Solar radiation in Kyoto 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, April 22
Total: 4497 wh/m2Hours06:0068 w/m2
07:00281 w/m2
08:00497 w/m2
09:00205 w/m2
10:00456 w/m2
11:00488 w/m2
12:00536 w/m2
13:00449 w/m2
14:00744 w/m2
15:00397 w/m2
16:00257 w/m2
17:00108 w/m2
18:0011 w/m2
Tomorrow, April 23
Total: 1843 wh/m2Hours06:0018 w/m2
07:0071 w/m2
08:00125 w/m2
09:00171 w/m2
10:00207 w/m2
11:00229 w/m2
12:00236 w/m2
13:00227 w/m2
14:00203 w/m2
15:00165 w/m2
16:00117 w/m2
17:0062 w/m2
18:0012 w/m2
Thursday, April 24
Total: 4651 wh/m2Hours06:0022 w/m2
07:0086 w/m2
08:00151 w/m2
09:00206 w/m2
10:00269 w/m2
11:00489 w/m2
12:00504 w/m2
13:00767 w/m2
14:00796 w/m2
15:00596 w/m2
16:00467 w/m2
17:00251 w/m2
18:0047 w/m2
Friday, April 25
Total: 7171 wh/m2Hours06:0066 w/m2
07:00245 w/m2
08:00445 w/m2
09:00672 w/m2
10:00794 w/m2
11:00912 w/m2
12:00945 w/m2
13:00905 w/m2
14:00811 w/m2
15:00660 w/m2
16:00415 w/m2
17:00253 w/m2
18:0048 w/m2
Saturday, April 26
Total: 7431 wh/m2Hours06:0078 w/m2
07:00293 w/m2
08:00505 w/m2
09:00692 w/m2
10:00834 w/m2
11:00921 w/m2
12:00947 w/m2
13:00910 w/m2
14:00813 w/m2
15:00663 w/m2
16:00471 w/m2
17:00254 w/m2
18:0050 w/m2
Sunday, April 27
Total: 2670 wh/m2Hours06:0083 w/m2
07:00290 w/m2
08:00430 w/m2
09:00272 w/m2
10:00290 w/m2
11:00276 w/m2
12:00237 w/m2
13:00228 w/m2
14:00203 w/m2
15:00166 w/m2
16:00118 w/m2
17:0064 w/m2
18:0013 w/m2
Monday, April 28
Total: 6440 wh/m2Hours06:0033 w/m2
07:00184 w/m2
08:00392 w/m2
09:00609 w/m2
10:00801 w/m2
11:00915 w/m2
12:00948 w/m2
13:00886 w/m2
14:00681 w/m2
15:00303 w/m2
16:00387 w/m2
17:00248 w/m2
18:0053 w/m2
Tuesday, April 29
Total: 6702 wh/m2Hours06:0088 w/m2
07:00301 w/m2
08:00513 w/m2
09:00695 w/m2
10:00818 w/m2
11:00849 w/m2
12:00757 w/m2
13:00778 w/m2
14:00730 w/m2
15:00619 w/m2
16:00384 w/m2
17:00156 w/m2
18:0014 w/m2
Wednesday, April 30
Total: 7512 wh/m2Hours06:0091 w/m2
07:00303 w/m2
08:00516 w/m2
09:00698 w/m2
10:00839 w/m2
11:00925 w/m2
12:00950 w/m2
13:00913 w/m2
14:00816 w/m2
15:00667 w/m2
16:00476 w/m2
17:00261 w/m2
18:0057 w/m2
Thursday, May 1
Total: 7529 wh/m2Hours06:0093 w/m2
07:00306 w/m2
08:00518 w/m2
09:00700 w/m2
10:00840 w/m2
11:00925 w/m2
12:00951 w/m2
13:00913 w/m2
14:00817 w/m2
15:00668 w/m2
16:00477 w/m2
17:00263 w/m2
18:0058 w/m2
Friday, May 2
Total: 7546 wh/m2Hours06:0096 w/m2
07:00308 w/m2
08:00520 w/m2
09:00702 w/m2
10:00841 w/m2
11:00926 w/m2
12:00951 w/m2
13:00914 w/m2
14:00817 w/m2
15:00668 w/m2
16:00479 w/m2
17:00264 w/m2
18:0060 w/m2
Saturday, May 3
Total: 7562 wh/m2Hours06:0098 w/m2
07:00310 w/m2
08:00521 w/m2
09:00703 w/m2
10:00842 w/m2
11:00927 w/m2
12:00952 w/m2
13:00914 w/m2
14:00818 w/m2
15:00669 w/m2
16:00480 w/m2
17:00266 w/m2
18:0062 w/m2
Sunday, May 4
Total: 3181 wh/m2Hours06:0030 w/m2
07:00161 w/m2
08:00355 w/m2
09:00562 w/m2
10:00571 w/m2
11:00459 w/m2
12:00238 w/m2
13:00229 w/m2
14:00205 w/m2
15:00168 w/m2
16:00120 w/m2
17:0067 w/m2
18:0016 w/m2
Monday, May 5
Total: 4029 wh/m2Hours06:0026 w/m2
07:0079 w/m2
08:00131 w/m2
09:00176 w/m2
10:00211 w/m2
11:00232 w/m2
12:00238 w/m2
13:00680 w/m2
14:00772 w/m2
15:00669 w/m2
16:00481 w/m2
17:00269 w/m2
18:0065 w/m2
Tuesday, May 6
Total: 7549 wh/m2Hours06:00105 w/m2
07:00317 w/m2
08:00526 w/m2
09:00706 w/m2
10:00844 w/m2
11:00928 w/m2
12:00952 w/m2
13:00911 w/m2
14:00805 w/m2
15:00641 w/m2
16:00478 w/m2
17:00270 w/m2
18:0066 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.
