|
ALASKA
/ Yakutat
Latitude (N): 59.52
Longitude
(W): 139.67
Elevation (feet): 30
Annual Precipitation (inches): 135
Annual heating degree days (base 65 deg. F): 9,600
APPROXIMATE
SUN ANGLE (at noon facing due south)
|
Mar
21
|
June
21
|
Sept
21
|
Dec
21
|
|
31 deg.
|
54 deg.
|
31 deg.
|
7 deg.
|
AVERAGE DAILY SOLAR RADIATION
| |
March
|
June
|
September
|
December
|
| On
horizontal surface |
|
kWh/m2
|
2.2 |
4.4 |
2.2 |
0.3 |
|
BTU/ft2
|
698 |
1,396 |
698 |
95 |
| On
vertical surface |
|
kWh/m2
|
3.1 |
2.6 |
2.2 |
0.8 |
|
BTU/ft2
|
983 |
824 |
698 |
254 |
AVERAGE TEMPERATURE
AND WIND SPEED
| |
March
|
June
|
September
|
December
|
| Daily
Min. - Degrees F |
-6 |
43 |
41 |
21 |
| Daily
Max. - Degrees F |
38 |
56 |
25 |
3 |
| Wind
Speed - miles/hour |
6.7 |
6.9 |
6.7 |
7.2 |
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