Solarposition.org

Buenos Aires · Argentina · 37.00° S · 57.14° W

Solar position in General Juan Madariaga

Sun position, daylight and the best solar panel angle for General Juan Madariaga — computed for 37.00° S, 57.14° W, 5 m above sea level.

Sunrise today05:52105° ESE
Sunset today19:13254° WSW
Best panel angle31°year-round, facing north
Off-grid angle62°best for the darkest month

The sun right now

Azimuth180.0°
Elevation64.9°
At solar noon, 12:32Open on the sun map

Sun in General Juan Madariaga today

Saturday, 24 October 2026 · local time UTC−3

EventTimeDirection / height
Astronomical dawn04:18sun 18° below horizon
Nautical dawn04:5212° below
Civil dawn05:256° below
Sunrise05:52105° ESE
Golden hour ends06:27sun 6° up
Solar noon12:3264.9° high
Golden hour starts18:38sun 6° up
Sunset19:13254° WSW
Civil dusk19:416° below
Nautical dusk20:1312° below
Astronomical dusk20:4718° below
Day length13 h 22 min

Sun path diagram for General Juan Madariaga

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 solstice91011121314151617EquinoxDecember solstice678910111213141516171819Today
  • June solstice
  • Equinox
  • December solstice
  • Today

On the June solstice the sun reaches 29.6° at solar noon in General Juan Madariaga; on the December solstice only 76.4°. Sunrise swings from 61° ENE in June to 121° ESE in December — a 60° 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
January05:5112:5920:0714 h 15 min72.8°
February06:2513:0119:3713 h 12 min63.4°
March06:5212:5518:5812 h 06 min52.6°
April07:1912:4618:1410 h 55 min41.0°
May07:4512:4517:4410 h 00 min32.7°
June08:0112:5017:389 h 37 min29.6°
July07:5512:5517:549 h 59 min32.6°
August07:2412:5118:1910 h 55 min41.1°
September06:3912:4118:4412 h 05 min52.5°
October05:5512:3319:1013 h 15 min63.9°
November05:2612:3419:4314 h 17 min73.0°
December05:2512:4620:0714 h 42 min76.4°

A year of daylight in General Juan Madariaga

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 General Juan Madariaga

Fixed array facing north (azimuth 0°). Energy per kWp from NASA POWER monthly climate, including clouds, temperature and snow reflection.

31°collects the most energy over a year: 1570 kWh per kWp.

62°gives the most in the darkest month — the one an off-grid system is sized for.

50%60%70%80%90%100%0°10°20°30°40°50°60°70°80°90°Best year-round 31°Best worst-month 62°70°Yearly energyWorst-month energy
  • Yearly energy
  • Worst-month energy
TiltkWh/kWp per yearShare of best yearJune kWh/kWp/dayBest ÷ worst month
0°137187%1.613.8×
15°151597%2.242.7×
30°1569100%2.722.1×
31° year-round best1570100%2.752.0×
37° = latitude1563100%2.891.8×
45°153198%3.031.6×
60°140489%3.161.4×
62° off-grid best138188%3.161.3×
70°127581%3.131.3×
90°93460%2.812.0×

A fixed array in General Juan Madariaga produces the most over a year at 31°. The design month for an off-grid system is June: at 62° it makes 3.16 kWh per kWp a day, 15% more than at 31°, and costs 12% of the yearly total. Why steep panels win winter.

Off-grid solar in General Juan Madariaga at 70°

Daily energy of 1 kWp by month. Bars: panels at 70°. Line: panels at 31° (year-round best).

0123456January: 3.26 (70°)3.3JanFebruary: 3.66 (70°)3.7FebMarch: 3.94 (70°)3.9MarApril: 3.97 (70°)4.0AprMay: 3.36 (70°)3.4MayJune: 3.13 (70°)3.1JunJuly: 3.13 (70°)3.1JulAugust: 3.49 (70°)3.5AugSeptember: 3.81 (70°)3.8SepOctober: 3.65 (70°)3.6OctNovember: 3.38 (70°)3.4NovDecember: 3.18 (70°)3.2Dec31°
MonthSun hours, flatSun hours at 70°kWh/kWp/day at 70°at 31°Mean temp.
January7.183.953.265.4522.0 °C
February6.214.423.665.2121.5 °C
March4.954.703.944.7219.4 °C
April3.624.673.974.0615.9 °C
May2.483.903.363.1212.6 °C
June2.013.593.132.759.5 °C
July2.163.573.132.838.3 °C
August2.944.003.493.459.5 °C
September4.174.403.814.2911.0 °C
October5.394.273.654.8413.9 °C
November6.744.013.385.3717.1 °C
December7.483.833.185.5720.1 °C
Year4.60 avg4.10 avg1275 kWh1570 kWh

Sizing example. To run a 1 kWh-per-day load through July on LiFePO4 batteries (charge controller, battery and inverter losses included) you need about 380 Wp of panels at 70°, versus 430 Wp at 31°. The steep array is 12% smaller for the same winter. Size your own system.

Row spacing in General Juan Madariaga

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.

4.5 mrow pitch at 70°

3.8 mrow pitch at 31°

Row spacing calculator

How General Juan Madariaga compares in Argentina

Against the other 313 places in Argentina with climate data, for a fixed array at its best angle.

290thof 314 places in Argentina for sunshine: 4.60 peak sun hours a day on flat ground.

−4%solar energy a year compared with the average place in Argentina: 1,570 against 1,639 kWh per kWp.

+14 mindaylight on the longest day, compared with Buenos Aires: 14 h 42 min against 14 h 29 min.

31°best year-round tilt here; across Argentina it runs from 21° in Tartagal to 44° in Río Gallegos.

Of the 314 places in Argentina, Belén gets the most sun (6.11 peak sun hours a day) and Ushuaia the least (2.59); General Juan Madariaga ranks 290th. In its darkest month, July, 1 kWp of off-grid panels at 70° makes 3.13 kWh a day here, against 2.68 kWh on average in Argentina. The shortest day lasts 9 h 37 min, −13 min compared with Buenos Aires.

The sunniest places in Argentina

Solar forecast for General Juan Madariaga, 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 General Juan Madariaga

What is the best solar panel angle in General Juan Madariaga?
For a fixed array facing north, the best year-round tilt in General Juan Madariaga is 31°, worth about 1570 kWh per kWp a year. An off-grid system that has to get through June does better at about 62°.
What time is sunrise and sunset in General Juan Madariaga today?
On 24 October 2026 the sun rises at 05:52 and sets at 19:13 local time (UTC−3), giving 13 h 22 min of daylight. Solar noon is at 12:32.
How many peak sun hours does General Juan Madariaga get?
On a flat surface 4.6 hours a day averaged over the year, from 2.0 in June to 7.5 in December. Panels tilted at 70° receive 3.6 sun hours a day in July.
How high does the sun get in General Juan Madariaga?
At solar noon the sun stands 29.6° above the horizon on the June solstice and 76.4° on the December solstice.
Is General Juan Madariaga a good place for solar panels?
With 4.6 peak sun hours a day on flat ground, General Juan Madariaga ranks 290th of 314 places in Argentina for sunshine. A 1 kWp array at the best angle (31°) makes about 1,570 kWh a year here, 4% less than the average place in Argentina.

Places near General Juan Madariaga

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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.