Solarposition.org

Maryland County · Liberia · 4.38° N · 7.71° W

Solar position in Harper

Sun position, daylight and the best solar panel angle for Harper — computed for 4.38° N, 7.71° W, 14 m above sea level.

Sunrise today06:15102° ESE
Sunset today18:14258° WSW
Best panel angle5°year-round, facing south
Off-grid angle0°best for the darkest month

The sun right now

Azimuth180.0°
Elevation73.8°
At solar noon, 12:14Open on the sun map

Sun in Harper today

Saturday, 24 October 2026 · local time UTC

EventTimeDirection / height
Astronomical dawn05:05sun 18° below horizon
Nautical dawn05:2912° below
Civil dawn05:546° below
Sunrise06:15102° ESE
Golden hour ends06:43sun 6° up
Solar noon12:1473.8° high
Golden hour starts17:46sun 6° up
Sunset18:14258° WSW
Civil dusk18:356° below
Nautical dusk19:0012° below
Astronomical dusk19:2418° below
Day length11 h 59 min

Sun path diagram for Harper

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 solstice789101112131415161718EquinoxDecember solstice789101112131415161718Today
  • June solstice
  • Equinox
  • December solstice
  • Today

On the June solstice the sun reaches 70.9° at solar noon in Harper; on the December solstice only 62.2°. 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.

MonthSunriseSolar noonSunsetDay lengthNoon elevation
January06:4412:4218:3911 h 55 min65.8°
February06:4412:4418:4412 h 00 min75.2°
March06:3412:3718:4112 h 07 min86.0°
April06:2212:2918:3612 h 14 min82.4°
May06:1712:2718:3712 h 20 min74.1°
June06:2112:3218:4312 h 23 min70.9°
July06:2712:3718:4712 h 20 min74.0°
August06:2612:3418:4112 h 14 min82.4°
September06:2012:2318:2712 h 07 min86.2°
October06:1512:1518:1512 h 00 min74.8°
November06:1912:1618:1311 h 54 min65.7°
December06:3212:2818:2511 h 52 min62.2°

A year of daylight in Harper

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 Harper

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

5°collects the most energy over a year: 1347 kWh per kWp.

0°gives the most in the darkest month — the one an off-grid system is sized for.

20%30%40%50%60%70%80%90%100%0°10°20°30°40°50°60°70°80°90°Best year-round 5°Best worst-month 0°70°Yearly energyWorst-month energy
  • Yearly energy
  • Worst-month energy
TiltkWh/kWp per yearShare of best yearJune kWh/kWp/dayBest ÷ worst month
0° off-grid best1342100%3.141.3×
4° = latitude1347100%3.081.3×
5° year-round best1347100%3.061.3×
15°133299%2.851.4×
30°125293%2.411.7×
45°110882%1.872.1×
60°91368%1.292.8×
70°77157%1.053.1×
90°53240%0.932.6×

A fixed array in Harper produces the most over a year at 5°. The design month for an off-grid system is June: at 0° it makes 3.14 kWh per kWp a day, 3% more than at 5°, and costs 0% of the yearly total. Why steep panels win winter.

Off-grid solar in Harper at 70°

Daily energy of 1 kWp by month. Bars: panels at 70°. Line: panels at 5° (year-round best).

012345January: 3.27 (70°)3.3JanFebruary: 2.74 (70°)2.7FebMarch: 2.34 (70°)2.3MarApril: 1.64 (70°)1.6AprMay: 1.17 (70°)1.2MayJune: 1.05 (70°)1.1JunJuly: 1.06 (70°)1.1JulAugust: 1.29 (70°)1.3AugSeptember: 1.78 (70°)1.8SepOctober: 2.55 (70°)2.6OctNovember: 3.18 (70°)3.2NovDecember: 3.31 (70°)3.3Dec5°
MonthSun hours, flatSun hours at 70°kWh/kWp/day at 70°at 5°Mean temp.
January4.834.013.273.9326.7 °C
February4.793.382.743.8527.1 °C
March5.162.912.344.1127.2 °C
April5.062.071.643.9627.2 °C
May4.471.501.173.4626.9 °C
June3.971.351.053.0625.9 °C
July4.291.361.063.3324.8 °C
August4.321.631.293.4024.7 °C
September4.382.221.783.4925.2 °C
October4.833.142.553.8925.9 °C
November4.873.913.183.9726.4 °C
December4.684.073.313.8326.5 °C
Year4.64 avg2.63 avg771 kWh1347 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 1,120 Wp of panels at 70°, versus 390 Wp at 5°. Here the lower tilt is the better winter choice — the sun stays high enough. Size your own system.

Row spacing in Harper

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.

1.8 mrow pitch at 70°

2.1 mrow pitch at 5°

Row spacing calculator

How Harper compares in Liberia

Against the other 15 places in Liberia with climate data, for a fixed array at its best angle.

8thof 16 places in Liberia for sunshine: 4.64 peak sun hours a day on flat ground.

−1%solar energy a year compared with the average place in Liberia: 1,347 against 1,364 kWh per kWp.

−7 mindaylight on the longest day, compared with Monrovia: 12 h 23 min against 12 h 29 min.

5°best year-round tilt here; across Liberia it runs from 5° in Harper to 11° in Foya Kamara.

Of the 16 places in Liberia, Voinjama gets the most sun (4.99 peak sun hours a day) and Buchanan and 2 other places the least (4.54); Harper ranks 8th. In its darkest month, June, 1 kWp of off-grid panels at 70° makes 1.06 kWh a day here, against 1.15 kWh on average in Liberia. The shortest day lasts 11 h 52 min, +7 min compared with Monrovia.

The sunniest places in Liberia

Solar forecast for Harper, 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 Harper

What is the best solar panel angle in Harper?
For a fixed array facing south, the best year-round tilt in Harper is 5°, worth about 1347 kWh per kWp a year. An off-grid system that has to get through June does better at about 0°.
What time is sunrise and sunset in Harper today?
On 24 October 2026 the sun rises at 06:15 and sets at 18:14 local time (UTC), giving 11 h 59 min of daylight. Solar noon is at 12:14.
How many peak sun hours does Harper get?
On a flat surface 4.6 hours a day averaged over the year, from 4.0 in June to 5.2 in March. Panels tilted at 70° receive 1.4 sun hours a day in June.
How high does the sun get in Harper?
At solar noon the sun stands 70.9° above the horizon on the June solstice and 62.2° on the December solstice.
Is Harper a good place for solar panels?
With 4.6 peak sun hours a day on flat ground, Harper ranks 8th of 16 places in Liberia for sunshine. A 1 kWp array at the best angle (5°) makes about 1,347 kWh a year here, 1% less than the average place in Liberia.

Places near Harper

All places in Liberia

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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.