Solarposition.org

Kumamoto · Japan · 32.90° N · 130.69° E

Solar position in Uekimachi-mōno

Sun position, daylight and the best solar panel angle for Uekimachi-mōno — computed for 32.90° N, 130.69° E, 100 m above sea level.

Sunrise today06:28104° ESE
Sunset today17:33256° WSW
Best panel angle29°year-round, facing south
Off-grid angle44°best for the darkest month

The sun right now

Azimuth180.0°
Elevation45.0°
At solar noon, 12:01Open on the sun map

Sun in Uekimachi-mōno today

Sunday, 25 October 2026 · local time UTC+9

EventTimeDirection / height
Astronomical dawn05:06sun 18° below horizon
Nautical dawn05:3412° below
Civil dawn06:036° below
Sunrise06:28104° ESE
Golden hour ends07:02sun 6° up
Solar noon12:0145.0° high
Golden hour starts16:59sun 6° up
Sunset17:33256° WSW
Civil dusk17:586° below
Nautical dusk18:2712° below
Astronomical dusk18:5618° below
Day length11 h 04 min

Sun path diagram for Uekimachi-mōno

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 solstice678910111213141516171819EquinoxDecember solstice891011121314151617Today
  • June solstice
  • Equinox
  • December solstice
  • Today

On the June solstice the sun reaches 80.5° at solar noon in Uekimachi-mōno; on the December solstice only 33.7°. Sunrise swings from 61° ENE in June to 118° ESE in December — a 57° 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
January07:1812:2817:3810 h 20 min37.2°
February06:5412:3118:0711 h 13 min46.5°
March06:2012:2418:2912 h 09 min57.3°
April05:4112:1618:5113 h 10 min68.9°
May05:1412:1319:1313 h 59 min77.3°
June05:0912:1819:2814 h 19 min80.5°
July05:2312:2319:2314 h 01 min77.6°
August05:4412:2018:5613 h 12 min69.2°
September06:0412:1018:1512 h 12 min57.8°
October06:2512:0117:3711 h 12 min46.4°
November06:5212:0217:1310 h 20 min37.2°
December07:1512:1517:149 h 59 min33.7°

A year of daylight in Uekimachi-mōno

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 Uekimachi-mōno

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: 1285 kWh per kWp.

44°gives the most in the darkest month — the one an off-grid system is sized for.

40%50%60%70%80%90%100%0°10°20°30°40°50°60°70°80°90°Best year-round 29°Best worst-month 44°70°Yearly energyWorst-month energy
  • Yearly energy
  • Worst-month energy
TiltkWh/kWp per yearShare of best yearDecember kWh/kWp/dayBest ÷ worst month
0°115390%1.782.4×
15°125398%2.311.8×
29° year-round best1285100%2.671.6×
30°1285100%2.691.5×
33° = latitude1282100%2.751.5×
44° off-grid best125097%2.911.3×
45°124597%2.921.3×
60°113789%2.961.5×
70°103280%2.891.7×
90°76059%2.532.2×

A fixed array in Uekimachi-mōno produces the most over a year at 29°. The design month for an off-grid system is December: at 44° it makes 2.91 kWh per kWp a day, 9% more than at 29°, and costs 3% of the yearly total. Why steep panels win winter.

Off-grid solar in Uekimachi-mōno at 70°

Daily energy of 1 kWp by month. Bars: panels at 70°. Line: panels at 29° (year-round best).

012345January: 2.91 (70°)2.9JanFebruary: 3.12 (70°)3.1FebMarch: 3.28 (70°)3.3MarApril: 2.95 (70°)3.0AprMay: 2.52 (70°)2.5MayJune: 2.00 (70°)2.0JunJuly: 2.19 (70°)2.2JulAugust: 2.68 (70°)2.7AugSeptember: 2.88 (70°)2.9SepOctober: 3.33 (70°)3.3OctNovember: 3.19 (70°)3.2NovDecember: 2.89 (70°)2.9Dec29°
MonthSun hours, flatSun hours at 70°kWh/kWp/day at 70°at 29°Mean temp.
January2.353.312.912.786.6 °C
February3.053.563.123.287.7 °C
March4.063.783.283.9210.3 °C
April4.863.472.954.1614.5 °C
May5.183.032.524.0518.7 °C
June4.382.462.003.2722.1 °C
July4.852.722.193.6125.8 °C
August5.113.322.684.0226.9 °C
September4.233.522.883.6923.9 °C
October3.643.973.333.6519.1 °C
November2.733.723.193.1014.0 °C
December2.193.322.892.678.8 °C
Year3.89 avg3.35 avg1032 kWh1285 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 590 Wp of panels at 70°, versus 440 Wp at 29°. Here the lower tilt is the better winter choice — the sun stays high enough. Size your own system.

Row spacing in Uekimachi-mōno

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.

3.9 mrow pitch at 70°

3.4 mrow pitch at 29°

Row spacing calculator

How Uekimachi-mōno compares in Japan

Against the other 1,215 places in Japan with climate data, for a fixed array at its best angle.

268thof 1,216 places in Japan for sunshine, shared: 3.89 peak sun hours a day on flat ground.

±0%solar energy a year compared with the average place in Japan: 1,285 against 1,284 kWh per kWp.

−15 mindaylight on the longest day, compared with Tokyo: 14 h 19 min against 14 h 35 min.

29°best year-round tilt here; across Japan it runs from 17° in Miyakojima to 41° in Kushiro.

Of the 1,216 places in Japan, Miyakojima gets the most sun (4.34 peak sun hours a day) and Wakkanai and one other place the least (3.17); Uekimachi-mōno ranks joint 268th. In its darkest month, June, 1 kWp of off-grid panels at 70° makes 2.00 kWh a day here, against 2.14 kWh on average in Japan. The shortest day lasts 9 h 59 min, +14 min compared with Tokyo.

The sunniest places in Japan

Solar forecast for Uekimachi-mōno, 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 Uekimachi-mōno

What is the best solar panel angle in Uekimachi-mōno?
For a fixed array facing south, the best year-round tilt in Uekimachi-mōno is 29°, worth about 1285 kWh per kWp a year. An off-grid system that has to get through December does better at about 44°.
What time is sunrise and sunset in Uekimachi-mōno today?
On 25 October 2026 the sun rises at 06:28 and sets at 17:33 local time (UTC+9), giving 11 h 04 min of daylight. Solar noon is at 12:01.
How many peak sun hours does Uekimachi-mōno get?
On a flat surface 3.9 hours a day averaged over the year, from 2.2 in December to 5.2 in May. Panels tilted at 70° receive 2.5 sun hours a day in June.
How high does the sun get in Uekimachi-mōno?
At solar noon the sun stands 80.5° above the horizon on the June solstice and 33.7° on the December solstice.
Is Uekimachi-mōno a good place for solar panels?
With 3.9 peak sun hours a day on flat ground, Uekimachi-mōno ranks joint 268th of 1,216 places in Japan for sunshine. A 1 kWp array at the best angle (29°) makes about 1,285 kWh a year here, as much as the average place in Japan.

Places near Uekimachi-mōno

All places in Japan

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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.