|
OREGON
/ Eugene
Latitude (N): 44.12
Longitude
(W): 123.22
Elevation (feet): 358
Annual Precipitation (inches): 46
Annual heating degree days (base 65 deg. F): 4,800
APPROXIMATE
SUN ANGLE (at noon facing due south)
|
Mar
21
|
June
21
|
Sept
21
|
Dec
21
|
|
46 deg.
|
70 deg.
|
46 deg.
|
22 deg.
|
AVERAGE DAILY SOLAR RADIATION
| |
March
|
June
|
September
|
December
|
| On
horizontal surface |
|
kWh/m2
|
3.1 |
6.2 |
4.4 |
1.0 |
|
BTU/ft2
|
983 |
1,967 |
1,396 |
317 |
| On
vertical surface |
|
kWh/m2
|
2.9 |
2.7 |
3.9 |
1.5 |
|
BTU/ft2
|
920 |
856 |
1,237 |
476 |
AVERAGE TEMPERATURE
AND WIND SPEED
| |
March
|
June
|
September
|
December
|
| Daily
Min. - Degrees F |
39 |
50 |
49 |
36 |
| Daily
Max. - Degrees F |
56 |
74 |
76 |
46 |
| Wind
Speed - miles/hour |
8.3 |
7.6 |
7.4 |
7.6 |
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