Borkou · Chad · 17.93° N · 19.10° E
Solar position in Faya-Largeau
Sun position, daylight and the best solar panel angle for Faya-Largeau — computed for 17.93° N, 19.10° E, 242 m above sea level.
The sun right now
Sun in Faya-Largeau today
Saturday, 24 October 2026 · local time UTC+1
| Event | Time | Direction / height |
|---|---|---|
| Astronomical dawn | 04:26 | sun 18° below horizon |
| Nautical dawn | 04:51 | 12° below |
| Civil dawn | 05:17 | 6° below |
| Sunrise | 05:39 | 102° ESE |
| Golden hour ends | 06:09 | sun 6° up |
| Solar noon | 11:27 | 60.3° high |
| Golden hour starts | 16:46 | sun 6° up |
| Sunset | 17:15 | 258° WSW |
| Civil dusk | 17:37 | 6° below |
| Nautical dusk | 18:03 | 12° below |
| Astronomical dusk | 18:28 | 18° below |
| Day length | 11 h 36 min | |
Sun path diagram for Faya-Largeau
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 84.5° at solar noon in Faya-Largeau; on the December solstice only 48.7°. Sunrise swings from 65° ENE in June to 114° ESE in December — a 49° 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 | 06:17 | 11:54 | 17:31 | 11 h 14 min | 52.2° |
| February | 06:07 | 11:57 | 17:47 | 11 h 40 min | 61.6° |
| March | 05:47 | 11:50 | 17:54 | 12 h 08 min | 72.4° |
| April | 05:23 | 11:42 | 18:01 | 12 h 38 min | 84.0° |
| May | 05:09 | 11:40 | 18:11 | 13 h 02 min | 87.7° |
| June | 05:09 | 11:45 | 18:21 | 13 h 12 min | 84.5° |
| July | 05:18 | 11:50 | 18:21 | 13 h 03 min | 87.5° |
| August | 05:27 | 11:46 | 18:05 | 12 h 39 min | 84.1° |
| September | 05:32 | 11:36 | 17:40 | 12 h 08 min | 72.7° |
| October | 05:38 | 11:28 | 17:17 | 11 h 39 min | 61.3° |
| November | 05:52 | 11:29 | 17:06 | 11 h 14 min | 52.1° |
| December | 06:09 | 11:41 | 17:13 | 11 h 03 min | 48.7° |
A year of daylight in Faya-Largeau
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 Faya-Largeau
Fixed array facing south (azimuth 180°). Energy per kWp from NASA POWER monthly climate, including clouds, temperature and snow reflection.
17°collects the most energy over a year: 1984 kWh per kWp.
19°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° | 1909 | 96% | 4.20 | 1.4× |
| 15° | 1982 | 100% | 4.99 | 1.2× |
| 17° year-round best | 1984 | 100% | 5.07 | 1.1× |
| 18° = latitude | 1983 | 100% | 5.11 | 1.1× |
| 19° off-grid best | 1983 | 100% | 5.15 | 1.1× |
| 30° | 1944 | 98% | 5.48 | 1.2× |
| 45° | 1796 | 91% | 5.64 | 1.5× |
| 60° | 1550 | 78% | 5.48 | 2.0× |
| 70° | 1342 | 68% | 5.18 | 2.6× |
| 90° | 913 | 46% | 4.19 | 3.4× |
A fixed array in Faya-Largeau produces the most over a year at 17°. The design month for an off-grid system is December: at 19° it makes 5.15 kWh per kWp a day, 2% more than at 17°, and costs 0% of the yearly total. Why steep panels win winter.
Off-grid solar in Faya-Largeau at 70°
Daily energy of 1 kWp by month. Bars: panels at 70°. Line: panels at 17° (year-round best).
| Month | Sun hours, flat | Sun hours at 70° | kWh/kWp/day at 70° | at 17° | Mean temp. |
|---|---|---|---|---|---|
| January | 5.45 | 6.14 | 5.19 | 5.27 | 17.4 °C |
| February | 6.16 | 5.69 | 4.74 | 5.56 | 20.9 °C |
| March | 6.94 | 4.98 | 4.08 | 5.80 | 25.2 °C |
| April | 7.48 | 3.89 | 3.12 | 5.76 | 29.9 °C |
| May | 7.65 | 2.95 | 2.32 | 5.55 | 33.0 °C |
| June | 7.62 | 2.54 | 1.97 | 5.37 | 34.4 °C |
| July | 7.34 | 2.63 | 2.05 | 5.23 | 34.3 °C |
| August | 6.99 | 3.22 | 2.53 | 5.20 | 33.7 °C |
| September | 7.06 | 4.41 | 3.50 | 5.58 | 32.5 °C |
| October | 6.40 | 5.44 | 4.39 | 5.49 | 28.7 °C |
| November | 5.71 | 6.19 | 5.12 | 5.35 | 22.6 °C |
| December | 5.18 | 6.16 | 5.18 | 5.07 | 18.3 °C |
| Year | 6.67 avg | 4.52 avg | 1342 kWh | 1984 kWh |
Sizing example. To run a 1 kWh-per-day load through June on LiFePO4 batteries (charge controller, battery and inverter losses included) you need about 600 Wp of panels at 70°, versus 230 Wp at 17°. Here the lower tilt is the better winter choice — the sun stays high enough. Size your own system.
Row spacing in Faya-Largeau
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.
2.5 mrow pitch at 70°
2.5 mrow pitch at 17°
How Faya-Largeau compares in Chad
Against the other 45 places in Chad with climate data, for a fixed array at its best angle.
4thof 46 places in Chad for sunshine: 6.67 peak sun hours a day on flat ground.
+11%solar energy a year compared with the average place in Chad: 1,984 against 1,783 kWh per kWp.
+22 mindaylight on the longest day, compared with N'Djamena: 13 h 12 min against 12 h 50 min.
17°best year-round tilt here; across Chad it runs from 12° in Moundou to 17° in Iriba.
Of the 46 places in Chad, Amdjarass gets the most sun (6.85 peak sun hours a day) and Moïssala the least (5.69); Faya-Largeau ranks 4th. In its darkest month, June, 1 kWp of off-grid panels at 70° makes 1.97 kWh a day here, against 1.39 kWh on average in Chad. The shortest day lasts 11 h 03 min, −22 min compared with N'Djamena.
Solar forecast for Faya-Largeau, 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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A free, live card for Faya-Largeau: 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.