Solarposition.org

Savannakhet Province · Laos · 16.68° N · 104.99° E

Solar position in Ban Xénô

Sun position, daylight and the best solar panel angle for Ban Xénô — computed for 16.68° N, 104.99° E, 197 m above sea level.

Sunrise today05:54102° ESE
Sunset today17:33258° WSW
Best panel angle19°year-round, facing south
Off-grid angle1°best for the darkest month

The sun right now

Azimuth180.0°
Elevation61.6°
At solar noon, 11:44Open on the sun map

Sun in Ban Xénô today

Saturday, 24 October 2026 · local time UTC+7

EventTimeDirection / height
Astronomical dawn04:42sun 18° below horizon
Nautical dawn05:0712° below
Civil dawn05:326° below
Sunrise05:54102° ESE
Golden hour ends06:24sun 6° up
Solar noon11:4461.6° high
Golden hour starts17:04sun 6° up
Sunset17:33258° WSW
Civil dusk17:556° below
Nautical dusk18:2012° below
Astronomical dusk18:4618° below
Day length11 h 38 min

Sun path diagram for Ban Xénô

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 solstice6789101112131415161718EquinoxDecember solstice7891011121314151617Today
  • June solstice
  • Equinox
  • December solstice
  • Today

On the June solstice the sun reaches 83.2° at solar noon in Ban Xénô; on the December solstice only 49.9°. 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.

MonthSunriseSolar noonSunsetDay lengthNoon elevation
January06:3212:1117:5011 h 18 min53.4°
February06:2312:1318:0411 h 41 min62.8°
March06:0312:0718:1112 h 07 min73.6°
April05:4011:5818:1612 h 36 min85.2°
May05:2711:5618:2512 h 58 min86.5°
June05:2812:0118:3513 h 07 min83.2°
July05:3712:0618:3512 h 59 min86.2°
August05:4412:0318:2112 h 36 min85.4°
September05:4811:5317:5712 h 08 min74.0°
October05:5411:4417:3511 h 41 min62.6°
November06:0611:4517:2411 h 18 min53.4°
December06:2311:5717:3211 h 08 min49.9°

A year of daylight in Ban Xénô

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 Ban Xénô

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

19°collects the most energy over a year: 1490 kWh per kWp.

1°gives the most in the darkest month — the one an off-grid system is sized for.

30%40%50%60%70%80%90%100%0°10°20°30°40°50°60°70°80°90°Best year-round 19°Best worst-month 1°70°Yearly energyWorst-month energy
  • Yearly energy
  • Worst-month energy
TiltkWh/kWp per yearShare of best yearAugust kWh/kWp/dayBest ÷ worst month
0°142396%3.451.3×
1° off-grid best143096%3.451.3×
15°1487100%3.371.4×
17° = latitude1489100%3.341.4×
19° year-round best1490100%3.311.4×
30°146999%3.121.6×
45°137192%2.722.0×
60°120081%2.202.5×
70°105371%1.812.9×
90°74150%1.083.3×

A fixed array in Ban Xénô produces the most over a year at 19°. The design month for an off-grid system is August: at 1° it makes 3.45 kWh per kWp a day, 4% more than at 19°, and costs 4% of the yearly total. Why steep panels win winter.

Off-grid solar in Ban Xénô at 70°

Daily energy of 1 kWp by month. Bars: panels at 70°. Line: panels at 19° (year-round best).

012345January: 4.59 (70°)4.6JanFebruary: 3.92 (70°)3.9FebMarch: 2.97 (70°)3.0MarApril: 2.33 (70°)2.3AprMay: 1.81 (70°)1.8MayJune: 1.60 (70°)1.6JunJuly: 1.57 (70°)1.6JulAugust: 1.81 (70°)1.8AugSeptember: 2.36 (70°)2.4SepOctober: 3.21 (70°)3.2OctNovember: 4.02 (70°)4.0NovDecember: 4.49 (70°)4.5Dec19°
MonthSun hours, flatSun hours at 70°kWh/kWp/day at 70°at 19°Mean temp.
January4.885.524.594.7421.5 °C
February5.254.763.924.7024.1 °C
March5.213.662.974.2827.3 °C
April5.592.932.334.2929.4 °C
May5.412.281.813.9728.6 °C
June5.002.031.603.6327.3 °C
July4.591.981.573.3726.5 °C
August4.352.261.813.3126.1 °C
September4.592.922.363.6826.1 °C
October4.843.923.214.1724.9 °C
November4.704.874.024.3923.4 °C
December4.585.394.494.5021.2 °C
Year4.91 avg3.54 avg1053 kWh1490 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 750 Wp of panels at 70°, versus 360 Wp at 19°. Here the lower tilt is the better winter choice — the sun stays high enough. Size your own system.

Row spacing in Ban Xénô

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 19°

Row spacing calculator

How Ban Xénô compares in Laos

Against the other 17 places in Laos with climate data, for a fixed array at its best angle.

4thof 18 places in Laos for sunshine: 4.91 peak sun hours a day on flat ground.

+3%solar energy a year compared with the average place in Laos: 1,490 against 1,448 kWh per kWp.

−5 mindaylight on the longest day, compared with Vientiane: 13 h 07 min against 13 h 12 min.

19°best year-round tilt here; across Laos it runs from 18° in Pakse to 23° in Ban Khoan.

Of the 18 places in Laos, Pakse gets the most sun (5.00 peak sun hours a day) and Xam Nua the least (4.19); Ban Xénô ranks 4th. In its darkest month, July, 1 kWp of off-grid panels at 70° makes 1.57 kWh a day here, against 1.63 kWh on average in Laos. The shortest day lasts 11 h 08 min, +5 min compared with Vientiane.

The sunniest places in Laos

Solar forecast for Ban Xénô, 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 Ban Xénô

What is the best solar panel angle in Ban Xénô?
For a fixed array facing south, the best year-round tilt in Ban Xénô is 19°, worth about 1490 kWh per kWp a year. An off-grid system that has to get through August does better at about 1°.
What time is sunrise and sunset in Ban Xénô today?
On 24 October 2026 the sun rises at 05:54 and sets at 17:33 local time (UTC+7), giving 11 h 38 min of daylight. Solar noon is at 11:44.
How many peak sun hours does Ban Xénô get?
On a flat surface 4.9 hours a day averaged over the year, from 4.4 in August to 5.6 in April. Panels tilted at 70° receive 2.0 sun hours a day in July.
How high does the sun get in Ban Xénô?
At solar noon the sun stands 83.2° above the horizon on the June solstice and 49.9° on the December solstice.
Is Ban Xénô a good place for solar panels?
With 4.9 peak sun hours a day on flat ground, Ban Xénô ranks 4th of 18 places in Laos for sunshine. A 1 kWp array at the best angle (19°) makes about 1,490 kWh a year here, 3% more than the average place in Laos.

Places near Ban Xénô

All places in Laos

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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.