Solarposition.org

Balıkesir · Turkey · 40.10° N · 27.65° E

Solar position in Gönen

Sun position, daylight and the best solar panel angle for Gönen — computed for 40.10° N, 27.65° E, 40 m above sea level.

Sunrise today07:29105° ESE
Sunset today18:17255° WSW
Best panel angle31°year-round, facing south
Off-grid angle63°best for the darkest month

The sun right now

Azimuth180.0°
Elevation38.1°
At solar noon, 12:53Open on the sun map

Sun in Gönen today

Saturday, 24 October 2026 · local time UTC+3

EventTimeDirection / height
Astronomical dawn05:58sun 18° below horizon
Nautical dawn06:3012° below
Civil dawn07:016° below
Sunrise07:29105° ESE
Golden hour ends08:07sun 6° up
Solar noon12:5338.1° high
Golden hour starts17:39sun 6° up
Sunset18:17255° WSW
Civil dusk18:446° below
Nautical dusk19:1612° below
Astronomical dusk19:4718° below
Day length10 h 48 min

Sun path diagram for Gönen

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 solstice67891011121314151617181920EquinoxDecember solstice91011121314151617Today
  • June solstice
  • Equinox
  • December solstice
  • Today

On the June solstice the sun reaches 73.3° at solar noon in Gönen; on the December solstice only 26.5°. 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
January08:2613:2018:149 h 48 min30.1°
February07:5413:2318:5110 h 57 min39.4°
March07:1113:1619:2212 h 11 min50.2°
April06:2213:0819:5313 h 31 min61.8°
May05:4813:0620:2314 h 34 min70.1°
June05:4013:1120:4215 h 02 min73.3°
July05:5713:1520:3314 h 36 min70.3°
August06:2613:1219:5813 h 32 min61.9°
September06:5513:0219:0812 h 13 min50.5°
October07:2612:5318:2110 h 55 min39.1°
November08:0112:5517:489 h 47 min30.0°
December08:2713:0717:469 h 19 min26.5°

A year of daylight in Gönen

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 Gönen

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

31°collects the most energy over a year: 1480 kWh per kWp.

63°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 63°70°Yearly energyWorst-month energy
  • Yearly energy
  • Worst-month energy
TiltkWh/kWp per yearShare of best yearDecember kWh/kWp/dayBest ÷ worst month
0°129988%1.234.9×
15°143197%1.713.5×
30°1480100%2.092.7×
31° year-round best1480100%2.112.7×
40° = latitude146499%2.282.3×
45°144297%2.342.2×
60°132289%2.451.8×
63° off-grid best128987%2.451.8×
70°120181%2.441.7×
90°87959%2.211.7×

A fixed array in Gönen produces the most over a year at 31°. The design month for an off-grid system is December: at 63° it makes 2.45 kWh per kWp a day, 16% more than at 31°, and costs 13% of the yearly total. Why steep panels win winter.

Off-grid solar in Gönen at 70°

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

0123456January: 2.51 (70°)2.5JanFebruary: 2.79 (70°)2.8FebMarch: 3.44 (70°)3.4MarApril: 3.58 (70°)3.6AprMay: 3.43 (70°)3.4MayJune: 3.25 (70°)3.3JunJuly: 3.47 (70°)3.5JulAugust: 3.89 (70°)3.9AugSeptember: 4.07 (70°)4.1SepOctober: 3.59 (70°)3.6OctNovember: 3.00 (70°)3.0NovDecember: 2.44 (70°)2.4Dec31°
MonthSun hours, flatSun hours at 70°kWh/kWp/day at 70°at 31°Mean temp.
January1.712.832.512.254.3 °C
February2.413.172.792.785.5 °C
March3.693.933.443.838.1 °C
April5.124.163.584.6611.8 °C
May6.364.073.435.1817.0 °C
June7.193.943.255.4421.7 °C
July7.514.253.475.6924.5 °C
August6.584.753.895.4924.8 °C
September4.944.884.074.7720.7 °C
October3.264.223.593.6515.5 °C
November2.123.453.002.7210.6 °C
December1.542.772.442.116.0 °C
Year4.38 avg3.87 avg1201 kWh1480 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 480 Wp of panels at 70°, versus 560 Wp at 31°. The steep array is 13% smaller for the same winter. Size your own system.

Row spacing in Gönen

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°

4.1 mrow pitch at 31°

Row spacing calculator

How Gönen compares in Turkey

Against the other 415 places in Turkey with climate data, for a fixed array at its best angle.

272ndof 416 places in Turkey for sunshine, shared: 4.38 peak sun hours a day on flat ground.

−6%solar energy a year compared with the average place in Turkey: 1,480 against 1,567 kWh per kWp.

−6 mindaylight on the longest day, compared with Istanbul: 15 h 02 min against 15 h 08 min.

31°best year-round tilt here; across Turkey it runs from 29° in Antakya to 36° in Ardahan.

Of the 416 places in Turkey, Sarigerme and 2 other places get the most sun (5.11 peak sun hours a day) and Hopa the least (3.80); Gönen ranks joint 272nd. In its darkest month, December, 1 kWp of off-grid panels at 70° makes 2.44 kWh a day here, against 2.84 kWh on average in Turkey. The shortest day lasts 9 h 19 min, +6 min compared with Istanbul.

The sunniest places in Turkey

Solar forecast for Gönen, 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 Gönen

What is the best solar panel angle in Gönen?
For a fixed array facing south, the best year-round tilt in Gönen is 31°, worth about 1480 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 Gönen today?
On 24 October 2026 the sun rises at 07:29 and sets at 18:17 local time (UTC+3), giving 10 h 48 min of daylight. Solar noon is at 12:53.
How many peak sun hours does Gönen get?
On a flat surface 4.4 hours a day averaged over the year, from 1.5 in December to 7.5 in July. Panels tilted at 70° receive 2.8 sun hours a day in December.
How high does the sun get in Gönen?
At solar noon the sun stands 73.3° above the horizon on the June solstice and 26.5° on the December solstice.
Is Gönen a good place for solar panels?
With 4.4 peak sun hours a day on flat ground, Gönen ranks joint 272nd of 416 places in Turkey for sunshine. A 1 kWp array at the best angle (31°) makes about 1,480 kWh a year here, 6% less than the average place in Turkey.

Places near Gönen

All places in Turkey

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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.