Lewes, Delaware
ID: USC00075320 Latitude: 38.7842 Longitude: -75.1581
Elevation: 9.8 feet ( 3.0 meters)
Source: NOAA Climate Normals 1991-2020
Precipitation Total: 47.28 in., 18.61 cm.
Monthly Data Table for Lewes, Delaware
Monthly Data from NOAA Monthly Normals 2006-2020
Imperial Units
Statistic |
Units |
Jan |
Feb |
Mar |
Apr |
May |
Jun |
Jul |
Aug |
Sep |
Oct |
Nov |
Dec |
Maximum Temperature |
°F |
46.7 |
48.4 |
55.1 |
65.5 |
74.4 |
83.1 |
87.8 |
85.2 |
79.5 |
69.2 |
58.5 |
51.3 |
Minimum Temperature |
°F |
30.2 |
31.0 |
37.3 |
46.6 |
56.7 |
66.1 |
71.2 |
69.5 |
64.8 |
53.0 |
41.7 |
35.1 |
Heating Degree Days |
°F |
822.6 |
708.2 |
583.4 |
286.8 |
76.0 |
4.3 |
0.0 |
0.3 |
5.6 |
167.2 |
447.3 |
675.8 |
Cooling Degree Days |
°F |
0.0 |
0.0 |
0.8 |
18.4 |
93.1 |
292.1 |
449.2 |
383.1 |
219.8 |
46.5 |
0.5 |
0.0 |
Precipitation |
I |
3.1 |
3.5 |
3.5 |
3.8 |
3.8 |
4.6 |
4.4 |
5.1 |
4.5 |
5.1 |
3.4 |
4.4 |
Metric Units
Statistic |
Units |
Jan |
Feb |
Mar |
Apr |
May |
Jun |
Jul |
Aug |
Sep |
Oct |
Nov |
Dec |
Maximum Temperature |
°C |
8.2 |
9.1 |
12.8 |
18.6 |
23.6 |
28.4 |
31.0 |
29.6 |
26.4 |
20.7 |
14.7 |
10.7 |
Minimum Temperature |
°C |
-1.0 |
-0.6 |
2.9 |
8.1 |
13.7 |
18.9 |
21.8 |
20.8 |
18.2 |
11.7 |
5.4 |
1.7 |
Heating Degree Days |
°C |
439.2 |
375.7 |
306.3 |
141.6 |
24.4 |
-15.4 |
-17.8 |
-17.6 |
-14.7 |
75.1 |
230.7 |
357.7 |
Cooling Degree Days |
°C |
-17.8 |
-17.8 |
-17.3 |
-7.6 |
33.9 |
144.5 |
231.8 |
195.1 |
104.3 |
8.1 |
-17.5 |
-17.8 |
Precipitation |
M |
7.8 |
8.8 |
9.0 |
9.6 |
9.6 |
11.7 |
11.3 |
12.9 |
11.3 |
13.0 |
8.5 |
11.2 |