|
TENNESSEE
/ Memphis
Latitude (N): 35.05
Longitude
(W): 89.98
Elevation (feet): 285
Annual Precipitation (inches): 52
Annual heating degree days (base 65 deg. F): 3,210
APPROXIMATE
SUN ANGLE (at noon facing due south)
|
Mar
21
|
June
21
|
Sept
21
|
Dec
21
|
|
55 deg.
|
79 deg.
|
55 deg.
|
31 deg.
|
AVERAGE DAILY SOLAR RADIATION
| |
March
|
June
|
September
|
December
|
| On
horizontal surface |
|
kWh/m2
|
4.2 |
6.6 |
4.8 |
2.2 |
|
BTU/ft2
|
1,332 |
2,094 |
1,523 |
698 |
| On
vertical surface |
|
kWh/m2
|
3.4 |
2.2 |
3.4 |
3.3 |
|
BTU/ft2
|
1,078 |
698 |
1,078 |
1,047 |
AVERAGE TEMPERATURE
AND WIND SPEED
| |
March
|
June
|
September
|
December
|
| Daily
Min. - Degrees F |
43 |
69 |
65 |
35 |
| Daily
Max. - Degrees F |
63 |
89 |
84 |
53 |
| Wind
Speed - miles/hour |
10.3 |
7.8 |
7.4 |
9.4 |
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