Solarposition.org

Ibaraki · Japan · 35.97° N · 140.64° E

Solar position in Kashima-shi

Sun position, daylight and the best solar panel angle for Kashima-shi — computed for 35.97° N, 140.64° E, 38 m above sea level.

Sunrise today05:52104° ESE
Sunset today16:49256° WSW
Best panel angle33°year-round, facing south
Off-grid angle43°best for the darkest month

The sun right now

Azimuth180.0°
Elevation42.0°
At solar noon, 11:21Open on the sun map

Sun in Kashima-shi today

Sunday, 25 October 2026 · local time UTC+9

EventTimeDirection / height
Astronomical dawn04:26sun 18° below horizon
Nautical dawn04:5612° below
Civil dawn05:266° below
Sunrise05:52104° ESE
Golden hour ends06:28sun 6° up
Solar noon11:2142.0° high
Golden hour starts16:14sun 6° up
Sunset16:49256° WSW
Civil dusk17:156° below
Nautical dusk17:4512° below
Astronomical dusk18:1518° below
Day length10 h 57 min

Sun path diagram for Kashima-shi

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 solstice56789101112131415161718EquinoxDecember solstice78910111213141516Today
  • June solstice
  • Equinox
  • December solstice
  • Today

On the June solstice the sun reaches 77.5° at solar noon in Kashima-shi; on the December solstice only 30.6°. Sunrise swings from 60° ENE in June to 119° ESE in December — a 59° 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
January06:4511:4816:5210 h 07 min34.1°
February06:1811:5117:2411 h 06 min43.5°
March05:4011:4417:4912 h 09 min54.2°
April04:5711:3618:1513 h 18 min65.9°
May04:2711:3418:4014 h 13 min74.2°
June04:2111:3918:5714 h 36 min77.5°
July04:3611:4318:5114 h 15 min74.5°
August05:0011:4018:2013 h 20 min66.2°
September05:2411:3017:3612 h 12 min54.8°
October05:4911:2116:5411 h 06 min43.4°
November06:1911:2316:2610 h 07 min34.2°
December06:4311:3516:269 h 43 min30.6°

A year of daylight in Kashima-shi

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 Kashima-shi

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

33°collects the most energy over a year: 1310 kWh per kWp.

43°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 33°Best worst-month 43°70°Yearly energyWorst-month energy
  • Yearly energy
  • Worst-month energy
TiltkWh/kWp per yearShare of best yearNovember kWh/kWp/dayBest ÷ worst month
0°113286%1.972.3×
15°125596%2.521.7×
30°1308100%2.931.4×
33° year-round best1310100%2.991.4×
36° = latitude1309100%3.041.3×
43° off-grid best129499%3.131.3×
45°128798%3.151.3×
60°119591%3.181.5×
70°109684%3.101.7×
90°83063%2.682.5×

A fixed array in Kashima-shi produces the most over a year at 33°. The design month for an off-grid system is November: at 43° it makes 3.13 kWh per kWp a day, 5% more than at 33°, and costs 1% of the yearly total. Why steep panels win winter.

Off-grid solar in Kashima-shi at 70°

Daily energy of 1 kWp by month. Bars: panels at 70°. Line: panels at 33° (year-round best).

012345January: 3.84 (70°)3.8JanFebruary: 3.54 (70°)3.5FebMarch: 3.41 (70°)3.4MarApril: 3.04 (70°)3.0AprMay: 2.63 (70°)2.6MayJune: 2.24 (70°)2.2JunJuly: 2.34 (70°)2.3JulAugust: 2.81 (70°)2.8AugSeptember: 2.82 (70°)2.8SepOctober: 2.80 (70°)2.8OctNovember: 3.10 (70°)3.1NovDecember: 3.51 (70°)3.5Dec33°
MonthSun hours, flatSun hours at 70°kWh/kWp/day at 70°at 33°Mean temp.
January2.574.313.843.534.7 °C
February3.124.003.543.645.3 °C
March3.943.903.413.968.3 °C
April4.713.553.044.1012.8 °C
May5.083.152.633.9817.5 °C
June4.722.742.243.5220.9 °C
July4.872.892.343.6324.6 °C
August5.073.472.814.0326.0 °C
September3.933.432.823.4923.0 °C
October2.983.332.803.0517.8 °C
November2.443.603.102.9912.7 °C
December2.253.993.513.167.4 °C
Year3.81 avg3.53 avg1096 kWh1310 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 390 Wp at 33°. Here the lower tilt is the better winter choice — the sun stays high enough. Size your own system.

Row spacing in Kashima-shi

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.

4.3 mrow pitch at 70°

3.8 mrow pitch at 33°

Row spacing calculator

How Kashima-shi compares in Japan

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

742ndof 1,216 places in Japan for sunshine, shared: 3.81 peak sun hours a day on flat ground.

+2%solar energy a year compared with the average place in Japan: 1,310 against 1,284 kWh per kWp.

+2 mindaylight on the longest day, compared with Tokyo: 14 h 36 min against 14 h 35 min.

33°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); Kashima-shi ranks joint 742nd. In its darkest month, June, 1 kWp of off-grid panels at 70° makes 2.24 kWh a day here, against 2.14 kWh on average in Japan. The shortest day lasts 9 h 43 min, −1 min compared with Tokyo.

The sunniest places in Japan

Solar forecast for Kashima-shi, 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 Kashima-shi

What is the best solar panel angle in Kashima-shi?
For a fixed array facing south, the best year-round tilt in Kashima-shi is 33°, worth about 1310 kWh per kWp a year. An off-grid system that has to get through November does better at about 43°.
What time is sunrise and sunset in Kashima-shi today?
On 25 October 2026 the sun rises at 05:52 and sets at 16:49 local time (UTC+9), giving 10 h 57 min of daylight. Solar noon is at 11:21.
How many peak sun hours does Kashima-shi get?
On a flat surface 3.8 hours a day averaged over the year, from 2.2 in December to 5.1 in May. Panels tilted at 70° receive 2.7 sun hours a day in June.
How high does the sun get in Kashima-shi?
At solar noon the sun stands 77.5° above the horizon on the June solstice and 30.6° on the December solstice.
Is Kashima-shi a good place for solar panels?
With 3.8 peak sun hours a day on flat ground, Kashima-shi ranks joint 742nd of 1,216 places in Japan for sunshine. A 1 kWp array at the best angle (33°) makes about 1,310 kWh a year here, 2% more than the average place in Japan.

Places near Kashima-shi

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.