Solarposition.org

Madrid · Spain · 40.64° N · 4.00° W

Solar position in Collado-Villalba

Sun position, daylight and the best solar panel angle for Collado-Villalba — computed for 40.64° N, 4.00° W, 884 m above sea level.

Sunrise today08:36105° ESE
Sunset today19:22255° WSW
Best panel angle34°year-round, facing south
Off-grid angle66°best for the darkest month

The sun right now

Azimuth180.0°
Elevation37.5°
At solar noon, 13:59Open on the sun map

Sun in Collado-Villalba today

Saturday, 24 October 2026 · local time UTC+2

EventTimeDirection / height
Astronomical dawn07:05sun 18° below horizon
Nautical dawn07:3712° below
Civil dawn08:086° below
Sunrise08:36105° ESE
Golden hour ends09:14sun 6° up
Solar noon13:5937.5° high
Golden hour starts18:45sun 6° up
Sunset19:22255° WSW
Civil dusk19:506° below
Nautical dusk20:2212° below
Astronomical dusk20:5418° below
Day length10 h 46 min

Sun path diagram for Collado-Villalba

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 72.8° at solar noon in Collado-Villalba; on the December solstice only 26.0°. Sunrise swings from 58° ENE in June to 121° ESE in December — a 63° 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
January08:3413:2718:209 h 46 min29.6°
February08:0113:2918:5710 h 56 min38.9°
March07:1713:2319:2912 h 11 min49.7°
April07:2814:1421:0113 h 33 min61.3°
May06:5414:1221:3114 h 38 min69.6°
June06:4514:1721:5015 h 05 min72.8°
July07:0214:2221:4114 h 39 min69.8°
August07:3214:1921:0513 h 33 min61.4°
September08:0214:0820:1512 h 13 min50.0°
October08:3314:0019:2710 h 54 min38.6°
November08:0913:0117:539 h 44 min29.4°
December08:3613:1417:519 h 16 min26.0°

A year of daylight in Collado-Villalba

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 Collado-Villalba

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

34°collects the most energy over a year: 1633 kWh per kWp.

66°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 34°Best worst-month 66°70°Yearly energyWorst-month energy
  • Yearly energy
  • Worst-month energy
TiltkWh/kWp per yearShare of best yearDecember kWh/kWp/dayBest ÷ worst month
0°139085%1.504.1×
15°155695%2.222.8×
30°1629100%2.792.1×
34° year-round best1633100%2.922.0×
41° = latitude162399%3.101.8×
45°160898%3.191.7×
60°149391%3.371.4×
66° off-grid best142287%3.391.3×
70°136884%3.381.3×
90°102763%3.101.8×

A fixed array in Collado-Villalba produces the most over a year at 34°. The design month for an off-grid system is December: at 66° it makes 3.39 kWh per kWp a day, 16% more than at 34°, and costs 13% of the yearly total. Why steep panels win winter.

Off-grid solar in Collado-Villalba at 70°

Daily energy of 1 kWp by month. Bars: panels at 70°. Line: panels at 34° (year-round best).

01234567January: 3.43 (70°)3.4JanFebruary: 3.91 (70°)3.9FebMarch: 4.07 (70°)4.1MarApril: 3.82 (70°)3.8AprMay: 3.56 (70°)3.6MayJune: 3.41 (70°)3.4JunJuly: 3.62 (70°)3.6JulAugust: 4.03 (70°)4.0AugSeptember: 4.32 (70°)4.3SepOctober: 3.98 (70°)4.0OctNovember: 3.47 (70°)3.5NovDecember: 3.38 (70°)3.4Dec34°
MonthSun hours, flatSun hours at 70°kWh/kWp/day at 70°at 34°Mean temp.
January2.063.853.433.053.8 °C
February3.014.413.913.824.7 °C
March4.214.634.074.507.9 °C
April5.414.423.824.9311.1 °C
May6.534.203.565.2715.5 °C
June7.414.113.415.5121.2 °C
July7.744.423.625.7724.5 °C
August6.744.914.035.5924.2 °C
September5.175.164.325.0519.5 °C
October3.484.643.984.0513.9 °C
November2.283.953.473.177.5 °C
December1.873.793.382.924.4 °C
Year4.67 avg4.37 avg1368 kWh1633 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 350 Wp of panels at 70°, versus 400 Wp at 34°. The steep array is 14% smaller for the same winter. Size your own system.

Row spacing in Collado-Villalba

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.

5.2 mrow pitch at 70°

4.3 mrow pitch at 34°

Row spacing calculator

How Collado-Villalba compares in Spain

Against the other 543 places in Spain with climate data, for a fixed array at its best angle.

295thof 544 places in Spain for sunshine, shared: 4.67 peak sun hours a day on flat ground.

+2%solar energy a year compared with the average place in Spain: 1,633 against 1,601 kWh per kWp.

+1 mindaylight on the longest day, compared with Madrid: 15 h 05 min against 15 h 04 min.

34°best year-round tilt here; across Spain it runs from 24° in Arona to 36° in Girona.

Of the 544 places in Spain, Playa del Ingles and one other place get the most sun (5.53 peak sun hours a day) and Santander the least (3.65); Collado-Villalba ranks joint 295th. In its darkest month, December, 1 kWp of off-grid panels at 70° makes 3.38 kWh a day here, against 3.03 kWh on average in Spain. The shortest day lasts 9 h 16 min, −1 min compared with Madrid.

The sunniest places in Spain

Solar forecast for Collado-Villalba, 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 Collado-Villalba

What is the best solar panel angle in Collado-Villalba?
For a fixed array facing south, the best year-round tilt in Collado-Villalba is 34°, worth about 1633 kWh per kWp a year. An off-grid system that has to get through December does better at about 66°.
What time is sunrise and sunset in Collado-Villalba today?
On 24 October 2026 the sun rises at 08:36 and sets at 19:22 local time (UTC+2), giving 10 h 46 min of daylight. Solar noon is at 13:59.
How many peak sun hours does Collado-Villalba get?
On a flat surface 4.7 hours a day averaged over the year, from 1.9 in December to 7.7 in July. Panels tilted at 70° receive 3.8 sun hours a day in December.
How high does the sun get in Collado-Villalba?
At solar noon the sun stands 72.8° above the horizon on the June solstice and 26.0° on the December solstice.
Is Collado-Villalba a good place for solar panels?
With 4.7 peak sun hours a day on flat ground, Collado-Villalba ranks joint 295th of 544 places in Spain for sunshine. A 1 kWp array at the best angle (34°) makes about 1,633 kWh a year here, 2% more than the average place in Spain.

Places near Collado-Villalba

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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.