Solarposition.org

Tokushima · Japan · 34.20° N · 134.61° E

Solar position in Narutochō-mitsuishi

Sun position, daylight and the best solar panel angle for Narutochō-mitsuishi — computed for 34.20° N, 134.61° E, 2 m above sea level.

Sunrise today06:14104° ESE
Sunset today17:16256° WSW
Best panel angle30°year-round, facing south
Off-grid angle46°best for the darkest month

The sun right now

Azimuth180.0°
Elevation43.7°
At solar noon, 11:45Open on the sun map

Sun in Narutochō-mitsuishi today

Sunday, 25 October 2026 · local time UTC+9

EventTimeDirection / height
Astronomical dawn04:50sun 18° below horizon
Nautical dawn05:1912° below
Civil dawn05:496° below
Sunrise06:14104° ESE
Golden hour ends06:49sun 6° up
Solar noon11:4543.7° high
Golden hour starts16:41sun 6° up
Sunset17:16256° WSW
Civil dusk17:416° below
Nautical dusk18:1112° below
Astronomical dusk18:4018° below
Day length11 h 01 min

Sun path diagram for Narutochō-mitsuishi

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 solstice5678910111213141516171819EquinoxDecember solstice8910111213141516Today
  • June solstice
  • Equinox
  • December solstice
  • Today

On the June solstice the sun reaches 79.2° at solar noon in Narutochō-mitsuishi; on the December solstice only 32.4°. 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
January07:0512:1217:2010 h 15 min35.9°
February06:4012:1517:5011 h 10 min45.2°
March06:0412:0818:1312 h 09 min56.0°
April05:2312:0018:3713 h 14 min67.6°
May04:5611:5819:0014 h 05 min76.0°
June04:5012:0319:1614 h 26 min79.2°
July05:0412:0719:1114 h 07 min76.3°
August05:2612:0418:4213 h 15 min67.9°
September05:4811:5418:0012 h 12 min56.5°
October06:1111:4617:2011 h 09 min45.2°
November06:3911:4716:5410 h 15 min35.9°
December07:0311:5916:559 h 52 min32.4°

A year of daylight in Narutochō-mitsuishi

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 Narutochō-mitsuishi

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

30°collects the most energy over a year: 1335 kWh per kWp.

46°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 30°Best worst-month 46°70°Yearly energyWorst-month energy
  • Yearly energy
  • Worst-month energy
TiltkWh/kWp per yearShare of best yearDecember kWh/kWp/dayBest ÷ worst month
0°118489%1.842.4×
15°129697%2.431.8×
30° year-round best1335100%2.871.5×
34° = latitude1332100%2.961.4×
45°129997%3.141.3×
46° off-grid best129497%3.151.3×
60°119189%3.211.4×
70°108381%3.161.6×
90°80160%2.782.1×

A fixed array in Narutochō-mitsuishi produces the most over a year at 30°. The design month for an off-grid system is December: at 46° it makes 3.15 kWh per kWp a day, 10% more than at 30°, and costs 3% of the yearly total. Why steep panels win winter.

Off-grid solar in Narutochō-mitsuishi at 70°

Daily energy of 1 kWp by month. Bars: panels at 70°. Line: panels at 30° (year-round best).

012345January: 3.28 (70°)3.3JanFebruary: 3.28 (70°)3.3FebMarch: 3.45 (70°)3.4MarApril: 3.09 (70°)3.1AprMay: 2.63 (70°)2.6MayJune: 2.20 (70°)2.2JunJuly: 2.33 (70°)2.3JulAugust: 2.86 (70°)2.9AugSeptember: 2.92 (70°)2.9SepOctober: 3.20 (70°)3.2OctNovember: 3.22 (70°)3.2NovDecember: 3.16 (70°)3.2Dec30°
MonthSun hours, flatSun hours at 70°kWh/kWp/day at 70°at 30°Mean temp.
January2.503.713.283.085.7 °C
February3.123.733.283.426.6 °C
March4.123.963.454.069.3 °C
April4.963.623.094.2913.8 °C
May5.333.152.634.1818.2 °C
June4.832.702.203.6221.8 °C
July5.112.892.333.8125.6 °C
August5.373.532.864.2626.7 °C
September4.183.562.923.6923.8 °C
October3.413.813.203.4818.7 °C
November2.653.753.223.1013.5 °C
December2.263.603.162.878.1 °C
Year3.99 avg3.50 avg1083 kWh1335 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 530 Wp of panels at 70°, versus 410 Wp at 30°. Here the lower tilt is the better winter choice — the sun stays high enough. Size your own system.

Row spacing in Narutochō-mitsuishi

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.

4.0 mrow pitch at 70°

3.5 mrow pitch at 30°

Row spacing calculator

How Narutochō-mitsuishi compares in Japan

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

56thof 1,216 places in Japan for sunshine, shared: 3.99 peak sun hours a day on flat ground.

+4%solar energy a year compared with the average place in Japan: 1,335 against 1,284 kWh per kWp.

−8 mindaylight on the longest day, compared with Tokyo: 14 h 26 min against 14 h 35 min.

30°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); Narutochō-mitsuishi ranks joint 56th. In its darkest month, June, 1 kWp of off-grid panels at 70° makes 2.21 kWh a day here, against 2.14 kWh on average in Japan. The shortest day lasts 9 h 52 min, +8 min compared with Tokyo.

The sunniest places in Japan

Solar forecast for Narutochō-mitsuishi, 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 Narutochō-mitsuishi

What is the best solar panel angle in Narutochō-mitsuishi?
For a fixed array facing south, the best year-round tilt in Narutochō-mitsuishi is 30°, worth about 1335 kWh per kWp a year. An off-grid system that has to get through December does better at about 46°.
What time is sunrise and sunset in Narutochō-mitsuishi today?
On 25 October 2026 the sun rises at 06:14 and sets at 17:16 local time (UTC+9), giving 11 h 01 min of daylight. Solar noon is at 11:45.
How many peak sun hours does Narutochō-mitsuishi get?
On a flat surface 4.0 hours a day averaged over the year, from 2.3 in December to 5.4 in August. Panels tilted at 70° receive 2.7 sun hours a day in June.
How high does the sun get in Narutochō-mitsuishi?
At solar noon the sun stands 79.2° above the horizon on the June solstice and 32.4° on the December solstice.
Is Narutochō-mitsuishi a good place for solar panels?
With 4.0 peak sun hours a day on flat ground, Narutochō-mitsuishi ranks joint 56th of 1,216 places in Japan for sunshine. A 1 kWp array at the best angle (30°) makes about 1,335 kWh a year here, 4% more than the average place in Japan.

Places near Narutochō-mitsuishi

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.