Solarposition.org

Luxembourg · 49.50° N · 5.98° E

Solar position in Esch-sur-Alzette

Sun position, daylight and the best solar panel angle for Esch-sur-Alzette — computed for 49.50° N, 5.98° E, 295 m above sea level.

Sunrise today08:11107° ESE
Sunset today18:28252° WSW
Best panel angle38°year-round, facing south
Off-grid angle70°best for the darkest month

The sun right now

Azimuth180.0°
Elevation28.7°
At solar noon, 13:19Open on the sun map

Sun in Esch-sur-Alzette today

Saturday, 24 October 2026 · local time UTC+2

EventTimeDirection / height
Astronomical dawn06:24sun 18° below horizon
Nautical dawn07:0112° below
Civil dawn07:386° below
Sunrise08:11107° ESE
Golden hour ends08:56sun 6° up
Solar noon13:1928.7° high
Golden hour starts17:43sun 6° up
Sunset18:28252° WSW
Civil dusk19:016° below
Nautical dusk19:3812° below
Astronomical dusk20:1518° below
Day length10 h 17 min

Sun path diagram for Esch-sur-Alzette

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 63.9° at solar noon in Esch-sur-Alzette; on the December solstice only 17.1°. Sunrise swings from 51° NE in June to 127° SE in December — a 76° 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
January08:2112:4717:138 h 52 min20.7°
February07:3412:4918:0510 h 31 min30.1°
March06:3712:4318:5012 h 13 min40.9°
April06:3213:3420:3814 h 06 min52.5°
May05:4413:3221:2115 h 37 min60.8°
June05:2913:3721:4616 h 17 min63.9°
July05:5213:4221:3115 h 39 min60.9°
August06:3513:3920:4114 h 06 min52.5°
September07:2013:2819:3612 h 16 min41.1°
October08:0613:2018:3410 h 27 min29.7°
November07:5612:2116:478 h 51 min20.6°
December08:2912:3416:388 h 09 min17.1°

A year of daylight in Esch-sur-Alzette

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 Esch-sur-Alzette

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

38°collects the most energy over a year: 1135 kWh per kWp.

70°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 38°Best worst-month 70°Yearly energyWorst-month energy
  • Yearly energy
  • Worst-month energy
TiltkWh/kWp per yearShare of best yearDecember kWh/kWp/dayBest ÷ worst month
0°94183%0.519.0×
15°106394%0.806.0×
30°112799%1.034.5×
38° year-round best1135100%1.134.0×
45°112799%1.213.6×
49° = latitude111798%1.243.4×
60°106694%1.303.0×
70° off-grid best99287%1.322.7×
90°77969%1.252.2×

A fixed array in Esch-sur-Alzette produces the most over a year at 38°. The design month for an off-grid system is December: at 70° it makes 1.32 kWh per kWp a day, 17% more than at 38°, and costs 13% of the yearly total. Why steep panels win winter.

Off-grid solar in Esch-sur-Alzette at 70°

Daily energy of 1 kWp by month. Bars: panels at 70°. Line: panels at 38° (year-round best).

012345January: 1.57 (70°)1.6JanFebruary: 2.28 (70°)2.3FebMarch: 3.14 (70°)3.1MarApril: 3.61 (70°)3.6AprMay: 3.34 (70°)3.3MayJune: 3.29 (70°)3.3JunJuly: 3.28 (70°)3.3JulAugust: 3.28 (70°)3.3AugSeptember: 3.39 (70°)3.4SepOctober: 2.54 (70°)2.5OctNovember: 1.56 (70°)1.6NovDecember: 1.32 (70°)1.3Dec38°
MonthSun hours, flatSun hours at 70°kWh/kWp/day at 70°at 38°Mean temp.
January snow0.861.771.571.360.4 °C
February1.602.552.282.171.1 °C
March2.853.553.143.304.4 °C
April4.384.143.614.278.7 °C
May5.133.913.344.3812.7 °C
June5.653.913.294.5216.5 °C
July5.473.943.284.4318.8 °C
August4.583.913.284.0618.3 °C
September3.533.973.393.7214.3 °C
October2.032.932.542.519.7 °C
November0.991.781.561.424.9 °C
December0.681.501.321.131.4 °C
Year3.15 avg3.16 avg992 kWh1135 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 890 Wp of panels at 70°, versus 1,040 Wp at 38°. The steep array is 14% smaller for the same winter. Size your own system.

Row spacing in Esch-sur-Alzette

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.

8.3 mrow pitch at 70°

6.5 mrow pitch at 38°

Row spacing calculator

How Esch-sur-Alzette compares in Luxembourg

Against the other 2 places in Luxembourg with climate data, for a fixed array at its best angle.

1stof 3 places in Luxembourg for sunshine, shared: 3.15 peak sun hours a day on flat ground.

±0%solar energy a year compared with the average place in Luxembourg: 1,135 against 1,133 kWh per kWp.

−1 mindaylight on the longest day, compared with Luxembourg: 16 h 17 min against 16 h 18 min.

38°best year-round tilt here, the same everywhere in Luxembourg.

Esch-sur-Alzette shares the top spot for sunshine among the 3 places in Luxembourg (3.15 peak sun hours a day); the least sunny is Luxembourg with 3.14. In its darkest month, December, 1 kWp of off-grid panels at 70° makes 1.33 kWh a day here, against 1.32 kWh on average in Luxembourg. The shortest day lasts 8 h 09 min, +1 min compared with Luxembourg.

The sunniest places in Luxembourg

Solar forecast for Esch-sur-Alzette, 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 Esch-sur-Alzette

What is the best solar panel angle in Esch-sur-Alzette?
For a fixed array facing south, the best year-round tilt in Esch-sur-Alzette is 38°, worth about 1135 kWh per kWp a year. An off-grid system that has to get through December does better at about 70°.
What time is sunrise and sunset in Esch-sur-Alzette today?
On 24 October 2026 the sun rises at 08:11 and sets at 18:28 local time (UTC+2), giving 10 h 17 min of daylight. Solar noon is at 13:19.
How many peak sun hours does Esch-sur-Alzette get?
On a flat surface 3.2 hours a day averaged over the year, from 0.7 in December to 5.6 in June. Panels tilted at 70° receive 1.5 sun hours a day in December.
How high does the sun get in Esch-sur-Alzette?
At solar noon the sun stands 63.9° above the horizon on the June solstice and 17.1° on the December solstice.
Is Esch-sur-Alzette a good place for solar panels?
With 3.2 peak sun hours a day on flat ground, Esch-sur-Alzette ranks joint 1st of 3 places in Luxembourg for sunshine. A 1 kWp array at the best angle (38°) makes about 1,135 kWh a year here, as much as the average place in Luxembourg.

Places near Esch-sur-Alzette

All places in Luxembourg

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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.