Solar radiation in Alton / St. Louis Regional 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 2
Total: 7829 wh/m2Hours06:005 w/m2
07:00134 w/m2
08:00325 w/m2
09:00516 w/m2
10:00684 w/m2
11:00815 w/m2
12:00900 w/m2
13:00932 w/m2
14:00908 w/m2
15:00831 w/m2
16:00706 w/m2
17:00543 w/m2
18:00355 w/m2
19:00161 w/m2
20:0014 w/m2
Tomorrow, July 3
Total: 6895 wh/m2Hours06:004 w/m2
07:00126 w/m2
08:00302 w/m2
09:00474 w/m2
10:00617 w/m2
11:00720 w/m2
12:00774 w/m2
13:00779 w/m2
14:00789 w/m2
15:00745 w/m2
16:00649 w/m2
17:00479 w/m2
18:00299 w/m2
19:00127 w/m2
20:0011 w/m2
Thursday, July 4
Total: 6576 wh/m2Hours06:003 w/m2
07:0093 w/m2
08:00233 w/m2
09:00382 w/m2
10:00516 w/m2
11:00642 w/m2
12:00736 w/m2
13:00779 w/m2
14:00795 w/m2
15:00745 w/m2
16:00649 w/m2
17:00505 w/m2
18:00333 w/m2
19:00153 w/m2
20:0012 w/m2
Friday, July 5
Total: 7558 wh/m2Hours06:003 w/m2
07:00117 w/m2
08:00297 w/m2
09:00484 w/m2
10:00658 w/m2
11:00787 w/m2
12:00872 w/m2
13:00905 w/m2
14:00883 w/m2
15:00808 w/m2
16:00689 w/m2
17:00533 w/m2
18:00350 w/m2
19:00159 w/m2
20:0013 w/m2
Saturday, July 6
Total: 7810 wh/m2Hours06:004 w/m2
07:00130 w/m2
08:00321 w/m2
09:00513 w/m2
10:00682 w/m2
11:00814 w/m2
12:00899 w/m2
13:00931 w/m2
14:00908 w/m2
15:00831 w/m2
16:00707 w/m2
17:00543 w/m2
18:00354 w/m2
19:00160 w/m2
20:0013 w/m2
Sunday, July 7
Total: 7746 wh/m2Hours06:003 w/m2
07:00128 w/m2
08:00319 w/m2
09:00509 w/m2
10:00678 w/m2
11:00809 w/m2
12:00894 w/m2
13:00926 w/m2
14:00903 w/m2
15:00826 w/m2
16:00701 w/m2
17:00536 w/m2
18:00347 w/m2
19:00155 w/m2
20:0012 w/m2
Monday, July 8
Total: 7287 wh/m2Hours06:003 w/m2
07:00125 w/m2
08:00310 w/m2
09:00492 w/m2
10:00646 w/m2
11:00758 w/m2
12:00825 w/m2
13:00833 w/m2
14:00834 w/m2
15:00776 w/m2
16:00669 w/m2
17:00516 w/m2
18:00336 w/m2
19:00152 w/m2
20:0012 w/m2
Tuesday, July 9
Total: 7755 wh/m2Hours06:003 w/m2
07:00125 w/m2
08:00317 w/m2
09:00508 w/m2
10:00678 w/m2
11:00809 w/m2
12:00894 w/m2
13:00924 w/m2
14:00903 w/m2
15:00827 w/m2
16:00704 w/m2
17:00541 w/m2
18:00352 w/m2
19:00158 w/m2
20:0012 w/m2
Wednesday, July 10
Total: 7753 wh/m2Hours06:002 w/m2
07:00124 w/m2
08:00316 w/m2
09:00507 w/m2
10:00676 w/m2
11:00809 w/m2
12:00894 w/m2
13:00927 w/m2
14:00904 w/m2
15:00828 w/m2
16:00704 w/m2
17:00541 w/m2
18:00352 w/m2
19:00158 w/m2
20:0011 w/m2
Thursday, July 11
Total: 7709 wh/m2Hours06:002 w/m2
07:00123 w/m2
08:00314 w/m2
09:00505 w/m2
10:00674 w/m2
11:00805 w/m2
12:00889 w/m2
13:00921 w/m2
14:00899 w/m2
15:00823 w/m2
16:00700 w/m2
17:00537 w/m2
18:00349 w/m2
19:00157 w/m2
20:0011 w/m2
Friday, July 12
Total: 7724 wh/m2Hours06:002 w/m2
07:00121 w/m2
08:00311 w/m2
09:00503 w/m2
10:00673 w/m2
11:00806 w/m2
12:00892 w/m2
13:00926 w/m2
14:00903 w/m2
15:00828 w/m2
16:00703 w/m2
17:00539 w/m2
18:00351 w/m2
19:00156 w/m2
20:0010 w/m2
Saturday, July 13
Total: 5188 wh/m2Hours06:001 w/m2
07:00103 w/m2
08:00252 w/m2
09:00380 w/m2
10:00457 w/m2
11:00500 w/m2
12:00509 w/m2
13:00460 w/m2
14:00515 w/m2
15:00526 w/m2
16:00478 w/m2
17:00494 w/m2
18:00347 w/m2
19:00156 w/m2
20:0010 w/m2
Sunday, July 14
Total: 7667 wh/m2Hours06:001 w/m2
07:0090 w/m2
08:00285 w/m2
09:00495 w/m2
10:00673 w/m2
11:00807 w/m2
12:00894 w/m2
13:00928 w/m2
14:00906 w/m2
15:00829 w/m2
16:00704 w/m2
17:00540 w/m2
18:00350 w/m2
19:00155 w/m2
20:0010 w/m2
Monday, July 15
Total: 7309 wh/m2Hours06:001 w/m2
07:00116 w/m2
08:00308 w/m2
09:00502 w/m2
10:00672 w/m2
11:00806 w/m2
12:00893 w/m2
13:00927 w/m2
14:00900 w/m2
15:00811 w/m2
16:00663 w/m2
17:00450 w/m2
18:00216 w/m2
19:0038 w/m2
20:006 w/m2
Tuesday, July 16
Total: 7703 wh/m2Hours06:001 w/m2
07:00115 w/m2
08:00307 w/m2
09:00500 w/m2
10:00671 w/m2
11:00806 w/m2
12:00893 w/m2
13:00927 w/m2
14:00905 w/m2
15:00828 w/m2
16:00703 w/m2
17:00538 w/m2
18:00348 w/m2
19:00152 w/m2
20:009 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.