Solarposition.org

Flanders · Belgium · 51.22° N · 4.12° E

Solar position in Sint-Gillis-Waas

Sun position, daylight and the best solar panel angle for Sint-Gillis-Waas — computed for 51.22° N, 4.12° E, 5 m above sea level.

Sunrise today08:22108° ESE
Sunset today18:32252° WSW
Best panel angle39°year-round, facing south
Off-grid angle72°best for the darkest month

The sun right now

Azimuth180.0°
Elevation27.0°
At solar noon, 13:27Open on the sun map

Sun in Sint-Gillis-Waas today

Saturday, 24 October 2026 · local time UTC+2

EventTimeDirection / height
Astronomical dawn06:30sun 18° below horizon
Nautical dawn07:0912° below
Civil dawn07:486° below
Sunrise08:22108° ESE
Golden hour ends09:09sun 6° up
Solar noon13:2727.0° high
Golden hour starts17:45sun 6° up
Sunset18:32252° WSW
Civil dusk19:066° below
Nautical dusk19:4512° below
Astronomical dusk20:2318° below
Day length10 h 10 min

Sun path diagram for Sint-Gillis-Waas

Where the sun stands in the sky: the centre is straight overhead, the outer ring is the horizon. Numbers mark local clock hours.

15°30°45°60°75°N30°60°E120°150°S210°240°W300°330°June solstice6789101112131415161718192021EquinoxDecember solstice910111213141516Today
  • June solstice
  • Equinox
  • December solstice
  • Today

On the June solstice the sun reaches 62.2° at solar noon in Sint-Gillis-Waas; on the December solstice only 15.4°. Sunrise swings from 49° NE in June to 128° SE in December — a 79° arc along the horizon.

Sunrise, sunset and sun height by month

Values for the 21st of each month, local clock time including daylight saving time.

MonthSunriseSolar noonSunsetDay lengthNoon elevation
January08:3512:5517:148 h 39 min19.0°
February07:4512:5718:0910 h 25 min28.4°
March06:4412:5018:5812 h 14 min39.1°
April06:3613:4220:4914 h 13 min50.7°
May05:4413:4021:3615 h 51 min59.0°
June05:2713:4522:0216 h 35 min62.2°
July05:5213:4921:4615 h 54 min59.2°
August06:3913:4620:5314 h 14 min50.8°
September07:2713:3619:4412 h 16 min39.4°
October08:1713:2718:3810 h 21 min28.0°
November08:1012:2916:478 h 38 min18.9°
December08:4512:4116:377 h 53 min15.4°

A year of daylight in Sint-Gillis-Waas

Each column is one day of 2026. Bright: sun above the horizon; soft: civil twilight; line: solar noon. Steps are daylight saving time changes.

00:0003:0006:0009:0012:0015:0018:0021:0000:00JanFebMarAprMayJunJulAugSepOctNovDec

Best solar panel angle in Sint-Gillis-Waas

Fixed array facing south (azimuth 180°). Energy per kWp from NASA POWER monthly climate, including clouds, temperature and snow reflection.

39°collects the most energy over a year: 1113 kWh per kWp.

72°gives the most in the darkest month — the one an off-grid system is sized for.

30%40%50%60%70%80%90%100%0°10°20°30°40°50°60°70°80°90°Best year-round 39°Best worst-month 72°70°Yearly energyWorst-month energy
  • Yearly energy
  • Worst-month energy
TiltkWh/kWp per yearShare of best yearDecember kWh/kWp/dayBest ÷ worst month
0°91182%0.4510.2×
15°103593%0.716.6×
30°110299%0.944.9×
39° year-round best1113100%1.054.3×
45°1107100%1.113.9×
51° = latitude109298%1.163.6×
60°105094%1.213.3×
70°98188%1.233.0×
72° off-grid best96487%1.232.9×
90°77570%1.172.4×

A fixed array in Sint-Gillis-Waas produces the most over a year at 39°. The design month for an off-grid system is December: at 72° it makes 1.23 kWh per kWp a day, 17% more than at 39°, and costs 13% of the yearly total. Why steep panels win winter.

Off-grid solar in Sint-Gillis-Waas at 70°

Daily energy of 1 kWp by month. Bars: panels at 70°. Line: panels at 39° (year-round best).

