CLIMATE CHARTS
Lewes, Delaware
Latitude: 38.7756 Longitude: -75.1389
Elevation: 15.1 feet (4.6 meters)
Monthly Data Table for Lewes, Delaware
Imperial Units
Statistic |
Units |
Jan |
Feb |
Mar |
Apr |
May |
Jun |
Jul |
Aug |
Sep |
Oct |
Nov |
Dec |
Maximum Temperature |
°F |
45.0 |
47.4 |
55.0 |
65.2 |
74.4 |
82.9 |
86.9 |
85.0 |
78.9 |
68.9 |
59.2 |
49.2 |
Minimum Temperature |
°F |
29.7 |
31.3 |
37.4 |
45.8 |
55.1 |
64.9 |
69.8 |
68.8 |
62.8 |
51.5 |
42.6 |
33.8 |
Heating Degree Days |
°F |
857 |
718 |
586 |
306 |
101 |
11 |
1 |
0 |
21 |
186 |
428 |
729 |
Cooling Degree Days |
°F |
0 |
0 |
4 |
21 |
94 |
277 |
414 |
369 |
196 |
37 |
5 |
0 |
Precipitation |
in. |
3.62 |
3.12 |
4.40 |
3.59 |
3.72 |
3.39 |
4.78 |
4.73 |
4.04 |
3.94 |
3.66 |
3.85 |
Metric Units
Statistic |
Units |
Jan |
Feb |
Mar |
Apr |
May |
Jun |
Jul |
Aug |
Sep |
Oct |
Nov |
Dec |
Maximum Temperature |
°C |
7.2 |
8.6 |
12.8 |
18.4 |
23.6 |
28.3 |
30.5 |
29.4 |
26.1 |
20.5 |
15.1 |
9.6 |
Minimum Temperature |
°C |
-1.3 |
-0.4 |
3.0 |
7.7 |
12.8 |
18.3 |
21.0 |
20.4 |
17.1 |
10.8 |
5.9 |
1.0 |
Heating Degree Days |
°C |
476 |
399 |
326 |
170 |
56 |
6 |
1 |
0 |
12 |
103 |
238 |
405 |
Cooling Degree Days |
°C |
0 |
0 |
2 |
12 |
52 |
154 |
230 |
205 |
109 |
21 |
3 |
0 |
Precipitation |
cm. |
9.19 |
7.92 |
11.18 |
9.12 |
9.45 |
8.61 |
12.14 |
12.01 |
10.26 |
10.01 |
9.30 |
9.78 |