CLIMATE CHARTS
Upper Marlboro, Maryland
Latitude: 38.8519 Longitude: -76.7683
Elevation: 129.9 feet (39.6 meters)
Monthly Data Table for Upper Marlboro, Maryland
Imperial Units
Statistic |
Units |
Jan |
Feb |
Mar |
Apr |
May |
Jun |
Jul |
Aug |
Sep |
Oct |
Nov |
Dec |
Maximum Temperature |
°F |
43.2 |
46.3 |
54.8 |
65.8 |
74.4 |
83.4 |
87.5 |
85.8 |
79.2 |
68.3 |
58.3 |
47.1 |
Minimum Temperature |
°F |
23.8 |
26.1 |
33.5 |
42.9 |
52.5 |
62.0 |
66.4 |
64.3 |
56.5 |
44.4 |
36.0 |
27.7 |
Heating Degree Days |
°F |
976 |
806 |
649 |
338 |
130 |
17 |
0 |
3 |
54 |
289 |
538 |
856 |
Cooling Degree Days |
°F |
0 |
0 |
2 |
19 |
81 |
248 |
370 |
314 |
140 |
21 |
2 |
0 |
Precipitation |
in. |
2.88 |
2.72 |
3.76 |
3.55 |
4.32 |
4.07 |
4.02 |
3.72 |
3.99 |
3.60 |
3.47 |
3.14 |
Metric Units
Statistic |
Units |
Jan |
Feb |
Mar |
Apr |
May |
Jun |
Jul |
Aug |
Sep |
Oct |
Nov |
Dec |
Maximum Temperature |
°C |
6.2 |
7.9 |
12.7 |
18.8 |
23.6 |
28.6 |
30.8 |
29.9 |
26.2 |
20.2 |
14.6 |
8.4 |
Minimum Temperature |
°C |
-4.6 |
-3.3 |
0.8 |
6.1 |
11.4 |
16.7 |
19.1 |
17.9 |
13.6 |
6.9 |
2.2 |
-2.4 |
Heating Degree Days |
°C |
542 |
448 |
361 |
188 |
72 |
9 |
0 |
2 |
30 |
161 |
299 |
476 |
Cooling Degree Days |
°C |
0 |
0 |
1 |
11 |
45 |
138 |
206 |
174 |
78 |
12 |
1 |
0 |
Precipitation |
cm. |
7.32 |
6.91 |
9.55 |
9.02 |
10.97 |
10.34 |
10.21 |
9.45 |
10.13 |
9.14 |
8.81 |
7.98 |