Solarposition.org

Hauts-de-France · France · 49.05° N · 3.40° E

Solar position in Château-Thierry

Sun position, daylight and the best solar panel angle for Château-Thierry — computed for 49.05° N, 3.40° E, 88 m above sea level.

Sunrise today08:20107° ESE
Sunset today18:39253° WSW
Best panel angle38°year-round, facing south
Off-grid angle70°best for the darkest month

The sun right now

Azimuth180.0°
Elevation29.1°
At solar noon, 13:30Open on the sun map

Sun in Château-Thierry today

Saturday, 24 October 2026 · local time UTC+2

EventTimeDirection / height
Astronomical dawn06:34sun 18° below horizon
Nautical dawn07:1112° below
Civil dawn07:486° below
Sunrise08:20107° ESE
Golden hour ends09:05sun 6° up
Solar noon13:3029.1° high
Golden hour starts17:54sun 6° up
Sunset18:39253° WSW
Civil dusk19:126° below
Nautical dusk19:4912° below
Astronomical dusk20:2518° below
Day length10 h 19 min

Sun path diagram for Château-Thierry

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 64.4° at solar noon in Château-Thierry; on the December solstice only 17.6°. Sunrise swings from 51° NE in June to 126° SE in December — a 75° 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
January08:3012:5717:258 h 55 min21.2°
February07:4413:0018:1610 h 32 min30.5°
March06:4712:5319:0012 h 13 min41.3°
April06:4313:4520:4714 h 04 min52.9°
May05:5613:4321:2915 h 33 min61.2°
June05:4113:4821:5416 h 13 min64.4°
July06:0413:5221:4015 h 35 min61.4°
August06:4713:4920:5114 h 04 min53.0°
September07:3113:3919:4612 h 15 min41.6°
October08:1613:3018:4510 h 29 min30.2°
November08:0512:3216:588 h 54 min21.0°
December08:3712:4416:508 h 13 min17.6°

A year of daylight in Château-Thierry

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 Château-Thierry

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: 1171 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°96783%0.588.1×
15°109493%0.905.4×
30°116199%1.174.0×
38° year-round best1171100%1.293.5×
45°116399%1.373.2×
49° = latitude115398%1.413.0×
60°110094%1.482.7×
70° off-grid best102588%1.502.4×
90°80569%1.422.0×

A fixed array in Château-Thierry produces the most over a year at 38°. The design month for an off-grid system is December: at 70° it makes 1.50 kWh per kWp a day, 17% more than at 38°, and costs 12% of the yearly total. Why steep panels win winter.

Off-grid solar in Château-Thierry at 70°

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

012345January: 1.65 (70°)1.6JanFebruary: 2.42 (70°)2.4FebMarch: 3.18 (70°)3.2MarApril: 3.66 (70°)3.7AprMay: 3.36 (70°)3.4MayJune: 3.30 (70°)3.3JunJuly: 3.29 (70°)3.3JulAugust: 3.33 (70°)3.3AugSeptember: 3.48 (70°)3.5SepOctober: 2.69 (70°)2.7OctNovember: 1.83 (70°)1.8NovDecember: 1.50 (70°)1.5Dec38°
MonthSun hours, flatSun hours at 70°kWh/kWp/day at 70°at 38°Mean temp.
January0.931.861.651.452.5 °C
February1.702.722.422.303.1 °C
March2.943.613.183.356.2 °C
April4.494.223.664.3510.0 °C
May5.203.943.364.4213.5 °C
June5.713.933.304.5517.2 °C
July5.523.963.294.4619.2 °C
August4.693.993.334.1418.8 °C
September3.654.093.483.8315.4 °C
October2.153.122.692.6611.3 °C
November1.122.091.831.656.5 °C
December0.761.711.501.293.1 °C
Year3.25 avg3.27 avg1025 kWh1171 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 780 Wp of panels at 70°, versus 920 Wp at 38°. The steep array is 14% smaller for the same winter. Size your own system.

Row spacing in Château-Thierry

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.

8.0 mrow pitch at 70°

6.4 mrow pitch at 38°

Row spacing calculator

How Château-Thierry compares in France

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

545thof 657 places in France for sunshine, shared: 3.25 peak sun hours a day on flat ground.

−7%solar energy a year compared with the average place in France: 1,171 against 1,261 kWh per kWp.

+2 mindaylight on the longest day, compared with Paris: 16 h 13 min against 16 h 11 min.

38°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); Château-Thierry ranks joint 545th. In its darkest month, December, 1 kWp of off-grid panels at 70° makes 1.51 kWh a day here, against 1.86 kWh on average in France. The shortest day lasts 8 h 13 min, −2 min compared with Paris.

The sunniest places in France

Solar forecast for Château-Thierry, 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 Château-Thierry

What is the best solar panel angle in Château-Thierry?
For a fixed array facing south, the best year-round tilt in Château-Thierry is 38°, worth about 1171 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 Château-Thierry today?
On 24 October 2026 the sun rises at 08:20 and sets at 18:39 local time (UTC+2), giving 10 h 19 min of daylight. Solar noon is at 13:30.
How many peak sun hours does Château-Thierry get?
On a flat surface 3.2 hours a day averaged over the year, from 0.8 in December to 5.7 in June. Panels tilted at 70° receive 1.7 sun hours a day in December.
How high does the sun get in Château-Thierry?
At solar noon the sun stands 64.4° above the horizon on the June solstice and 17.6° on the December solstice.
Is Château-Thierry a good place for solar panels?
With 3.2 peak sun hours a day on flat ground, Château-Thierry ranks joint 545th of 657 places in France for sunshine. A 1 kWp array at the best angle (38°) makes about 1,171 kWh a year here, 7% less than the average place in France.

Places near Château-Thierry

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.