012345January: 1.46 (70°)1.5JanFebruary: 2.16 (70°)2.2FebMarch: 3.09 (70°)3.1MarApril: 3.70 (70°)3.7AprMay: 3.47 (70°)3.5MayJune: 3.32 (70°)3.3JunJuly: 3.29 (70°)3.3JulAugust: 3.29 (70°)3.3AugSeptember: 3.25 (70°)3.2SepOctober: 2.44 (70°)2.4OctNovember: 1.54 (70°)1.5NovDecember: 1.23 (70°)1.2Dec39°
MonthSun hours, flatSun hours at 70°kWh/kWp/day at 70°at 39°Mean temp.
January0.781.661.461.283.1 °C
February1.482.442.162.043.4 °C
March2.743.503.093.215.8 °C
April4.364.263.704.329.5 °C
May5.184.063.474.4713.1 °C
June5.563.953.324.4816.3 °C
July5.323.933.294.3618.4 °C
August4.473.923.294.0118.2 °C
September3.343.823.253.5315.3 °C
October1.922.842.442.4011.5 °C
November0.941.781.541.397.3 °C
December0.611.411.231.054.0 °C
Year3.07 avg3.13 avg981 kWh1113 kWh

Sizing example. To run a 1 kWh-per-day load through December on LiFePO4 batteries (charge controller, battery and inverter losses included) you need about 960 Wp of panels at 70°, versus 1,120 Wp at 39°. The steep array is 15% smaller for the same winter. Size your own system.

Row spacing in Sint-Gillis-Waas

Distance between rows of 2 m long panels (slope length) so that no row shades the next between 10:00 and 14:00 solar time on the winter solstice.

9.4 mrow pitch at 70°

7.4 mrow pitch at 39°

Row spacing calculator

How Sint-Gillis-Waas compares in Belgium

Against the other 222 places in Belgium with climate data, for a fixed array at its best angle.

72ndof 223 places in Belgium for sunshine, shared: 3.07 peak sun hours a day on flat ground.

±0%solar energy a year compared with the average place in Belgium: 1,113 against 1,112 kWh per kWp.

+4 mindaylight on the longest day, compared with Brussels: 16 h 35 min against 16 h 31 min.

39°best year-round tilt here; across Belgium it runs from 38° in Brugge to 39° in Brussels.

Of the 223 places in Belgium, Knokke-Heist and one other place get the most sun (3.13 peak sun hours a day) and Eupen the least (3.01); Sint-Gillis-Waas ranks joint 72nd. In its darkest month, December, 1 kWp of off-grid panels at 70° makes 1.23 kWh a day here, against 1.30 kWh on average in Belgium. The shortest day lasts 7 h 53 min, −4 min compared with Brussels.

The sunniest places in Belgium

Solar forecast for Sint-Gillis-Waas, next 48 hours

Expected output of 1 kWp at 70°, computed from the ICON-EU weather model of the Deutscher Wetterdienst (DWD), Europe.

Loading the latest forecast…

Questions about the sun in Sint-Gillis-Waas

What is the best solar panel angle in Sint-Gillis-Waas?
For a fixed array facing south, the best year-round tilt in Sint-Gillis-Waas is 39°, worth about 1113 kWh per kWp a year. An off-grid system that has to get through December does better at about 72°.
What time is sunrise and sunset in Sint-Gillis-Waas today?
On 24 October 2026 the sun rises at 08:22 and sets at 18:32 local time (UTC+2), giving 10 h 10 min of daylight. Solar noon is at 13:27.
How many peak sun hours does Sint-Gillis-Waas get?
On a flat surface 3.1 hours a day averaged over the year, from 0.6 in December to 5.6 in June. Panels tilted at 70° receive 1.4 sun hours a day in December.
How high does the sun get in Sint-Gillis-Waas?
At solar noon the sun stands 62.2° above the horizon on the June solstice and 15.4° on the December solstice.
Is Sint-Gillis-Waas a good place for solar panels?
With 3.1 peak sun hours a day on flat ground, Sint-Gillis-Waas ranks joint 72nd of 223 places in Belgium for sunshine. A 1 kWp array at the best angle (39°) makes about 1,113 kWh a year here, as much as the average place in Belgium.

Places near Sint-Gillis-Waas

All places in Belgium

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Sun positions: NREL Solar Position Algorithm. Climate: NASA POWER monthly climatology (NASA Langley Research Center). Forecast: Deutscher Wetterdienst, ICON-EU (CC BY 4.0), processed. Places: GeoNames (CC BY 4.0). Time zones: IANA. Sources and licences.