Madhesh · Nepal · 26.73° N · 85.93° E
Solar position in Janakpur
Sun position, daylight and the best solar panel angle for Janakpur — computed for 26.73° N, 85.93° E, 83 m above sea level.
The sun right now
Sun in Janakpur today
Saturday, 24 October 2026 · local time UTC+5:45
| Event | Time | Direction / height |
|---|---|---|
| Astronomical dawn | 04:47 | sun 18° below horizon |
| Nautical dawn | 05:14 | 12° below |
| Civil dawn | 05:42 | 6° below |
| Sunrise | 06:05 | 103° ESE |
| Golden hour ends | 06:37 | sun 6° up |
| Solar noon | 11:45 | 51.5° high |
| Golden hour starts | 16:53 | sun 6° up |
| Sunset | 17:25 | 257° WSW |
| Civil dusk | 17:48 | 6° below |
| Nautical dusk | 18:15 | 12° below |
| Astronomical dusk | 18:42 | 18° below |
| Day length | 11 h 19 min | |
Sun path diagram for Janakpur
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 86.7° at solar noon in Janakpur; on the December solstice only 39.9°. Sunrise swings from 63° ENE in June to 116° ESE in December — a 53° 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 | 06:50 | 12:12 | 17:34 | 10 h 44 min | 43.4° |
| February | 06:32 | 12:15 | 17:57 | 11 h 25 min | 52.7° |
| March | 06:04 | 12:08 | 18:12 | 12 h 08 min | 63.5° |
| April | 05:32 | 12:00 | 18:28 | 12 h 56 min | 75.2° |
| May | 05:11 | 11:57 | 18:44 | 13 h 34 min | 83.5° |
| June | 05:08 | 12:03 | 18:57 | 13 h 49 min | 86.7° |
| July | 05:20 | 12:07 | 18:54 | 13 h 35 min | 83.7° |
| August | 05:35 | 12:04 | 18:32 | 12 h 57 min | 75.4° |
| September | 05:49 | 11:54 | 17:59 | 12 h 10 min | 64.0° |
| October | 06:03 | 11:45 | 17:27 | 11 h 24 min | 52.6° |
| November | 06:24 | 11:46 | 17:08 | 10 h 44 min | 43.4° |
| December | 06:45 | 11:59 | 17:13 | 10 h 28 min | 39.9° |
A year of daylight in Janakpur
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 Janakpur
Fixed array facing south (azimuth 180°). Energy per kWp from NASA POWER monthly climate, including clouds, temperature and snow reflection.
26°collects the most energy over a year: 1487 kWh per kWp.
25°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° | 1366 | 92% | 3.62 | 1.9× |
| 15° | 1465 | 99% | 3.54 | 1.6× |
| 25° off-grid best | 1487 | 100% | 3.39 | 1.5× |
| 26° year-round best | 1487 | 100% | 3.37 | 1.5× |
| 27° = latitude | 1487 | 100% | 3.35 | 1.5× |
| 30° | 1484 | 100% | 3.29 | 1.5× |
| 45° | 1420 | 95% | 2.88 | 1.7× |
| 60° | 1278 | 86% | 2.35 | 1.9× |
| 70° | 1145 | 77% | 1.94 | 2.2× |
| 90° | 819 | 55% | 1.18 | 3.0× |
A fixed array in Janakpur produces the most over a year at 26°. The design month for an off-grid system is July: at 25° it makes 3.39 kWh per kWp a day, and costs 0% of the yearly total. Why steep panels win winter.
Off-grid solar in Janakpur at 70°
Daily energy of 1 kWp by month. Bars: panels at 70°. Line: panels at 26° (year-round best).
| Month | Sun hours, flat | Sun hours at 70° | kWh/kWp/day at 70° | at 26° | Mean temp. |
|---|---|---|---|---|---|
| January | 3.19 | 4.00 | 3.43 | 3.42 | 13.6 °C |
| February | 4.35 | 4.69 | 3.97 | 4.35 | 17.2 °C |
| March | 5.55 | 4.74 | 3.93 | 4.98 | 22.5 °C |
| April | 6.19 | 3.88 | 3.14 | 4.92 | 27.3 °C |
| May | 6.08 | 3.05 | 2.43 | 4.46 | 29.3 °C |
| June | 5.35 | 2.60 | 2.06 | 3.83 | 29.5 °C |
| July | 4.59 | 2.44 | 1.94 | 3.37 | 27.1 °C |
| August | 4.87 | 2.93 | 2.36 | 3.75 | 26.5 °C |
| September | 4.50 | 3.36 | 2.74 | 3.75 | 25.2 °C |
| October | 4.55 | 4.52 | 3.74 | 4.31 | 22.7 °C |
| November | 3.95 | 5.06 | 4.26 | 4.25 | 18.8 °C |
| December | 3.16 | 4.36 | 3.73 | 3.55 | 14.8 °C |
| Year | 4.69 avg | 3.80 avg | 1145 kWh | 1487 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 610 Wp of panels at 70°, versus 350 Wp at 26°. Here the lower tilt is the better winter choice — the sun stays high enough. Size your own system.
Row spacing in Janakpur
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.
3.2 mrow pitch at 70°
3.0 mrow pitch at 26°
How Janakpur compares in Nepal
Against the other 45 places in Nepal with climate data, for a fixed array at its best angle.
33rdof 46 places in Nepal for sunshine: 4.70 peak sun hours a day on flat ground.
−4%solar energy a year compared with the average place in Nepal: 1,487 against 1,548 kWh per kWp.
−4 mindaylight on the longest day, compared with Kathmandu: 13 h 49 min against 13 h 54 min.
26°best year-round tilt here; across Nepal it runs from 25° in Rājbirāj to 31° in Dipayal.
Of the 46 places in Nepal, Dārchulā gets the most sun (5.04 peak sun hours a day) and Ilām the least (4.33); Janakpur ranks 33rd. In its darkest month, July, 1 kWp of off-grid panels at 70° makes 1.94 kWh a day here, against 1.97 kWh on average in Nepal. The shortest day lasts 10 h 28 min, +4 min compared with Kathmandu.
Solar forecast for Janakpur, 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 Janakpur
What is the best solar panel angle in Janakpur?
What time is sunrise and sunset in Janakpur today?
How many peak sun hours does Janakpur get?
How high does the sun get in Janakpur?
Is Janakpur a good place for solar panels?
Places near Janakpur
Put this on your site
A free, live card for Janakpur: 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.