|
NORTH
CAROLINA / Cape Hatteras
Latitude (N): 35.27
Longitude
(W): 75.55
Elevation (feet): 7
Annual Precipitation (inches): 56
Annual heating degree days (base 65 deg. F): 2,680
APPROXIMATE
SUN ANGLE (at noon facing due south)
|
Mar
21
|
June
21
|
Sept
21
|
Dec
21
|
|
55 deg.
|
79 deg.
|
55 deg.
|
31 deg.
|
AVERAGE DAILY SOLAR RADIATION
| |
March
|
June
|
September
|
December
|
| On
horizontal surface |
|
kWh/m2
|
4.4 |
6.4 |
4.8 |
2.2 |
|
BTU/ft2
|
1,396 |
2,030 |
1,523 |
698 |
| On
vertical surface |
|
kWh/m2
|
3.6 |
2.2 |
3.3 |
3.6 |
|
BTU/ft2
|
1,142 |
698 |
1,047 |
1,142 |
AVERAGE TEMPERATURE
AND WIND SPEED
| |
March
|
June
|
September
|
December
|
| Daily
Min. - Degrees F |
44 |
67 |
68 |
41 |
| Daily
Max. - Degrees F |
60 |
81 |
81 |
57 |
| Wind
Speed - miles/hour |
11.9 |
10.5 |
10.5 |
11.2 |
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