|
ALASKA
/ Barrow
Latitude (N): 71.30
Longitude
(W): 156.78
Elevation (feet): 13
Annual Precipitation (inches): 5
Annual heating degree days (base 65 deg. F): 20,370
APPROXIMATE
SUN ANGLE (at noon facing due south)
|
Mar
21
|
June
21
|
Sept
21
|
Dec
21
|
|
18 deg.
|
41 deg.
|
18 deg.
|
-6 deg.
|
AVERAGE DAILY SOLAR RADIATION
| |
March
|
June
|
September
|
December
|
| On
horizontal surface |
|
kWh/m2
|
1.6 |
4.9 |
1.3 |
0.0 |
|
BTU/ft2
|
508 |
1,554 |
413 |
0 |
| On
vertical surface |
|
kWh/m2
|
3.9 |
3.6 |
1.4 |
0.0 |
|
BTU/ft2
|
1,237 |
1,142 |
444 |
0 |
AVERAGE TEMPERATURE
AND WIND SPEED
| |
March
|
June
|
September
|
December
|
| Daily
Min. - Degrees F |
-21 |
30 |
27 |
-17 |
| Daily
Max. - Degrees F |
-9 |
38 |
34 |
-5 |
| Wind
Speed - miles/hour |
11.4 |
11.9 |
13.4 |
11.6 |
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