Anambra · Nigeria · 6.02° N · 7.02° E
Solar position in Igbo-Ukwu
Sun position, daylight and the best solar panel angle for Igbo-Ukwu — computed for 6.02° N, 7.02° E, 359 m above sea level.
The sun right now
Sun in Igbo-Ukwu today
Saturday, 24 October 2026 · local time UTC+1
| Event | Time | Direction / height |
|---|---|---|
| Astronomical dawn | 05:07 | sun 18° below horizon |
| Nautical dawn | 05:31 | 12° below |
| Civil dawn | 05:56 | 6° below |
| Sunrise | 06:17 | 102° ESE |
| Golden hour ends | 06:45 | sun 6° up |
| Solar noon | 12:16 | 72.1° high |
| Golden hour starts | 17:46 | sun 6° up |
| Sunset | 18:14 | 258° WSW |
| Civil dusk | 18:35 | 6° below |
| Nautical dusk | 19:00 | 12° below |
| Astronomical dusk | 19:24 | 18° below |
| Day length | 11 h 57 min | |
Sun path diagram for Igbo-Ukwu
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 72.6° at solar noon in Igbo-Ukwu; on the December solstice only 60.6°. Sunrise swings from 66° ENE in June to 113° ESE in December — a 47° 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 | 06:48 | 12:43 | 18:38 | 11 h 50 min | 64.2° |
| February | 06:46 | 12:45 | 18:44 | 11 h 58 min | 73.5° |
| March | 06:35 | 12:39 | 18:42 | 12 h 07 min | 84.3° |
| April | 06:22 | 12:30 | 18:39 | 12 h 17 min | 84.1° |
| May | 06:16 | 12:28 | 18:41 | 12 h 25 min | 75.8° |
| June | 06:19 | 12:33 | 18:47 | 12 h 28 min | 72.6° |
| July | 06:25 | 12:38 | 18:50 | 12 h 25 min | 75.6° |
| August | 06:26 | 12:35 | 18:43 | 12 h 17 min | 84.0° |
| September | 06:21 | 12:24 | 18:28 | 12 h 07 min | 84.6° |
| October | 06:17 | 12:16 | 18:15 | 11 h 58 min | 73.2° |
| November | 06:22 | 12:17 | 18:12 | 11 h 50 min | 64.0° |
| December | 06:36 | 12:29 | 18:23 | 11 h 47 min | 60.6° |
A year of daylight in Igbo-Ukwu
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 Igbo-Ukwu
Fixed array facing south (azimuth 180°). Energy per kWp from NASA POWER monthly climate, including clouds, temperature and snow reflection.
8°collects the most energy over a year: 1333 kWh per kWp.
0°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 | July kWh/kWp/day | Best ÷ worst month |
|---|---|---|---|---|
| 0° off-grid best | 1324 | 99% | 3.05 | 1.3× |
| 6° = latitude | 1332 | 100% | 2.97 | 1.4× |
| 8° year-round best | 1333 | 100% | 2.94 | 1.4× |
| 15° | 1325 | 99% | 2.82 | 1.5× |
| 30° | 1258 | 94% | 2.45 | 1.8× |
| 45° | 1129 | 85% | 1.97 | 2.2× |
| 60° | 947 | 71% | 1.44 | 2.8× |
| 70° | 811 | 61% | 1.13 | 3.3× |
| 90° | 571 | 43% | 0.97 | 2.8× |
A fixed array in Igbo-Ukwu produces the most over a year at 8°. The design month for an off-grid system is July: at 0° it makes 3.05 kWh per kWp a day, 4% more than at 8°, and costs 1% of the yearly total. Why steep panels win winter.
Off-grid solar in Igbo-Ukwu at 70°
Daily energy of 1 kWp by month. Bars: panels at 70°. Line: panels at 8° (year-round best).
| Month | Sun hours, flat | Sun hours at 70° | kWh/kWp/day at 70° | at 8° | Mean temp. |
|---|---|---|---|---|---|
| January | 5.02 | 4.27 | 3.51 | 4.19 | 24.5 °C |
| February | 4.80 | 3.47 | 2.82 | 3.90 | 26.3 °C |
| March | 4.87 | 2.89 | 2.33 | 3.87 | 26.9 °C |
| April | 4.93 | 2.22 | 1.77 | 3.84 | 26.8 °C |
| May | 4.77 | 1.68 | 1.32 | 3.66 | 26.4 °C |
| June | 4.29 | 1.50 | 1.18 | 3.27 | 25.5 °C |
| July | 3.84 | 1.44 | 1.13 | 2.94 | 24.9 °C |
| August | 3.81 | 1.68 | 1.33 | 2.96 | 24.8 °C |
| September | 4.11 | 2.24 | 1.80 | 3.26 | 25.0 °C |
| October | 4.53 | 3.05 | 2.48 | 3.67 | 25.4 °C |
| November | 4.90 | 4.03 | 3.29 | 4.07 | 25.9 °C |
| December | 5.00 | 4.53 | 3.72 | 4.21 | 24.9 °C |
| Year | 4.57 avg | 2.75 avg | 811 kWh | 1333 kWh |
Sizing example. To run a 1 kWh-per-day load through July on LiFePO4 batteries (charge controller, battery and inverter losses included) you need about 1,040 Wp of panels at 70°, versus 400 Wp at 8°. Here the lower tilt is the better winter choice — the sun stays high enough. Size your own system.
Row spacing in Igbo-Ukwu
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.
1.9 mrow pitch at 70°
2.2 mrow pitch at 8°
How Igbo-Ukwu compares in Nigeria
Against the other 267 places in Nigeria with climate data, for a fixed array at its best angle.
227thof 268 places in Nigeria for sunshine, shared: 4.57 peak sun hours a day on flat ground.
−11%solar energy a year compared with the average place in Nigeria: 1,333 against 1,489 kWh per kWp.
−2 mindaylight on the longest day, compared with Lagos: 12 h 28 min against 12 h 30 min.
8°best year-round tilt here; across Nigeria it runs from 7° in Port Harcourt to 15° in Gamboru.
Of the 268 places in Nigeria, Kumagunnam and one other place get the most sun (6.17 peak sun hours a day) and Bonny the least (4.14); Igbo-Ukwu ranks joint 227th. In its darkest month, July, 1 kWp of off-grid panels at 70° makes 1.13 kWh a day here, against 1.26 kWh on average in Nigeria. The shortest day lasts 11 h 47 min, +2 min compared with Lagos.
Solar forecast for Igbo-Ukwu, 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 Igbo-Ukwu: 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.