CLIMATE CHARTS
Groton New London Ap, Connecticut
Latitude: 41.3275 Longitude: -72.0494
Elevation: 9.8 feet (3.0 meters)
Monthly Data Table for Groton New London Ap, Connecticut
Imperial Units
Statistic |
Units |
Jan |
Feb |
Mar |
Apr |
May |
Jun |
Jul |
Aug |
Sep |
Oct |
Nov |
Dec |
Maximum Temperature |
°F |
37.5 |
40.0 |
46.5 |
55.4 |
64.5 |
73.3 |
78.2 |
78.4 |
72.3 |
61.5 |
53.0 |
42.4 |
Minimum Temperature |
°F |
21.6 |
23.9 |
29.1 |
38.7 |
47.6 |
57.6 |
62.9 |
62.3 |
55.1 |
43.9 |
35.9 |
27.0 |
Heating Degree Days |
°F |
1099 |
925 |
843 |
539 |
282 |
59 |
4 |
8 |
94 |
385 |
616 |
939 |
Cooling Degree Days |
°F |
0 |
0 |
0 |
1 |
5 |
73 |
176 |
174 |
55 |
4 |
0 |
0 |
Precipitation |
in. |
3.27 |
2.86 |
4.16 |
4.41 |
3.85 |
4.11 |
3.77 |
4.16 |
4.00 |
3.86 |
4.31 |
3.73 |
Metric Units
Statistic |
Units |
Jan |
Feb |
Mar |
Apr |
May |
Jun |
Jul |
Aug |
Sep |
Oct |
Nov |
Dec |
Maximum Temperature |
°C |
3.1 |
4.4 |
8.1 |
13.0 |
18.1 |
22.9 |
25.7 |
25.8 |
22.4 |
16.4 |
11.7 |
5.8 |
Minimum Temperature |
°C |
-5.8 |
-4.5 |
-1.6 |
3.7 |
8.7 |
14.2 |
17.2 |
16.8 |
12.8 |
6.6 |
2.2 |
-2.8 |
Heating Degree Days |
°C |
611 |
514 |
468 |
299 |
157 |
33 |
2 |
4 |
52 |
214 |
342 |
522 |
Cooling Degree Days |
°C |
0 |
0 |
0 |
1 |
3 |
41 |
98 |
97 |
31 |
2 |
0 |
0 |
Precipitation |
cm. |
8.31 |
7.26 |
10.57 |
11.20 |
9.78 |
10.44 |
9.58 |
10.57 |
10.16 |
9.80 |
10.95 |
9.47 |