Assam · India · 26.84° N · 92.67° E
Solar position in Rangāpāra
Sun position, daylight and the best solar panel angle for Rangāpāra — computed for 26.84° N, 92.67° E, 91 m above sea level.
The sun right now
Sun in Rangāpāra today
Saturday, 24 October 2026 · local time UTC+5:30
| Event | Time | Direction / height |
|---|---|---|
| Astronomical dawn | 04:05 | sun 18° below horizon |
| Nautical dawn | 04:32 | 12° below |
| Civil dawn | 05:00 | 6° below |
| Sunrise | 05:23 | 103° ESE |
| Golden hour ends | 05:55 | sun 6° up |
| Solar noon | 11:03 | 51.4° high |
| Golden hour starts | 16:11 | sun 6° up |
| Sunset | 16:42 | 257° WSW |
| Civil dusk | 17:06 | 6° below |
| Nautical dusk | 17:33 | 12° below |
| Astronomical dusk | 18:00 | 18° below |
| Day length | 11 h 19 min | |
Sun path diagram for Rangāpāra
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 86.6° at solar noon in Rangāpāra; on the December solstice only 39.7°. 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 | 06:08 | 11:30 | 16:52 | 10 h 44 min | 43.3° |
| February | 05:50 | 11:33 | 17:15 | 11 h 24 min | 52.6° |
| March | 05:22 | 11:26 | 17:30 | 12 h 08 min | 63.4° |
| April | 04:50 | 11:18 | 17:46 | 12 h 56 min | 75.0° |
| May | 04:29 | 11:15 | 18:03 | 13 h 34 min | 83.4° |
| June | 04:26 | 11:21 | 18:16 | 13 h 50 min | 86.6° |
| July | 04:38 | 11:25 | 18:13 | 13 h 35 min | 83.6° |
| August | 04:53 | 11:22 | 17:51 | 12 h 57 min | 75.3° |
| September | 05:07 | 11:12 | 17:17 | 12 h 10 min | 63.9° |
| October | 05:22 | 11:03 | 16:45 | 11 h 24 min | 52.5° |
| November | 05:43 | 11:04 | 16:26 | 10 h 44 min | 43.3° |
| December | 06:03 | 11:17 | 16:30 | 10 h 27 min | 39.7° |
A year of daylight in Rangāpāra
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 Rangāpāra
Fixed array facing south (azimuth 180°). Energy per kWp from NASA POWER monthly climate, including clouds, temperature and snow reflection.
29°collects the most energy over a year: 1369 kWh per kWp.
11°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 | June kWh/kWp/day | Best ÷ worst month |
|---|---|---|---|---|
| 0° | 1232 | 90% | 3.43 | 1.3× |
| 11° off-grid best | 1315 | 96% | 3.38 | 1.2× |
| 15° | 1336 | 98% | 3.34 | 1.2× |
| 27° = latitude | 1368 | 100% | 3.16 | 1.4× |
| 29° year-round best | 1369 | 100% | 3.12 | 1.4× |
| 30° | 1368 | 100% | 3.10 | 1.4× |
| 45° | 1326 | 97% | 2.72 | 1.7× |
| 60° | 1213 | 89% | 2.22 | 2.1× |
| 70° | 1102 | 81% | 1.85 | 2.4× |
| 90° | 818 | 60% | 1.17 | 3.2× |
A fixed array in Rangāpāra produces the most over a year at 29°. The design month for an off-grid system is June: at 11° it makes 3.38 kWh per kWp a day, 8% more than at 29°, and costs 4% of the yearly total. Why steep panels win winter.
Off-grid solar in Rangāpāra at 70°
Daily energy of 1 kWp by month. Bars: panels at 70°. Line: panels at 29° (year-round best).
| Month | Sun hours, flat | Sun hours at 70° | kWh/kWp/day at 70° | at 29° | Mean temp. |
|---|---|---|---|---|---|
| January | 3.49 | 4.65 | 4.04 | 4.00 | 10.6 °C |
| February | 3.98 | 4.25 | 3.65 | 4.06 | 12.8 °C |
| March | 4.51 | 3.76 | 3.19 | 4.06 | 16.4 °C |
| April | 4.56 | 2.99 | 2.48 | 3.66 | 19.7 °C |
| May | 4.64 | 2.58 | 2.11 | 3.48 | 21.7 °C |
| June | 4.30 | 2.29 | 1.85 | 3.12 | 23.3 °C |
| July | 4.29 | 2.37 | 1.91 | 3.15 | 23.5 °C |
| August | 4.45 | 2.75 | 2.24 | 3.42 | 23.5 °C |
| September | 4.13 | 3.08 | 2.53 | 3.43 | 22.3 °C |
| October | 4.19 | 4.09 | 3.43 | 4.01 | 19.4 °C |
| November | 3.92 | 5.14 | 4.38 | 4.41 | 15.4 °C |
| December | 3.48 | 5.15 | 4.45 | 4.22 | 12.1 °C |
| Year | 4.16 avg | 3.59 avg | 1102 kWh | 1369 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 640 Wp of panels at 70°, versus 380 Wp at 29°. Here the lower tilt is the better winter choice — the sun stays high enough. Size your own system.
Row spacing in Rangāpāra
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°
3.1 mrow pitch at 29°
How Rangāpāra compares in India
Against the other 3,734 places in India with climate data, for a fixed array at its best angle.
3712thof 3,735 places in India for sunshine: 4.16 peak sun hours a day on flat ground.
−13%solar energy a year compared with the average place in India: 1,368 against 1,575 kWh per kWp.
+33 mindaylight on the longest day, compared with Mumbai: 13 h 50 min against 13 h 17 min.
29°best year-round tilt here; across India it runs from 8° in Tirunelveli to 33° in Leh.
Of the 3,735 places in India, Balotra gets the most sun (5.73 peak sun hours a day) and Jining the least (3.68); Rangāpāra ranks 3712th. In its darkest month, June, 1 kWp of off-grid panels at 70° makes 1.85 kWh a day here, against 1.70 kWh on average in India. The shortest day lasts 10 h 27 min, −32 min compared with Mumbai.
Solar forecast for Rangāpāra, 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 Rangāpāra: 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.