Solar radiation in Chaiwan Solar radiation 15 days
In the following list by days you can know the forecast of the predicted solar radiation. To know the data hour by hour, click on the day that interests you. If you have a solar panel system, these data will be useful to predict the energy it will produce.
The unit of measurement for solar radiation is expressed in W/m2 (Watts per square meter).
Solar radiation
Today, July 6
Total: 6075 wh/m2Hours06:0078 w/m2
07:00274 w/m2
08:00376 w/m2
09:00666 w/m2
10:00785 w/m2
11:00653 w/m2
12:00677 w/m2
13:00668 w/m2
14:00653 w/m2
15:00498 w/m2
16:00389 w/m2
17:00264 w/m2
18:0094 w/m2
Tomorrow, July 7
Total: 6332 wh/m2Hours06:0069 w/m2
07:00218 w/m2
08:00363 w/m2
09:00674 w/m2
10:00636 w/m2
11:00908 w/m2
12:00741 w/m2
13:00849 w/m2
14:00653 w/m2
15:00497 w/m2
16:00416 w/m2
17:00228 w/m2
18:0080 w/m2
Monday, July 8
Total: 5399 wh/m2Hours06:0066 w/m2
07:00209 w/m2
08:00355 w/m2
09:00494 w/m2
10:00597 w/m2
11:00651 w/m2
12:00675 w/m2
13:00656 w/m2
14:00584 w/m2
15:00478 w/m2
16:00317 w/m2
17:00211 w/m2
18:00106 w/m2
Tuesday, July 9
Total: 2336 wh/m2Hours06:0023 w/m2
07:0072 w/m2
08:00123 w/m2
09:00168 w/m2
10:00204 w/m2
11:00226 w/m2
12:00281 w/m2
13:00337 w/m2
14:00360 w/m2
15:00271 w/m2
16:00154 w/m2
17:0077 w/m2
18:0040 w/m2
Wednesday, July 10
Total: 2109 wh/m2Hours06:0022 w/m2
07:0072 w/m2
08:00123 w/m2
09:00168 w/m2
10:00203 w/m2
11:00226 w/m2
12:00234 w/m2
13:00228 w/m2
14:00207 w/m2
15:00223 w/m2
16:00212 w/m2
17:00147 w/m2
18:0044 w/m2
Thursday, July 11
Total: 1884 wh/m2Hours06:0022 w/m2
07:0071 w/m2
08:00122 w/m2
09:00168 w/m2
10:00203 w/m2
11:00226 w/m2
12:00234 w/m2
13:00228 w/m2
14:00206 w/m2
15:00172 w/m2
16:00128 w/m2
17:0077 w/m2
18:0027 w/m2
Friday, July 12
Total: 1879 wh/m2Hours06:0021 w/m2
07:0071 w/m2
08:00122 w/m2
09:00167 w/m2
10:00203 w/m2
11:00226 w/m2
12:00234 w/m2
13:00227 w/m2
14:00206 w/m2
15:00172 w/m2
16:00127 w/m2
17:0077 w/m2
18:0026 w/m2
Saturday, July 13
Total: 4631 wh/m2Hours06:0027 w/m2
07:0091 w/m2
08:00168 w/m2
09:00367 w/m2
10:00571 w/m2
11:00736 w/m2
12:00646 w/m2
13:00450 w/m2
14:00206 w/m2
15:00493 w/m2
16:00472 w/m2
17:00303 w/m2
18:00101 w/m2
Sunday, July 14
Total: 6948 wh/m2Hours06:0071 w/m2
07:00274 w/m2
08:00483 w/m2
09:00664 w/m2
10:00794 w/m2
11:00848 w/m2
12:00887 w/m2
13:00865 w/m2
14:00790 w/m2
15:00614 w/m2
16:00394 w/m2
17:00183 w/m2
18:0081 w/m2
Monday, July 15
Total: 2377 wh/m2Hours06:0022 w/m2
07:0069 w/m2
08:00120 w/m2
09:00183 w/m2
10:00242 w/m2
11:00291 w/m2
12:00279 w/m2
13:00249 w/m2
14:00205 w/m2
15:00253 w/m2
16:00231 w/m2
17:00167 w/m2
18:0066 w/m2
Tuesday, July 16
Total: 2063 wh/m2Hours06:0025 w/m2
07:0082 w/m2
08:00120 w/m2
09:00166 w/m2
10:00222 w/m2
11:00247 w/m2
12:00256 w/m2
13:00226 w/m2
14:00205 w/m2
15:00188 w/m2
16:00164 w/m2
17:00105 w/m2
18:0057 w/m2
Wednesday, July 17
Total: 7437 wh/m2Hours06:0077 w/m2
07:00273 w/m2
08:00479 w/m2
09:00662 w/m2
10:00805 w/m2
11:00897 w/m2
12:00931 w/m2
13:00905 w/m2
14:00820 w/m2
15:00683 w/m2
16:00504 w/m2
17:00301 w/m2
18:00100 w/m2
Thursday, July 18
Total: 7430 wh/m2Hours06:0076 w/m2
07:00272 w/m2
08:00478 w/m2
09:00661 w/m2
10:00804 w/m2
11:00897 w/m2
12:00931 w/m2
13:00905 w/m2
14:00820 w/m2
15:00683 w/m2
16:00504 w/m2
17:00300 w/m2
18:0099 w/m2
Friday, July 19
Total: 7418 wh/m2Hours06:0074 w/m2
07:00270 w/m2
08:00477 w/m2
09:00660 w/m2
10:00804 w/m2
11:00896 w/m2
12:00931 w/m2
13:00904 w/m2
14:00820 w/m2
15:00682 w/m2
16:00503 w/m2
17:00299 w/m2
18:0098 w/m2
Saturday, July 20
Total: 7409 wh/m2Hours06:0073 w/m2
07:00269 w/m2
08:00476 w/m2
09:00659 w/m2
10:00803 w/m2
11:00896 w/m2
12:00930 w/m2
13:00904 w/m2
14:00819 w/m2
15:00682 w/m2
16:00503 w/m2
17:00298 w/m2
18:0097 w/m2
To carry out the solar radiation forecast, the angle of incidence of solar radiation is taken into account, which depends, among others, on the declination, latitude, inclination and hour angle. The weather forecast is also taken into account, since, for example, on a cloudy day we would only have diffuse radiation, much less than direct radiation.