Solarposition.org

Carinthia · Austria · 46.62° N · 14.31° E

Solar position in Klagenfurt am Wörthersee

Sun position, daylight and the best solar panel angle for Klagenfurt am Wörthersee — computed for 46.62° N, 14.31° E, 450 m above sea level.

Sunrise today07:32106° ESE
Sunset today18:00253° WSW
Best panel angle39°year-round, facing south
Off-grid angle71°best for the darkest month

The sun right now

Azimuth180.0°
Elevation31.6°
At solar noon, 12:46Open on the sun map

Sun in Klagenfurt am Wörthersee today

Saturday, 24 October 2026 · local time UTC+2

EventTimeDirection / height
Astronomical dawn05:51sun 18° below horizon
Nautical dawn06:2612° below
Civil dawn07:016° below
Sunrise07:32106° ESE
Golden hour ends08:15sun 6° up
Solar noon12:4631.6° high
Golden hour starts17:17sun 6° up
Sunset18:00253° WSW
Civil dusk18:316° below
Nautical dusk19:0612° below
Astronomical dusk19:4118° below
Day length10 h 28 min

Sun path diagram for Klagenfurt am Wörthersee

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 solstice8910111213141516Today
  • June solstice
  • Equinox
  • December solstice
  • Today

On the June solstice the sun reaches 66.8° at solar noon in Klagenfurt am Wörthersee; on the December solstice only 20.0°. Sunrise swings from 54° NE in June to 124° SE in December — a 71° 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
January07:3812:1416:509 h 12 min23.6°
February06:5612:1617:3610 h 40 min32.9°
March06:0412:1018:1612 h 12 min43.7°
April06:0513:0119:5813 h 54 min55.3°
May05:2212:5920:3715 h 15 min63.6°
June05:0913:0420:5915 h 51 min66.8°
July05:3013:0920:4715 h 17 min63.8°
August06:0813:0520:0213 h 54 min55.4°
September06:4812:5519:0212 h 15 min44.0°
October07:2812:4718:0510 h 37 min32.6°
November07:1311:4816:239 h 10 min23.4°
December07:4412:0016:178 h 33 min20.0°

A year of daylight in Klagenfurt am Wörthersee

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 Klagenfurt am Wörthersee

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

39°collects the most energy over a year: 1266 kWh per kWp.

71°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 39°Best worst-month 71°70°Yearly energyWorst-month energy
  • Yearly energy
  • Worst-month energy
TiltkWh/kWp per yearShare of best yearDecember kWh/kWp/dayBest ÷ worst month
0°103782%0.855.6×
15°117893%1.323.7×
30°125499%1.712.8×
39° year-round best1266100%1.902.4×
45°1259100%2.012.2×
47° = latitude125599%2.042.1×
60°119694%2.181.8×
70°111788%2.221.6×
71° off-grid best110888%2.221.6×
90°88670%2.131.5×

A fixed array in Klagenfurt am Wörthersee produces the most over a year at 39°. The design month for an off-grid system is December: at 71° it makes 2.22 kWh per kWp a day, 17% more than at 39°, and costs 12% of the yearly total. Why steep panels win winter.

Off-grid solar in Klagenfurt am Wörthersee at 70°

Daily energy of 1 kWp by month. Bars: panels at 70°. Line: panels at 39° (year-round best).

012345January: 2.62 (70°)2.6JanFebruary: 3.28 (70°)3.3FebMarch: 3.51 (70°)3.5MarApril: 3.41 (70°)3.4AprMay: 3.21 (70°)3.2MayJune: 3.16 (70°)3.2JunJuly: 3.29 (70°)3.3JulAugust: 3.43 (70°)3.4AugSeptember: 3.32 (70°)3.3SepOctober: 3.06 (70°)3.1OctNovember: 2.23 (70°)2.2NovDecember: 2.22 (70°)2.2Dec39°
MonthSun hours, flatSun hours at 70°kWh/kWp/day at 70°at 39°Mean temp.
January snow1.332.882.622.25-3.0 °C
February snow2.143.613.283.01-2.0 °C
March3.283.923.513.762.2 °C
April4.333.903.414.137.2 °C
May5.143.743.214.2911.8 °C
June5.713.753.164.4516.1 °C
July5.783.933.294.5718.1 °C
August4.984.083.434.3617.7 °C
September3.623.863.323.7312.7 °C
October2.453.503.063.078.1 °C
November1.372.512.232.053.3 °C
December snow1.072.462.221.90-1.6 °C
Year3.44 avg3.51 avg1117 kWh1266 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 530 Wp of panels at 70°, versus 620 Wp at 39°. The steep array is 14% smaller for the same winter. Size your own system.

Row spacing in Klagenfurt am Wörthersee

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.

6.9 mrow pitch at 70°

5.7 mrow pitch at 39°

Row spacing calculator

How Klagenfurt am Wörthersee compares in Austria

Against the other 28 places in Austria with climate data, for a fixed array at its best angle.

2ndof 29 places in Austria for sunshine: 3.44 peak sun hours a day on flat ground.

+4%solar energy a year compared with the average place in Austria: 1,266 against 1,220 kWh per kWp.

−14 mindaylight on the longest day, compared with Vienna: 15 h 51 min against 16 h 05 min.

39°best year-round tilt here; across Austria it runs from 37° in Vienna to 41° in Innsbruck.

Of the 29 places in Austria, Villach gets the most sun (3.45 peak sun hours a day) and Linz and 4 other places the least (3.22); Klagenfurt am Wörthersee ranks 2nd. In its darkest month, December, 1 kWp of off-grid panels at 70° makes 2.22 kWh a day here, against 1.92 kWh on average in Austria. The shortest day lasts 8 h 33 min, +13 min compared with Vienna.

The sunniest places in Austria

Solar forecast for Klagenfurt am Wörthersee, 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 Klagenfurt am Wörthersee

What is the best solar panel angle in Klagenfurt am Wörthersee?
For a fixed array facing south, the best year-round tilt in Klagenfurt am Wörthersee is 39°, worth about 1266 kWh per kWp a year. An off-grid system that has to get through December does better at about 71°.
What time is sunrise and sunset in Klagenfurt am Wörthersee today?
On 24 October 2026 the sun rises at 07:32 and sets at 18:00 local time (UTC+2), giving 10 h 28 min of daylight. Solar noon is at 12:46.
How many peak sun hours does Klagenfurt am Wörthersee get?
On a flat surface 3.4 hours a day averaged over the year, from 1.1 in December to 5.8 in July. Panels tilted at 70° receive 2.5 sun hours a day in December.
How high does the sun get in Klagenfurt am Wörthersee?
At solar noon the sun stands 66.8° above the horizon on the June solstice and 20.0° on the December solstice.
Is Klagenfurt am Wörthersee a good place for solar panels?
With 3.4 peak sun hours a day on flat ground, Klagenfurt am Wörthersee ranks 2nd of 29 places in Austria for sunshine. A 1 kWp array at the best angle (39°) makes about 1,266 kWh a year here, 4% more than the average place in Austria.

Places near Klagenfurt am Wörthersee

All places in Austria

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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.