East Haven Weather Information
East Haven historical weather data by month.
Chance Of Sunshine
ANNUAL CHANCE OF SUNSHINE 32.4%
Annual chance of sunshine: 32.4%
Month
% Sunny
Clear Days
Partly Cloudy Days
Cloudy Days
January
34.38%
5
6
21
February
32.14%
4
5
19
March
30.00%
4
5
21
April
33.33%
4
6
20
May
33.33%
3
7
20
June
30.00%
2
7
21
July
29.03%
1
8
22
August
35.48%
3
8
20
September
36.67%
4
7
19
October
38.71%
6
6
19
November
26.67%
3
5
22
December
29.03%
4
5
22
Temperature
JULY HIGH 79.5° - JANUARY LOW -1.3°
Month
Average
Max Average
Min Average
January
11.1°
23.5°
-1.3°
February
13.5°
27.5°
-0.6°
March
24.8°
37.9°
11.6°
April
38.6°
51.3°
25.8°
May
51.6°
66.4°
36.7°
June
60.7°
75.1°
46.2°
July
65.2°
79.5°
50.9°
August
63.1°
77.2°
49°
September
54.1°
67.4°
40.7°
October
42.2°
53.9°
30.5°
November
31.4°
40.5°
22.2°
December
17.7°
28.2°
7.2°
Rainfall
Average Annual Rainfall 42.31 inches
Month
Average Rainfall
January
3.14 Inches
February
2.24 Inches
March
2.85 Inches
April
2.81 Inches
May
3.7 Inches
June
4.22 Inches
July
4.43 Inches
August
4.76 Inches
September
3.89 Inches
October
3.54 Inches
November
3.45 Inches
December
3.28 Inches
Sum Of Heating & Cooling Degree Days
Potential Demand For Energy
Month
Heating Degree Days
Cooling Degree Days
January
1672
0
February
1445
0
March
1247
0
April
793
0
May
419
2
June
148
18
July
59
65
August
99
39
September
331
2
October
706
0
November
1009
0
December
1466
0