Solarposition.org

Fukuoka · Japan · 33.35° N · 130.68° E

Solar position in Tanushimarumachi-toyoki

Sun position, daylight and the best solar panel angle for Tanushimarumachi-toyoki — computed for 33.35° N, 130.68° E, 16 m above sea level.

Sunrise today06:29104° ESE
Sunset today17:32256° WSW
Best panel angle29°year-round, facing south
Off-grid angle51°best for the darkest month

The sun right now

Azimuth180.0°
Elevation44.6°
At solar noon, 12:01Open on the sun map

Sun in Tanushimarumachi-toyoki today

Sunday, 25 October 2026 · local time UTC+9

EventTimeDirection / height
Astronomical dawn05:06sun 18° below horizon
Nautical dawn05:3512° below
Civil dawn06:046° below
Sunrise06:29104° ESE
Golden hour ends07:03sun 6° up
Solar noon12:0144.6° high
Golden hour starts16:58sun 6° up
Sunset17:32256° WSW
Civil dusk17:586° below
Nautical dusk18:2712° below
Astronomical dusk18:5618° below
Day length11 h 03 min

Sun path diagram for Tanushimarumachi-toyoki

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 80.1° at solar noon in Tanushimarumachi-toyoki; on the December solstice only 33.2°. 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
January07:1912:2817:3710 h 18 min36.8°
February06:5512:3118:0611 h 12 min46.1°
March06:2012:2418:2912 h 09 min56.9°
April05:4012:1618:5213 h 12 min68.5°
May05:1312:1319:1414 h 01 min76.8°
June05:0812:1919:2914 h 22 min80.1°
July05:2212:2319:2414 h 03 min77.1°
August05:4312:2018:5613 h 13 min68.8°
September06:0412:1018:1612 h 12 min57.4°
October06:2612:0117:3711 h 11 min46.0°
November06:5312:0217:1210 h 19 min36.8°
December07:1612:1517:139 h 57 min33.2°

A year of daylight in Tanushimarumachi-toyoki

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 Tanushimarumachi-toyoki

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: 1267 kWh per kWp.

51°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 51°70°Yearly energyWorst-month energy
  • Yearly energy
  • Worst-month energy
TiltkWh/kWp per yearShare of best yearDecember kWh/kWp/dayBest ÷ worst month
0°114090%1.702.5×
15°123798%2.182.0×
29° year-round best1267100%2.531.7×
30°1267100%2.541.6×
33° = latitude1265100%2.601.6×
45°122797%2.751.4×
51° off-grid best119294%2.791.3×
60°112188%2.791.4×
70°101780%2.731.6×
90°74959%2.382.1×

A fixed array in Tanushimarumachi-toyoki produces the most over a year at 29°. The design month for an off-grid system is December: at 51° it makes 2.79 kWh per kWp a day, 10% more than at 29°, and costs 6% of the yearly total. Why steep panels win winter.

Off-grid solar in Tanushimarumachi-toyoki at 70°

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

012345January: 2.74 (70°)2.7JanFebruary: 3.00 (70°)3.0FebMarch: 3.25 (70°)3.3MarApril: 2.98 (70°)3.0AprMay: 2.56 (70°)2.6MayJune: 2.07 (70°)2.1JunJuly: 2.19 (70°)2.2JulAugust: 2.69 (70°)2.7AugSeptember: 2.85 (70°)2.8SepOctober: 3.27 (70°)3.3OctNovember: 3.11 (70°)3.1NovDecember: 2.73 (70°)2.7Dec29°
MonthSun hours, flatSun hours at 70°kWh/kWp/day at 70°at 29°Mean temp.
January2.243.112.742.626.3 °C
February2.963.423.003.167.3 °C
March4.013.743.253.879.8 °C
April4.853.502.984.1714.1 °C
May5.223.082.564.1018.4 °C
June4.492.552.073.3721.9 °C
July4.782.722.193.5725.7 °C
August5.093.332.694.0226.9 °C
September4.153.472.853.6323.7 °C
October3.573.893.273.5818.8 °C
November2.663.633.113.0213.8 °C
December2.093.122.732.538.5 °C
Year3.85 avg3.30 avg1017 kWh1267 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 570 Wp of panels at 70°, versus 470 Wp at 29°. Here the lower tilt is the better winter choice — the sun stays high enough. Size your own system.

Row spacing in Tanushimarumachi-toyoki

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 Tanushimarumachi-toyoki compares in Japan

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

450thof 1,216 places in Japan for sunshine, shared: 3.85 peak sun hours a day on flat ground.

−1%solar energy a year compared with the average place in Japan: 1,267 against 1,284 kWh per kWp.

−13 mindaylight on the longest day, compared with Tokyo: 14 h 22 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); Tanushimarumachi-toyoki ranks joint 450th. In its darkest month, June, 1 kWp of off-grid panels at 70° makes 2.07 kWh a day here, against 2.14 kWh on average in Japan. The shortest day lasts 9 h 57 min, +12 min compared with Tokyo.

The sunniest places in Japan

Solar forecast for Tanushimarumachi-toyoki, 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 Tanushimarumachi-toyoki

What is the best solar panel angle in Tanushimarumachi-toyoki?
For a fixed array facing south, the best year-round tilt in Tanushimarumachi-toyoki is 29°, worth about 1267 kWh per kWp a year. An off-grid system that has to get through December does better at about 51°.
What time is sunrise and sunset in Tanushimarumachi-toyoki today?
On 25 October 2026 the sun rises at 06:29 and sets at 17:32 local time (UTC+9), giving 11 h 03 min of daylight. Solar noon is at 12:01.
How many peak sun hours does Tanushimarumachi-toyoki get?
On a flat surface 3.8 hours a day averaged over the year, from 2.1 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 Tanushimarumachi-toyoki?
At solar noon the sun stands 80.1° above the horizon on the June solstice and 33.2° on the December solstice.
Is Tanushimarumachi-toyoki a good place for solar panels?
With 3.8 peak sun hours a day on flat ground, Tanushimarumachi-toyoki ranks joint 450th of 1,216 places in Japan for sunshine. A 1 kWp array at the best angle (29°) makes about 1,267 kWh a year here, 1% less than the average place in Japan.

Places near Tanushimarumachi-toyoki

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.