Solar radiation in Hong Kong Inter-National Airport 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 3
Total: 7379 wh/m2Hours06:004 w/m2
07:00161 w/m2
08:00384 w/m2
09:00595 w/m2
10:00768 w/m2
11:00864 w/m2
12:00952 w/m2
13:00951 w/m2
14:00854 w/m2
15:00756 w/m2
16:00579 w/m2
17:00366 w/m2
18:00144 w/m2
19:001 w/m2
Tomorrow, July 4
Total: 4546 wh/m2Hours06:003 w/m2
07:00159 w/m2
08:00376 w/m2
09:00480 w/m2
10:00649 w/m2
11:00662 w/m2
12:00559 w/m2
13:00434 w/m2
14:00265 w/m2
15:00263 w/m2
16:00252 w/m2
17:00303 w/m2
18:00140 w/m2
19:001 w/m2
Friday, July 5
Total: 7430 wh/m2Hours06:003 w/m2
07:00160 w/m2
08:00383 w/m2
09:00594 w/m2
10:00768 w/m2
11:00884 w/m2
12:00952 w/m2
13:00951 w/m2
14:00885 w/m2
15:00758 w/m2
16:00580 w/m2
17:00366 w/m2
18:00145 w/m2
19:001 w/m2
Saturday, July 6
Total: 6857 wh/m2Hours06:001 w/m2
07:00125 w/m2
08:00343 w/m2
09:00551 w/m2
10:00672 w/m2
11:00702 w/m2
12:00877 w/m2
13:00933 w/m2
14:00884 w/m2
15:00748 w/m2
16:00554 w/m2
17:00327 w/m2
18:00139 w/m2
19:001 w/m2
Sunday, July 7
Total: 6124 wh/m2Hours06:002 w/m2
07:00147 w/m2
08:00370 w/m2
09:00562 w/m2
10:00702 w/m2
11:00774 w/m2
12:00836 w/m2
13:00848 w/m2
14:00794 w/m2
15:00590 w/m2
16:00341 w/m2
17:00111 w/m2
18:0047 w/m2
Monday, July 8
Total: 7449 wh/m2Hours06:003 w/m2
07:00157 w/m2
08:00381 w/m2
09:00593 w/m2
10:00768 w/m2
11:00892 w/m2
12:00956 w/m2
13:00954 w/m2
14:00887 w/m2
15:00760 w/m2
16:00582 w/m2
17:00369 w/m2
18:00146 w/m2
19:001 w/m2
Tuesday, July 9
Total: 3905 wh/m2Hours06:002 w/m2
07:00125 w/m2
08:00292 w/m2
09:00393 w/m2
10:00409 w/m2
11:00330 w/m2
12:00436 w/m2
13:00509 w/m2
14:00520 w/m2
15:00405 w/m2
16:00277 w/m2
17:00153 w/m2
18:0054 w/m2
Wednesday, July 10
Total: 1920 wh/m2Hours06:001 w/m2
07:0039 w/m2
08:0095 w/m2
09:00148 w/m2
10:00192 w/m2
11:00223 w/m2
12:00239 w/m2
13:00239 w/m2
14:00222 w/m2
15:00210 w/m2
16:00161 w/m2
17:00111 w/m2
18:0040 w/m2
Thursday, July 11
Total: 2062 wh/m2Hours06:001 w/m2
07:0054 w/m2
08:00104 w/m2
09:00148 w/m2
10:00192 w/m2
11:00223 w/m2
12:00239 w/m2
13:00263 w/m2
14:00245 w/m2
15:00228 w/m2
16:00189 w/m2
17:00129 w/m2
18:0047 w/m2
Friday, July 12
Total: 3328 wh/m2Hours06:001 w/m2
07:0082 w/m2
08:00140 w/m2
09:00192 w/m2
10:00230 w/m2
11:00223 w/m2
12:00417 w/m2
13:00560 w/m2
14:00627 w/m2
15:00447 w/m2
16:00267 w/m2
17:00102 w/m2
18:0040 w/m2
Saturday, July 13
Total: 2577 wh/m2Hours06:001 w/m2
07:0076 w/m2
08:00228 w/m2
09:00315 w/m2
10:00350 w/m2
11:00310 w/m2
12:00310 w/m2
13:00263 w/m2
14:00223 w/m2
15:00191 w/m2
16:00161 w/m2
17:00102 w/m2
18:0047 w/m2
Sunday, July 14
Total: 5807 wh/m2Hours06:001 w/m2
07:00107 w/m2
08:00271 w/m2
09:00424 w/m2
10:00551 w/m2
11:00642 w/m2
12:00700 w/m2
13:00700 w/m2
14:00662 w/m2
15:00674 w/m2
16:00561 w/m2
17:00367 w/m2
18:00146 w/m2
19:001 w/m2
Monday, July 15
Total: 5708 wh/m2Hours06:001 w/m2
07:00112 w/m2
08:00227 w/m2
09:00325 w/m2
10:00365 w/m2
11:00351 w/m2
12:00765 w/m2
13:00917 w/m2
14:00890 w/m2
15:00751 w/m2
16:00550 w/m2
17:00314 w/m2
18:00139 w/m2
19:001 w/m2
Tuesday, July 16
Total: 4306 wh/m2Hours06:001 w/m2
07:0062 w/m2
08:00139 w/m2
09:00335 w/m2
10:00561 w/m2
11:00747 w/m2
12:00724 w/m2
13:00622 w/m2
14:00442 w/m2
15:00333 w/m2
16:00203 w/m2
17:0093 w/m2
18:0044 w/m2
Wednesday, July 17
Total: 2207 wh/m2Hours06:001 w/m2
07:0074 w/m2
08:00200 w/m2
09:00268 w/m2
10:00266 w/m2
11:00223 w/m2
12:00240 w/m2
13:00239 w/m2
14:00223 w/m2
15:00191 w/m2
16:00146 w/m2
17:0093 w/m2
18:0043 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.