Solar radiation in Kīlauea 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, September 19
Total: 6336 wh/m2Hours07:0040 w/m2
08:00256 w/m2
09:00481 w/m2
10:00671 w/m2
11:00807 w/m2
12:00883 w/m2
13:00888 w/m2
14:00820 w/m2
15:00684 w/m2
16:00494 w/m2
17:00266 w/m2
18:0046 w/m2
Tomorrow, September 20
Total: 6306 wh/m2Hours07:0039 w/m2
08:00255 w/m2
09:00480 w/m2
10:00669 w/m2
11:00805 w/m2
12:00880 w/m2
13:00885 w/m2
14:00817 w/m2
15:00681 w/m2
16:00490 w/m2
17:00262 w/m2
18:0043 w/m2
Saturday, September 21
Total: 4279 wh/m2Hours07:0033 w/m2
08:00218 w/m2
09:00412 w/m2
10:00575 w/m2
11:00692 w/m2
12:00658 w/m2
13:00528 w/m2
14:00325 w/m2
15:00342 w/m2
16:00290 w/m2
17:00175 w/m2
18:0031 w/m2
Sunday, September 22
Total: 5835 wh/m2Hours07:0034 w/m2
08:00227 w/m2
09:00437 w/m2
10:00615 w/m2
11:00750 w/m2
12:00825 w/m2
13:00830 w/m2
14:00771 w/m2
15:00634 w/m2
16:00446 w/m2
17:00232 w/m2
18:0034 w/m2
Monday, September 23
Total: 5818 wh/m2Hours07:0033 w/m2
08:00228 w/m2
09:00436 w/m2
10:00618 w/m2
11:00748 w/m2
12:00823 w/m2
13:00832 w/m2
14:00768 w/m2
15:00631 w/m2
16:00442 w/m2
17:00228 w/m2
18:0031 w/m2
Tuesday, September 24
Total: 5787 wh/m2Hours07:0032 w/m2
08:00225 w/m2
09:00434 w/m2
10:00616 w/m2
11:00746 w/m2
12:00821 w/m2
13:00824 w/m2
14:00765 w/m2
15:00627 w/m2
16:00441 w/m2
17:00226 w/m2
18:0030 w/m2
Wednesday, September 25
Total: 6095 wh/m2Hours07:0033 w/m2
08:00235 w/m2
09:00454 w/m2
10:00644 w/m2
11:00784 w/m2
12:00861 w/m2
13:00864 w/m2
14:00798 w/m2
15:00671 w/m2
16:00476 w/m2
17:00245 w/m2
18:0030 w/m2
Thursday, September 26
Total: 6210 wh/m2Hours07:0034 w/m2
08:00244 w/m2
09:00476 w/m2
10:00674 w/m2
11:00816 w/m2
12:00885 w/m2
13:00881 w/m2
14:00804 w/m2
15:00663 w/m2
16:00468 w/m2
17:00238 w/m2
18:0027 w/m2
Friday, September 27
Total: 6206 wh/m2Hours07:0035 w/m2
08:00250 w/m2
09:00481 w/m2
10:00675 w/m2
11:00814 w/m2
12:00884 w/m2
13:00882 w/m2
14:00808 w/m2
15:00663 w/m2
16:00462 w/m2
17:00227 w/m2
18:0025 w/m2
Saturday, September 28
Total: 6140 wh/m2Hours07:0033 w/m2
08:00242 w/m2
09:00470 w/m2
10:00664 w/m2
11:00805 w/m2
12:00875 w/m2
13:00873 w/m2
14:00799 w/m2
15:00659 w/m2
16:00464 w/m2
17:00233 w/m2
18:0023 w/m2
Sunday, September 29
Total: 6048 wh/m2Hours07:0033 w/m2
08:00248 w/m2
09:00476 w/m2
10:00667 w/m2
11:00799 w/m2
12:00864 w/m2
13:00856 w/m2
14:00774 w/m2
15:00638 w/m2
16:00448 w/m2
17:00224 w/m2
18:0021 w/m2
Monday, September 30
Total: 6134 wh/m2Hours07:0032 w/m2
08:00247 w/m2
09:00477 w/m2
10:00670 w/m2
11:00807 w/m2
12:00876 w/m2
13:00873 w/m2
14:00797 w/m2
15:00654 w/m2
16:00457 w/m2
17:00225 w/m2
18:0019 w/m2
Tuesday, October 1
Total: 6090 wh/m2Hours07:0031 w/m2
08:00244 w/m2
09:00474 w/m2
10:00667 w/m2
11:00804 w/m2
12:00873 w/m2
13:00868 w/m2
14:00792 w/m2
15:00649 w/m2
16:00451 w/m2
17:00220 w/m2
18:0017 w/m2
Wednesday, October 2
Total: 6046 wh/m2Hours07:0030 w/m2
08:00244 w/m2
09:00473 w/m2
10:00665 w/m2
11:00799 w/m2
12:00867 w/m2
13:00863 w/m2
14:00786 w/m2
15:00643 w/m2
16:00446 w/m2
17:00215 w/m2
18:0015 w/m2
Thursday, October 3
Total: 6029 wh/m2Hours07:0029 w/m2
08:00241 w/m2
09:00471 w/m2
10:00663 w/m2
11:00799 w/m2
12:00867 w/m2
13:00862 w/m2
14:00785 w/m2
15:00642 w/m2
16:00444 w/m2
17:00212 w/m2
18:0014 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.