Madrid · Spain · 40.03° N · 3.60° W
Solar position in Aranjuez
Sun position, daylight and the best solar panel angle for Aranjuez — computed for 40.03° N, 3.60° W, 508 m above sea level.
The sun right now
Sun in Aranjuez today
Saturday, 24 October 2026 · local time UTC+2
| Event | Time | Direction / height |
|---|---|---|
| Astronomical dawn | 07:03 | sun 18° below horizon |
| Nautical dawn | 07:35 | 12° below |
| Civil dawn | 08:06 | 6° below |
| Sunrise | 08:34 | 105° ESE |
| Golden hour ends | 09:12 | sun 6° up |
| Solar noon | 13:58 | 38.1° high |
| Golden hour starts | 18:44 | sun 6° up |
| Sunset | 19:22 | 255° WSW |
| Civil dusk | 19:49 | 6° below |
| Nautical dusk | 20:21 | 12° below |
| Astronomical dusk | 20:52 | 18° below |
| Day length | 10 h 48 min | |
Sun path diagram for Aranjuez
Where the sun stands in the sky: the centre is straight overhead, the outer ring is the horizon. Numbers mark local clock hours.
- June solstice
- Equinox
- December solstice
- Today
On the June solstice the sun reaches 73.4° at solar noon in Aranjuez; on the December solstice only 26.6°. Sunrise swings from 58° ENE in June to 120° 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.
| Month | Sunrise | Solar noon | Sunset | Day length | Noon elevation |
|---|---|---|---|---|---|
| January | 08:31 | 13:25 | 18:20 | 9 h 49 min | 30.2° |
| February | 07:59 | 13:28 | 18:57 | 10 h 58 min | 39.5° |
| March | 07:16 | 13:21 | 19:27 | 12 h 11 min | 50.3° |
| April | 07:27 | 14:13 | 20:58 | 13 h 31 min | 61.9° |
| May | 06:54 | 14:11 | 21:28 | 14 h 34 min | 70.2° |
| June | 06:45 | 14:16 | 21:46 | 15 h 01 min | 73.4° |
| July | 07:02 | 14:20 | 21:38 | 14 h 35 min | 70.4° |
| August | 07:31 | 14:17 | 21:02 | 13 h 31 min | 62.0° |
| September | 08:00 | 14:07 | 20:13 | 12 h 12 min | 50.6° |
| October | 08:31 | 13:58 | 19:26 | 10 h 55 min | 39.2° |
| November | 08:06 | 13:00 | 17:53 | 9 h 48 min | 30.0° |
| December | 08:32 | 13:12 | 17:52 | 9 h 19 min | 26.6° |
A year of daylight in Aranjuez
Each column is one day of 2026. Bright: sun above the horizon; soft: civil twilight; line: solar noon. Steps are daylight saving time changes.
Best solar panel angle in Aranjuez
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: 1674 kWh per kWp.
65°gives the most in the darkest month — the one an off-grid system is sized for.
- Yearly energy
- Worst-month energy
| Tilt | kWh/kWp per year | Share of best year | December kWh/kWp/day | Best ÷ worst month |
|---|---|---|---|---|
| 0° | 1425 | 85% | 1.59 | 3.9× |
| 15° | 1596 | 95% | 2.35 | 2.7× |
| 30° | 1671 | 100% | 2.95 | 2.0× |
| 34° year-round best | 1674 | 100% | 3.08 | 1.9× |
| 40° = latitude | 1666 | 100% | 3.25 | 1.7× |
| 45° | 1648 | 98% | 3.36 | 1.6× |
| 60° | 1529 | 91% | 3.56 | 1.3× |
| 65° off-grid best | 1469 | 88% | 3.57 | 1.3× |
| 70° | 1400 | 84% | 3.56 | 1.3× |
| 90° | 1048 | 63% | 3.26 | 1.8× |
A fixed array in Aranjuez produces the most over a year at 34°. The design month for an off-grid system is December: at 65° it makes 3.57 kWh per kWp a day, 16% more than at 34°, and costs 12% of the yearly total. Why steep panels win winter.
Off-grid solar in Aranjuez at 70°
Daily energy of 1 kWp by month. Bars: panels at 70°. Line: panels at 34° (year-round best).
| Month | Sun hours, flat | Sun hours at 70° | kWh/kWp/day at 70° | at 34° | Mean temp. |
|---|---|---|---|---|---|
| January | 2.19 | 4.10 | 3.65 | 3.25 | 4.2 °C |
| February | 3.14 | 4.58 | 4.06 | 3.98 | 5.2 °C |
| March | 4.35 | 4.76 | 4.17 | 4.64 | 8.4 °C |
| April | 5.58 | 4.52 | 3.90 | 5.06 | 11.6 °C |
| May | 6.67 | 4.24 | 3.58 | 5.36 | 16.1 °C |
| June | 7.58 | 4.13 | 3.41 | 5.59 | 22.0 °C |
| July | 7.85 | 4.42 | 3.60 | 5.80 | 25.5 °C |
| August | 6.83 | 4.93 | 4.03 | 5.63 | 25.1 °C |
| September | 5.25 | 5.18 | 4.32 | 5.09 | 20.2 °C |
| October | 3.60 | 4.76 | 4.07 | 4.16 | 14.5 °C |
| November | 2.42 | 4.19 | 3.68 | 3.37 | 8.0 °C |
| December | 1.98 | 4.01 | 3.56 | 3.08 | 4.8 °C |
| Year | 4.80 avg | 4.48 avg | 1400 kWh | 1674 kWh |
Sizing example. To run a 1 kWh-per-day load through June on LiFePO4 batteries (charge controller, battery and inverter losses included) you need about 350 Wp of panels at 70°, versus 380 Wp at 34°. The steep array is 10% smaller for the same winter. Size your own system.
Row spacing in Aranjuez
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.
5.0 mrow pitch at 70°
4.2 mrow pitch at 34°
How Aranjuez compares in Spain
Against the other 543 places in Spain with climate data, for a fixed array at its best angle.
210thof 544 places in Spain for sunshine, shared: 4.80 peak sun hours a day on flat ground.
+5%solar energy a year compared with the average place in Spain: 1,674 against 1,601 kWh per kWp.
−3 mindaylight on the longest day, compared with Madrid: 15 h 01 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); Aranjuez ranks joint 210th. In its darkest month, June, 1 kWp of off-grid panels at 70° makes 3.41 kWh a day here, against 3.03 kWh on average in Spain. The shortest day lasts 9 h 19 min, +2 min compared with Madrid.
Solar forecast for Aranjuez, next 48 hours
Expected output of 1 kWp at 70°, computed from the ICON-EU weather model of the Deutscher Wetterdienst (DWD), Europe.
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Questions about the sun in Aranjuez
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A free, live card for Aranjuez: where the sun is right now on today's path, a countdown to sunset or sunrise, the daylight change, the moon phase at night and the best panel angle.
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.