Solar radiation in Datang’an 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 4
Total: 7523 wh/m2Hours06:0076 w/m2
07:00275 w/m2
08:00484 w/m2
09:00670 w/m2
10:00816 w/m2
11:00909 w/m2
12:00944 w/m2
13:00917 w/m2
14:00831 w/m2
15:00691 w/m2
16:00510 w/m2
17:00302 w/m2
18:0098 w/m2
Tomorrow, July 5
Total: 7512 wh/m2Hours06:0075 w/m2
07:00274 w/m2
08:00483 w/m2
09:00669 w/m2
10:00814 w/m2
11:00908 w/m2
12:00943 w/m2
13:00916 w/m2
14:00830 w/m2
15:00691 w/m2
16:00509 w/m2
17:00302 w/m2
18:0098 w/m2
Saturday, July 6
Total: 7497 wh/m2Hours06:0074 w/m2
07:00273 w/m2
08:00481 w/m2
09:00668 w/m2
10:00813 w/m2
11:00907 w/m2
12:00942 w/m2
13:00916 w/m2
14:00830 w/m2
15:00690 w/m2
16:00509 w/m2
17:00302 w/m2
18:0092 w/m2
Sunday, July 7
Total: 7481 wh/m2Hours06:0072 w/m2
07:00271 w/m2
08:00480 w/m2
09:00666 w/m2
10:00812 w/m2
11:00906 w/m2
12:00942 w/m2
13:00915 w/m2
14:00829 w/m2
15:00685 w/m2
16:00507 w/m2
17:00300 w/m2
18:0096 w/m2
Monday, July 8
Total: 2099 wh/m2Hours06:0020 w/m2
07:0074 w/m2
08:00143 w/m2
09:00183 w/m2
10:00223 w/m2
11:00226 w/m2
12:00259 w/m2
13:00274 w/m2
14:00268 w/m2
15:00190 w/m2
16:00140 w/m2
17:0075 w/m2
18:0024 w/m2
Tuesday, July 9
Total: 4217 wh/m2Hours06:0068 w/m2
07:00216 w/m2
08:00131 w/m2
09:00183 w/m2
10:00202 w/m2
11:00226 w/m2
12:00501 w/m2
13:00679 w/m2
14:00719 w/m2
15:00581 w/m2
16:00410 w/m2
17:00233 w/m2
18:0068 w/m2
Wednesday, July 10
Total: 3865 wh/m2Hours06:0049 w/m2
07:00227 w/m2
08:00444 w/m2
09:00541 w/m2
10:00500 w/m2
11:00249 w/m2
12:00348 w/m2
13:00435 w/m2
14:00456 w/m2
15:00328 w/m2
16:00187 w/m2
17:0075 w/m2
18:0026 w/m2
Thursday, July 11
Total: 1941 wh/m2Hours06:0018 w/m2
07:0073 w/m2
08:00130 w/m2
09:00182 w/m2
10:00222 w/m2
11:00248 w/m2
12:00235 w/m2
13:00228 w/m2
14:00207 w/m2
15:00172 w/m2
16:00127 w/m2
17:0075 w/m2
18:0024 w/m2
Friday, July 12
Total: 3815 wh/m2Hours06:0026 w/m2
07:00140 w/m2
08:00299 w/m2
09:00386 w/m2
10:00415 w/m2
11:00392 w/m2
12:00408 w/m2
13:00378 w/m2
14:00324 w/m2
15:00390 w/m2
16:00356 w/m2
17:00237 w/m2
18:0064 w/m2
Saturday, July 13
Total: 6067 wh/m2Hours06:0054 w/m2
07:00242 w/m2
08:00460 w/m2
09:00620 w/m2
10:00705 w/m2
11:00690 w/m2
12:00783 w/m2
13:00804 w/m2
14:00763 w/m2
15:00554 w/m2
16:00295 w/m2
17:0074 w/m2
18:0023 w/m2
Sunday, July 14
Total: 2206 wh/m2Hours06:0016 w/m2
07:0065 w/m2
08:00117 w/m2
09:00164 w/m2
10:00201 w/m2
11:00225 w/m2
12:00234 w/m2
13:00228 w/m2
14:00227 w/m2
15:00254 w/m2
16:00240 w/m2
17:00168 w/m2
18:0067 w/m2
Monday, July 15
Total: 5363 wh/m2Hours06:0020 w/m2
07:00101 w/m2
08:00203 w/m2
09:00324 w/m2
10:00442 w/m2
11:00541 w/m2
12:00695 w/m2
13:00775 w/m2
14:00757 w/m2
15:00648 w/m2
16:00486 w/m2
17:00289 w/m2
18:0082 w/m2
Tuesday, July 16
Total: 5113 wh/m2Hours06:0055 w/m2
07:00183 w/m2
08:00140 w/m2
09:00478 w/m2
10:00741 w/m2
11:00889 w/m2
12:00859 w/m2
13:00641 w/m2
14:00206 w/m2
15:00312 w/m2
16:00310 w/m2
17:00222 w/m2
18:0077 w/m2
Wednesday, July 17
Total: 7367 wh/m2Hours06:0059 w/m2
07:00254 w/m2
08:00465 w/m2
09:00653 w/m2
10:00802 w/m2
11:00898 w/m2
12:00935 w/m2
13:00909 w/m2
14:00824 w/m2
15:00684 w/m2
16:00502 w/m2
17:00293 w/m2
18:0089 w/m2
Thursday, July 18
Total: 7019 wh/m2Hours06:0057 w/m2
07:00253 w/m2
08:00464 w/m2
09:00653 w/m2
10:00801 w/m2
11:00898 w/m2
12:00935 w/m2
13:00909 w/m2
14:00821 w/m2
15:00655 w/m2
16:00405 w/m2
17:00133 w/m2
18:0035 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.