|
INDIANA
/ Indianapolis
Latitude (N): 39.73
Longitude
(W): 86.28
Elevation (feet): 807
Annual Precipitation (inches): 39
Annual heating degree days (base 65 deg. F): 5,650
APPROXIMATE
SUN ANGLE (at noon facing due south)
|
Mar
21
|
June
21
|
Sept
21
|
Dec
21
|
|
50 deg.
|
74 deg.
|
50 deg.
|
26 deg.
|
AVERAGE DAILY SOLAR RADIATION
| |
March
|
June
|
September
|
December
|
| On
horizontal surface |
|
kWh/m2
|
3.7 |
6.5 |
4.6 |
1.6 |
|
BTU/ft2
|
1,174 |
2,062 |
1,459 |
508 |
| On
vertical surface |
|
kWh/m2
|
3.2 |
2.6 |
3.5 |
2.5 |
|
BTU/ft2
|
1,015 |
824 |
1,110 |
793 |
AVERAGE TEMPERATURE
AND WIND SPEED
| |
March
|
June
|
September
|
December
|
| Daily
Min. - Degrees F |
32 |
61 |
56 |
23 |
| Daily
Max. - Degrees F |
51 |
83 |
78 |
38 |
| Wind
Speed - miles/hour |
11.4 |
8.3 |
7.6 |
10.3 |
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