|
NEBRASKA
/ Grand Island
Latitude (N): 40.97
Longitude
(W): 98.32
Elevation (feet): 1,857
Annual Precipitation (inches): 23
Annual heating degree days (base 65 deg. F): 6,480
APPROXIMATE
SUN ANGLE (at noon facing due south)
|
Mar
21
|
June
21
|
Sept
21
|
Dec
21
|
|
49 deg.
|
73 deg.
|
49 deg.
|
25 deg.
|
AVERAGE DAILY SOLAR RADIATION
| |
March
|
June
|
September
|
December
|
| On
horizontal surface |
|
kWh/m2
|
4.1 |
6.9 |
4.7 |
1.9 |
|
BTU/ft2
|
1,301 |
2,189 |
1,491 |
603 |
| On
vertical surface |
|
kWh/m2
|
4.0 |
2.7 |
3.8 |
3.8 |
|
BTU/ft2
|
1,269 |
856 |
1,205 |
1,205 |
AVERAGE TEMPERATURE
AND WIND SPEED
| |
March
|
June
|
September
|
December
|
| Daily
Min. - Degrees F |
26 |
59 |
52 |
15 |
| Daily
Max. - Degrees F |
49 |
84 |
76 |
36 |
| Wind
Speed - miles/hour |
13.4 |
11.6 |
10.7 |
11.6 |
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