|
NORTH
CAROLINA / Wilmington
Latitude (N): 34.27
Longitude
(W): 77.90
Elevation (feet): 30
Annual Precipitation (inches): 53
Annual heating degree days (base 65 deg. F): 2,470
APPROXIMATE
SUN ANGLE (at noon facing due south)
|
Mar
21
|
June
21
|
Sept
21
|
Dec
21
|
|
56 deg.
|
80 deg.
|
56 deg.
|
32 deg.
|
AVERAGE DAILY SOLAR RADIATION
| |
March
|
June
|
September
|
December
|
| On
horizontal surface |
|
kWh/m2
|
4.5 |
6.3 |
4.6 |
2.4 |
|
BTU/ft2
|
1,427 |
1,996 |
1,459 |
761 |
| On
vertical surface |
|
kWh/m2
|
3.6 |
2.3 |
3.3 |
3.5 |
|
BTU/ft2
|
1,142 |
730 |
1,047 |
1,110 |
AVERAGE TEMPERATURE
AND WIND SPEED
| |
March
|
June
|
September
|
December
|
| Daily
Min. - Degrees F |
43 |
67 |
83 |
38 |
| Daily
Max. - Degrees F |
66 |
85 |
85 |
59 |
| Wind
Speed - miles/hour |
9.6 |
8.3 |
7.6 |
8.3 |
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