Solarposition.org

Flanders · Belgium · 51.17° N · 4.14° E

Solar position in Sint-Niklaas

Sun position, daylight and the best solar panel angle for Sint-Niklaas — computed for 51.17° N, 4.14° E, 21 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-Niklaas today

Saturday, 24 October 2026 · local time UTC+2

EventTimeDirection / height
Astronomical dawn06:30sun 18° below horizon
Nautical dawn07:0912° below
Civil dawn07:476° 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-Niklaas

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 62.3° at solar noon in Sint-Niklaas; on the December solstice only 15.5°. 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
January08:3512:5417:148 h 40 min19.0°
February07:4412:5718:0910 h 25 min28.4°
March06:4412:5018:5812 h 14 min39.2°
April06:3613:4220:4914 h 13 min50.8°
May05:4413:4021:3515 h 51 min59.1°
June05:2713:4522:0216 h 35 min62.3°
July05:5213:4921:4615 h 53 min59.3°
August06:3913:4620:5214 h 14 min50.9°
September07:2713:3619:4412 h 16 min39.4°
October08:1613:2718:3810 h 21 min28.1°
November08:1012:2916:488 h 38 min18.9°
December08:4412:4116:387 h 53 min15.5°

A year of daylight in Sint-Niklaas

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-Niklaas

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: 1112 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%0.4510.1×
15°103593%0.726.6×
30°110299%0.954.9×
39° year-round best1112100%1.064.2×
45°1107100%1.123.9×
51° = latitude109198%1.173.6×
60°105094%1.223.3×
70°98088%1.243.0×
72° off-grid best96487%1.242.9×
90°77570%1.192.4×

A fixed array in Sint-Niklaas produces the most over a year at 39°. The design month for an off-grid system is December: at 72° it makes 1.24 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-Niklaas at 70°

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

012345January: 1.47 (70°)1.5JanFebruary: 2.16 (70°)2.2FebMarch: 3.08 (70°)3.1MarApril: 3.69 (70°)3.7AprMay: 3.45 (70°)3.5MayJune: 3.31 (70°)3.3JunJuly: 3.28 (70°)3.3JulAugust: 3.28 (70°)3.3AugSeptember: 3.25 (70°)3.2SepOctober: 2.45 (70°)2.5OctNovember: 1.55 (70°)1.6NovDecember: 1.24 (70°)1.2Dec39°
MonthSun hours, flatSun hours at 70°kWh/kWp/day at 70°at 39°Mean temp.
January0.791.671.471.282.9 °C
February1.482.442.162.053.3 °C
March2.743.503.083.215.8 °C
April4.364.253.694.309.4 °C
May5.164.043.454.4613.0 °C
June5.553.943.314.4716.3 °C
July5.313.933.284.3518.4 °C
August4.463.913.284.0018.2 °C
September3.343.823.253.5415.2 °C
October1.922.852.452.4111.4 °C
November0.941.791.551.407.2 °C
December0.611.421.241.063.9 °C
Year3.06 avg3.13 avg980 kWh1112 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 950 Wp of panels at 70°, versus 1,110 Wp at 39°. The steep array is 15% smaller for the same winter. Size your own system.

Row spacing in Sint-Niklaas

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.

9.3 mrow pitch at 70°

7.4 mrow pitch at 39°

Row spacing calculator

How Sint-Niklaas 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: 3.06 peak sun hours a day on flat ground.

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

+3 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-Niklaas ranks joint 72nd. In its darkest month, December, 1 kWp of off-grid panels at 70° makes 1.24 kWh a day here, against 1.30 kWh on average in Belgium. The shortest day lasts 7 h 53 min, −3 min compared with Brussels.

The sunniest places in Belgium

Solar forecast for Sint-Niklaas, 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-Niklaas

What is the best solar panel angle in Sint-Niklaas?
For a fixed array facing south, the best year-round tilt in Sint-Niklaas is 39°, worth about 1112 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-Niklaas 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-Niklaas get?
On a flat surface 3.1 hours a day averaged over the year, from 0.6 in December to 5.5 in June. Panels tilted at 70° receive 1.4 sun hours a day in December.
How high does the sun get in Sint-Niklaas?
At solar noon the sun stands 62.3° above the horizon on the June solstice and 15.5° on the December solstice.
Is Sint-Niklaas a good place for solar panels?
With 3.1 peak sun hours a day on flat ground, Sint-Niklaas ranks joint 72nd of 223 places in Belgium for sunshine. A 1 kWp array at the best angle (39°) makes about 1,112 kWh a year here, as much as the average place in Belgium.

Places near Sint-Niklaas

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.