Hartford Weather History (CT)
Summary
Temp.
(ºF)
Relative Humidity
(Percentage)
Extreme Temp.
(Days Per Month)
Rain
(Inches)
Cloudiness
(Days Per Month)
Average
A.M.
P.M.
Below
32º
Above
90º
Average
Clear
Partly
Cloudy
Cloudy
January
24.6
72%
56%
28
0
3.4
8
8
15
February
27.5
72%
54%
25
0
3.2
7
8
14
March
37.5
72%
50%
21
0
3.6
7
8
16
April
48.7
69%
45%
8
N/A
3.9
6
9
15
May
59.6
73%
48%
1
1
4.1
6
10
16
June
68.5
77%
51%
0
4
3.8
6
10
14
July
73.7
79%
51%
0
7
3.2
6
12
13
August
71.6
83%
53%
0
4
3.7
7
11
13
September
63.3
86%
55%
N/A
1
3.8
8
9
13
October
52.2
84%
52%
6
N/A
3.6
9
9
13
November
41.9
79%
56%
16
0
4.0
6
8
16
December
29.5
76%
59%
27
0
3.9
7
7
17
Annual
49.9
77%
52%
133
18
44.1
82
108
175
Average Temperature (ºF)
Jan.
Feb.
Mar.
Apr.
May.
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
24.6
27.5
37.5
48.7
59.6
68.5
73.7
71.6
63.3
52.2
41.9
29.5
Relative Humidity (Percentage)
Morning
Jan.
Feb.
Mar.
Apr.
May.
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
72%
72%
72%
69%
73%
77%
79%
83%
86%
84%
79%
76%
Afternoon
56%
54%
50%
45%
48%
51%
51%
53%
55%
52%
56%
59%
Rain (Inches)
Jan.
Feb.
Mar.
Apr.
May.
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
3.4
3.2
3.6
3.9
4.1
3.8
3.2
3.7
3.8
3.6
4.0
3.9
Cloudiness (Days Per Month)
January
February
March
Clear
8 Days
7 Days
7 Days
Partly Cloudy
8 Days
8 Days
8 Days
Cloudy
15 Days
16 Days
16 Days
April
May
June
Clear
6 Days
6 Days
6 Days
Partly Cloudy
9 Days
10 Days
10 Days
Cloudy
15 Days
16 Days
14 Days
July
August
September
Clear
6 Days
7 Days
8 Days
Partly Cloudy
12 Days
11 Days
9 Days
Cloudy
13 Days
13 Days
13 Days
October
November
December
Clear
9 Days
6 Days
7 Days
Partly Cloudy
9 Days
8 Days
7 Days
Cloudy
13 Days
16 Days
17 Days
Clear
Partly Cloudy
Cloudy
Days Per Year
82
108
175
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