00 0.0
69 43 0.00 0.0
October 2018 Hartford Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
71 51 0.16 0.0
61 56 1.00 0.0
75 57 0.01 0.0
77 58 0.00 0.0
66 50 0.00 0.0
63 52 0.00 0.0
82 62 0.00 0.0
64 57 0.00 0.0
80 58 0.00 0.0
85 66 0.00 0.0
78 66 0.78 0.0
66 46 0.00 0.0
55 39 0.17 0.0
60 37 0.00 0.0
65 39 0.27 0.0
58 43 0.00 0.0
64 37 0.00 0.0
47 32 0.00 0.0
62 31 0.00 0.0
64 45 0.00 0.0
48 30 0.01 0.0
50 27 0.00 0.0
62 35 0.01 0.0
52 38 0.00 0.0
49 29 0.00 0.0
47 26 0.00 0.0
47 38 1.34 0.0
51 39 0.05 0.0
56 40 0.22 0.0
50 31 0.00 0.0
62 27 0.00 0.0
November 2018 Hartford Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
69 51 0.00 0.0
68 52 1.36 0.0
60 45 1.23 0.0
56 33 0.00 0.0
47 37 0.31 0.0
55 45 0.54 0.0
64 42 0.00 0.0
54 33 0.00 0.0
45 27 0.72 0.0
49 31 0.06 0.0
45 27 0.00 0.0
50 23 0.00 0.0
44 37 1.18 0.0
37 25 0.00 0.0
30 22 0.72 7.6
42 28 0.33 0.3
45 32 0.00 0.0
41 33 0.00 0.0
38 32 0.13 0.0
38 31 0.19 0.0
43 20 0.00 0.1
21 9 0.00 0.0
33 5 0.00 0.0
41 21 0.18 0.0
51 37 0.22 0.0
46 36 0.84 0.0
45 33 0.24 0.0
41 32 0.00 0.0
43 30 0.00 0.0
37 24 0.00 0.0
December 2018 Hartford Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
43 23 0.03 0.0
43 34 0.80 0.0
57 37 0.01 0.0
38 23 0.00 0.0
34 16 0.00 0.0
39 19 0.00 0.0
35 19 0.00 0.0
32 13 0.00 0.0
35 16 0.00 0.0
38 16 0.00 0.0
35 12 0.00 0.0
39 20 0.00 0.0
27 20 0.01 0.2
42 26 0.00 0.0
49 38 0.02 0.0
39 34 0.52 0.0
43 34 0.04 0.0
34 20 0.00 0.0
41 17 0.00 0.0
46 20 0.10 0.0
63 36 2.22 0.0
55 36 0.04 0.0
39 26 0.00 0.0
40 28 0.01 0.0
38 24 0.00 0.0
40 20 0.00 0.0
37 29 0.00 0.0
54 31 0.44 0.0
53 29 0.00 0.0
38 25 0.00 0.0
42 26 0.72 0.0
Weather Station Details
Years Station Coordinates
1949–2024 Hartford International Airport location
1920–1948 Hartford Brainard Field location