Solarposition.org

New Aquitaine · France · 43.89° N · 0.50° W

Solar position in Mont-de-Marsan

Sun position, daylight and the best solar panel angle for Mont-de-Marsan — computed for 43.89° N, 0.50° W, 51 m above sea level.

Sunrise today08:27106° ESE
Sunset today19:04254° WSW
Best panel angle36°year-round, facing south
Off-grid angle63°best for the darkest month

The sun right now

Azimuth180.0°
Elevation34.3°
At solar noon, 13:45Open on the sun map

Sun in Mont-de-Marsan today

Saturday, 24 October 2026 · local time UTC+2

EventTimeDirection / height
Astronomical dawn06:51sun 18° below horizon
Nautical dawn07:2412° below
Civil dawn07:586° below
Sunrise08:27106° ESE
Golden hour ends09:07sun 6° up
Solar noon13:4534.3° high
Golden hour starts18:23sun 6° up
Sunset19:04254° WSW
Civil dusk19:336° below
Nautical dusk20:0712° below
Astronomical dusk20:4018° below
Day length10 h 36 min

Sun path diagram for Mont-de-Marsan

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 solstice789101112131415161718192021EquinoxDecember solstice91011121314151617Today
  • June solstice
  • Equinox
  • December solstice
  • Today

On the June solstice the sun reaches 69.6° at solar noon in Mont-de-Marsan; on the December solstice only 22.7°. Sunrise swings from 56° NE in June to 123° ESE in December — a 67° 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
January08:2913:1317:579 h 28 min26.3°
February07:5213:1518:3910 h 48 min35.7°
March07:0313:0919:1512 h 12 min46.5°
April07:0914:0020:5213 h 44 min58.1°
May06:3013:5821:2714 h 57 min66.4°
June06:1914:0321:4815 h 28 min69.6°
July06:3814:0821:3714 h 58 min66.5°
August07:1214:0420:5613 h 44 min58.1°
September07:4713:5420:0112 h 14 min46.7°
October08:2313:4619:0810 h 45 min35.3°
November08:0412:4717:319 h 27 min26.2°
December08:3313:0017:278 h 54 min22.7°

A year of daylight in Mont-de-Marsan

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 Mont-de-Marsan

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

36°collects the most energy over a year: 1324 kWh per kWp.

63°gives the most in the darkest month — the one an off-grid system is sized for.

40%50%60%70%80%90%100%0°10°20°30°40°50°60°70°80°90°Best year-round 36°Best worst-month 63°70°Yearly energyWorst-month energy
  • Yearly energy
  • Worst-month energy
TiltkWh/kWp per yearShare of best yearDecember kWh/kWp/dayBest ÷ worst month
0°111484%1.034.7×
15°125295%1.523.3×
30°1319100%1.922.5×
36° year-round best1324100%2.042.3×
44° = latitude131399%2.182.0×
45°131099%2.192.0×
60°122893%2.331.8×
63° off-grid best120391%2.341.7×
70°113486%2.341.6×
90°87266%2.171.5×

A fixed array in Mont-de-Marsan produces the most over a year at 36°. The design month for an off-grid system is December: at 63° it makes 2.34 kWh per kWp a day, 15% more than at 36°, and costs 9% of the yearly total. Why steep panels win winter.

Off-grid solar in Mont-de-Marsan at 70°

Daily energy of 1 kWp by month. Bars: panels at 70°. Line: panels at 36° (year-round best).

012345January: 2.31 (70°)2.3JanFebruary: 3.13 (70°)3.1FebMarch: 3.54 (70°)3.5MarApril: 3.41 (70°)3.4AprMay: 3.18 (70°)3.2MayJune: 3.12 (70°)3.1JunJuly: 3.21 (70°)3.2JulAugust: 3.46 (70°)3.5AugSeptember: 3.78 (70°)3.8SepOctober: 3.24 (70°)3.2OctNovember: 2.59 (70°)2.6NovDecember: 2.34 (70°)2.3Dec36°
MonthSun hours, flatSun hours at 70°kWh/kWp/day at 70°at 36°Mean temp.
January1.462.632.312.096.0 °C
February2.393.553.133.056.2 °C
March3.584.073.543.869.4 °C
April4.613.973.414.2412.2 °C
May5.383.763.184.4215.5 °C
June6.013.753.124.6319.5 °C
July6.003.893.214.6721.6 °C
August5.334.183.464.5421.8 °C
September4.324.503.784.3118.9 °C
October2.813.803.243.2815.0 °C
November1.732.982.592.389.6 °C
December1.322.662.342.046.5 °C
Year3.75 avg3.64 avg1134 kWh1324 kWh

Sizing example. To run a 1 kWh-per-day load through January on LiFePO4 batteries (charge controller, battery and inverter losses included) you need about 510 Wp of panels at 70°, versus 580 Wp at 36°. The steep array is 12% smaller for the same winter. Size your own system.

Row spacing in Mont-de-Marsan

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.

6.0 mrow pitch at 70°

4.9 mrow pitch at 36°

Row spacing calculator

How Mont-de-Marsan compares in France

Against the other 656 places in France with climate data, for a fixed array at its best angle.

139thof 657 places in France for sunshine, shared: 3.75 peak sun hours a day on flat ground.

+5%solar energy a year compared with the average place in France: 1,324 against 1,261 kWh per kWp.

−42 mindaylight on the longest day, compared with Paris: 15 h 28 min against 16 h 11 min.

36°best year-round tilt here; across France it runs from 33° in Ajaccio to 39° in Lille.

Of the 657 places in France, Marseille 12 and 5 other places get the most sun (4.46 peak sun hours a day) and Maubeuge and one other place the least (3.10); Mont-de-Marsan ranks joint 139th. In its darkest month, January, 1 kWp of off-grid panels at 70° makes 2.31 kWh a day here, against 1.86 kWh on average in France. The shortest day lasts 8 h 54 min, +39 min compared with Paris.

The sunniest places in France

Solar forecast for Mont-de-Marsan, 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 Mont-de-Marsan

What is the best solar panel angle in Mont-de-Marsan?
For a fixed array facing south, the best year-round tilt in Mont-de-Marsan is 36°, worth about 1324 kWh per kWp a year. An off-grid system that has to get through December does better at about 63°.
What time is sunrise and sunset in Mont-de-Marsan today?
On 24 October 2026 the sun rises at 08:27 and sets at 19:04 local time (UTC+2), giving 10 h 36 min of daylight. Solar noon is at 13:45.
How many peak sun hours does Mont-de-Marsan get?
On a flat surface 3.8 hours a day averaged over the year, from 1.3 in December to 6.0 in June. Panels tilted at 70° receive 2.6 sun hours a day in January.
How high does the sun get in Mont-de-Marsan?
At solar noon the sun stands 69.6° above the horizon on the June solstice and 22.7° on the December solstice.
Is Mont-de-Marsan a good place for solar panels?
With 3.8 peak sun hours a day on flat ground, Mont-de-Marsan ranks joint 139th of 657 places in France for sunshine. A 1 kWp array at the best angle (36°) makes about 1,324 kWh a year here, 5% more than the average place in France.

Places near Mont-de-Marsan

All places in France

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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.