|
WASHINGTON
/ Yakima
Latitude (N): 46.57
Longitude
(W): 120.53
Elevation (feet): 1,066
Annual Precipitation (inches): 8
Annual heating degree days (base 65 deg. F): 6,030
APPROXIMATE
SUN ANGLE (at noon facing due south)
|
Mar
21
|
June
21
|
Sept
21
|
Dec
21
|
|
43 deg.
|
67 deg.
|
43 deg.
|
19 deg.
|
AVERAGE DAILY SOLAR RADIATION
| |
March
|
June
|
September
|
December
|
| On
horizontal surface |
|
kWh/m2
|
3.6 |
6.9 |
4.7 |
1.1 |
|
BTU/ft2
|
1,142 |
2,189 |
1,491 |
349 |
| On
vertical surface |
|
kWh/m2
|
3.8 |
3.2 |
4.5 |
2.2 |
|
BTU/ft2
|
1,205 |
1,015 |
1,427 |
698 |
AVERAGE TEMPERATURE
AND WIND SPEED
| |
March
|
June
|
September
|
December
|
| Daily
Min. - Degrees F |
31 |
49 |
45 |
22 |
| Daily
Max. - Degrees F |
55 |
80 |
77 |
38 |
| Wind
Speed - miles/hour |
7.8 |
8.5 |
7.6 |
5.4 |
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