Bosnia and Herzegovina · 44.87° N · 18.82° E
Solar position in Brčko
Sun position, daylight and the best solar panel angle for Brčko — computed for 44.87° N, 18.82° E, 92 m above sea level.
The sun right now
Sun in Brčko today
Saturday, 24 October 2026 · local time UTC+2
| Event | Time | Direction / height |
|---|---|---|
| Astronomical dawn | 05:33 | sun 18° below horizon |
| Nautical dawn | 06:07 | 12° below |
| Civil dawn | 06:41 | 6° below |
| Sunrise | 07:11 | 106° ESE |
| Golden hour ends | 07:52 | sun 6° up |
| Solar noon | 12:28 | 33.3° high |
| Golden hour starts | 17:04 | sun 6° up |
| Sunset | 17:45 | 254° WSW |
| Civil dusk | 18:15 | 6° below |
| Nautical dusk | 18:49 | 12° below |
| Astronomical dusk | 19:23 | 18° below |
| Day length | 10 h 33 min | |
Sun path diagram for Brčko
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 68.6° at solar noon in Brčko; on the December solstice only 21.7°. Sunrise swings from 55° NE in June to 123° ESE in December — a 68° 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 | 07:15 | 11:56 | 16:37 | 9 h 22 min | 25.3° |
| February | 06:36 | 11:58 | 17:21 | 10 h 45 min | 34.7° |
| March | 05:46 | 11:52 | 17:58 | 12 h 12 min | 45.5° |
| April | 05:50 | 12:43 | 19:37 | 13 h 47 min | 57.1° |
| May | 05:10 | 12:41 | 20:13 | 15 h 03 min | 65.4° |
| June | 04:58 | 12:46 | 20:34 | 15 h 36 min | 68.6° |
| July | 05:18 | 12:51 | 20:23 | 15 h 05 min | 65.6° |
| August | 05:53 | 12:47 | 19:41 | 13 h 48 min | 57.2° |
| September | 06:30 | 12:37 | 18:44 | 12 h 14 min | 45.7° |
| October | 07:07 | 12:29 | 17:50 | 10 h 42 min | 34.4° |
| November | 06:49 | 11:30 | 16:10 | 9 h 21 min | 25.2° |
| December | 07:19 | 11:42 | 16:06 | 8 h 47 min | 21.7° |
A year of daylight in Brčko
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 Brčko
Fixed array facing south (azimuth 180°). Energy per kWp from NASA POWER monthly climate, including clouds, temperature and snow reflection.
35°collects the most energy over a year: 1285 kWh per kWp.
66°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° | 1087 | 85% | 0.84 | 6.0× |
| 15° | 1218 | 95% | 1.21 | 4.3× |
| 30° | 1280 | 100% | 1.51 | 3.3× |
| 35° year-round best | 1285 | 100% | 1.59 | 3.1× |
| 45° = latitude | 1269 | 99% | 1.72 | 2.7× |
| 60° | 1186 | 92% | 1.82 | 2.2× |
| 66° off-grid best | 1134 | 88% | 1.83 | 2.1× |
| 70° | 1094 | 85% | 1.83 | 2.0× |
| 90° | 838 | 65% | 1.69 | 1.6× |
A fixed array in Brčko produces the most over a year at 35°. The design month for an off-grid system is December: at 66° it makes 1.83 kWh per kWp a day, 15% more than at 35°, and costs 12% of the yearly total. Why steep panels win winter.
Off-grid solar in Brčko at 70°
Daily energy of 1 kWp by month. Bars: panels at 70°. Line: panels at 35° (year-round best).
| Month | Sun hours, flat | Sun hours at 70° | kWh/kWp/day at 70° | at 35° | Mean temp. |
|---|---|---|---|---|---|
| January snow | 1.31 | 2.44 | 2.19 | 1.91 | -0.6 °C |
| February | 2.06 | 2.93 | 2.63 | 2.57 | 1.1 °C |
| March | 3.29 | 3.81 | 3.36 | 3.63 | 5.6 °C |
| April | 4.56 | 4.00 | 3.46 | 4.27 | 10.9 °C |
| May | 5.46 | 3.86 | 3.26 | 4.53 | 15.8 °C |
| June | 6.08 | 3.82 | 3.17 | 4.72 | 20.0 °C |
| July | 6.24 | 4.05 | 3.33 | 4.89 | 22.6 °C |
| August | 5.52 | 4.40 | 3.63 | 4.76 | 22.6 °C |
| September | 3.88 | 4.07 | 3.44 | 3.90 | 17.0 °C |
| October | 2.68 | 3.76 | 3.25 | 3.23 | 11.7 °C |
| November | 1.57 | 2.73 | 2.40 | 2.18 | 6.2 °C |
| December | 1.06 | 2.04 | 1.83 | 1.59 | 0.7 °C |
| Year | 3.65 avg | 3.50 avg | 1094 kWh | 1285 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 650 Wp of panels at 70°, versus 740 Wp at 35°. The steep array is 13% smaller for the same winter. Size your own system.
Row spacing in Brčko
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.
6.3 mrow pitch at 70°
5.1 mrow pitch at 35°
How Brčko compares in Bosnia and Herzegovina
Against the other 22 places in Bosnia and Herzegovina with climate data, for a fixed array at its best angle.
15thof 23 places in Bosnia and Herzegovina for sunshine, shared: 3.65 peak sun hours a day on flat ground.
−1%solar energy a year compared with the average place in Bosnia and Herzegovina: 1,285 against 1,304 kWh per kWp.
+8 mindaylight on the longest day, compared with Sarajevo: 15 h 36 min against 15 h 28 min.
35°best year-round tilt here, the same everywhere in Bosnia and Herzegovina.
Of the 23 places in Bosnia and Herzegovina, Trebinje gets the most sun (4.14 peak sun hours a day) and Banja Luka the least (3.60); Brčko ranks joint 15th. In its darkest month, December, 1 kWp of off-grid panels at 70° makes 1.83 kWh a day here, against 2.08 kWh on average in Bosnia and Herzegovina. The shortest day lasts 8 h 47 min, −7 min compared with Sarajevo.
Solar forecast for Brčko, 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 Brčko
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A free, live card for Brčko: 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.