Solarposition.org

Hradec Králové Region · Czechia · 50.21° N · 15.83° E

Solar position in Hradec Králové

Sun position, daylight and the best solar panel angle for Hradec Králové — computed for 50.21° N, 15.83° E, 250 m above sea level.

Sunrise today07:33108° ESE
Sunset today17:47252° WSW
Best panel angle38°year-round, facing south
Off-grid angle73°best for the darkest month

The sun right now

Azimuth180.0°
Elevation28.0°
At solar noon, 12:40Open on the sun map

Sun in Hradec Králové today

Saturday, 24 October 2026 · local time UTC+2

EventTimeDirection / height
Astronomical dawn05:44sun 18° below horizon
Nautical dawn06:2212° below
Civil dawn06:596° below
Sunrise07:33108° ESE
Golden hour ends08:19sun 6° up
Solar noon12:4028.0° high
Golden hour starts17:01sun 6° up
Sunset17:47252° WSW
Civil dusk18:206° below
Nautical dusk18:5812° below
Astronomical dusk19:3618° below
Day length10 h 14 min

Sun path diagram for Hradec Králové

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 solstice567891011121314151617181920EquinoxDecember solstice9101112131415Today
  • June solstice
  • Equinox
  • December solstice
  • Today

On the June solstice the sun reaches 63.2° at solar noon in Hradec Králové; on the December solstice only 16.4°. Sunrise swings from 50° NE in June to 127° SE in December — a 77° 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
January07:4412:0816:318 h 47 min20.0°
February06:5612:1017:2410 h 28 min29.4°
March05:5712:0418:1112 h 13 min40.1°
April05:5112:5520:0014 h 09 min51.7°
May05:0212:5320:4415 h 43 min60.0°
June04:4612:5821:1016 h 24 min63.2°
July05:1013:0320:5515 h 45 min60.2°
August05:5412:5920:0414 h 09 min51.8°
September06:4112:4918:5712 h 16 min40.4°
October07:2812:4017:5310 h 25 min29.0°
November07:1911:4216:058 h 45 min19.9°
December07:5311:5415:558 h 02 min16.4°

A year of daylight in Hradec Králové

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 Hradec Králové

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

38°collects the most energy over a year: 1094 kWh per kWp.

73°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 38°Best worst-month 73°70°Yearly energyWorst-month energy
  • Yearly energy
  • Worst-month energy
TiltkWh/kWp per yearShare of best yearDecember kWh/kWp/dayBest ÷ worst month
0°90383%0.508.9×
15°102293%0.766.0×
30°108599%0.994.5×
38° year-round best1094100%1.094.0×
45°108899%1.163.6×
50° = latitude107698%1.203.4×
60°103294%1.263.0×
70°96488%1.292.7×
73° off-grid best93986%1.292.6×
90°76470%1.242.1×

A fixed array in Hradec Králové produces the most over a year at 38°. The design month for an off-grid system is December: at 73° it makes 1.29 kWh per kWp a day, 19% more than at 38°, and costs 14% of the yearly total. Why steep panels win winter.

Off-grid solar in Hradec Králové at 70°

Daily energy of 1 kWp by month. Bars: panels at 70°. Line: panels at 38° (year-round best).

012345January: 1.62 (70°)1.6JanFebruary: 2.35 (70°)2.3FebMarch: 2.99 (70°)3.0MarApril: 3.50 (70°)3.5AprMay: 3.30 (70°)3.3MayJune: 3.16 (70°)3.2JunJuly: 3.15 (70°)3.2JulAugust: 3.27 (70°)3.3AugSeptember: 3.13 (70°)3.1SepOctober: 2.44 (70°)2.4OctNovember: 1.48 (70°)1.5NovDecember: 1.29 (70°)1.3Dec38°
MonthSun hours, flatSun hours at 70°kWh/kWp/day at 70°at 38°Mean temp.
January snow0.851.791.621.36-3.2 °C
February snow1.602.602.352.18-1.8 °C
March2.713.362.993.142.3 °C
April4.194.013.504.128.0 °C
May5.013.863.304.3012.8 °C
June5.383.773.164.3216.9 °C
July5.203.793.154.2319.1 °C
August4.523.913.274.0318.7 °C
September3.253.663.133.4313.6 °C
October1.912.802.442.408.1 °C
November0.921.681.481.333.2 °C
December snow0.651.441.291.09-1.5 °C
Year3.02 avg3.06 avg964 kWh1094 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 920 Wp of panels at 70°, versus 1,090 Wp at 38°. The steep array is 16% smaller for the same winter. Size your own system.

Row spacing in Hradec Králové

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.

8.7 mrow pitch at 70°

6.8 mrow pitch at 38°

Row spacing calculator

How Hradec Králové compares in Czechia

Against the other 95 places in Czechia with climate data, for a fixed array at its best angle.

61stof 96 places in Czechia for sunshine, shared: 3.02 peak sun hours a day on flat ground.

−1%solar energy a year compared with the average place in Czechia: 1,094 against 1,107 kWh per kWp.

+1 mindaylight on the longest day, compared with Prague: 16 h 24 min against 16 h 23 min.

38°best year-round tilt here; across Czechia it runs from 38° in Prague to 39° in Ostrava.

Of the 96 places in Czechia, Břeclav gets the most sun (3.25 peak sun hours a day) and Děčín and 10 other places the least (2.96); Hradec Králové ranks joint 61st. In its darkest month, December, 1 kWp of off-grid panels at 70° makes 1.29 kWh a day here, against 1.35 kWh on average in Czechia. The shortest day lasts 8 h 02 min, −1 min compared with Prague.

The sunniest places in Czechia

Solar forecast for Hradec Králové, 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 Hradec Králové

What is the best solar panel angle in Hradec Králové?
For a fixed array facing south, the best year-round tilt in Hradec Králové is 38°, worth about 1094 kWh per kWp a year. An off-grid system that has to get through December does better at about 73°.
What time is sunrise and sunset in Hradec Králové today?
On 24 October 2026 the sun rises at 07:33 and sets at 17:47 local time (UTC+2), giving 10 h 14 min of daylight. Solar noon is at 12:40.
How many peak sun hours does Hradec Králové get?
On a flat surface 3.0 hours a day averaged over the year, from 0.7 in December to 5.4 in June. Panels tilted at 70° receive 1.4 sun hours a day in December.
How high does the sun get in Hradec Králové?
At solar noon the sun stands 63.2° above the horizon on the June solstice and 16.4° on the December solstice.
Is Hradec Králové a good place for solar panels?
With 3.0 peak sun hours a day on flat ground, Hradec Králové ranks joint 61st of 96 places in Czechia for sunshine. A 1 kWp array at the best angle (38°) makes about 1,094 kWh a year here, 1% less than the average place in Czechia.

Places near Hradec Králové

All places in Czechia

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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.