Solarposition.org

Shaanxi · China · 32.52° N · 108.53° E

Solar position in Ziyang Chengguanzhen

Sun position, daylight and the best solar panel angle for Ziyang Chengguanzhen — computed for 32.52° N, 108.53° E, 324 m above sea level.

Sunrise today06:57104° ESE
Sunset today18:02256° WSW
Best panel angle26°year-round, facing south
Off-grid angle41°best for the darkest month

The sun right now

Azimuth180.0°
Elevation45.4°
At solar noon, 12:29Open on the sun map

Sun in Ziyang Chengguanzhen today

Sunday, 25 October 2026 · local time UTC+8

EventTimeDirection / height
Astronomical dawn05:34sun 18° below horizon
Nautical dawn06:0312° below
Civil dawn06:326° below
Sunrise06:57104° ESE
Golden hour ends07:30sun 6° up
Solar noon12:2945.4° high
Golden hour starts17:28sun 6° up
Sunset18:02256° WSW
Civil dusk18:276° below
Nautical dusk18:5612° below
Astronomical dusk19:2418° below
Day length11 h 05 min

Sun path diagram for Ziyang Chengguanzhen

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 80.9° at solar noon in Ziyang Chengguanzhen; on the December solstice only 34.1°. Sunrise swings from 61° ENE in June to 118° ESE in December — a 56° 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
January07:4612:5718:0810 h 22 min37.6°
February07:2212:5918:3611 h 13 min46.9°
March06:4812:5318:5712 h 09 min57.7°
April06:1012:4419:1913 h 10 min69.3°
May05:4412:4219:4113 h 57 min77.7°
June05:3812:4719:5614 h 17 min80.9°
July05:5212:5219:5113 h 59 min77.9°
August06:1312:4919:2413 h 11 min69.6°
September06:3312:3818:4412 h 11 min58.2°
October06:5312:3018:0611 h 13 min46.8°
November07:2012:3117:4210 h 22 min37.6°
December07:4312:4317:4410 h 01 min34.1°

A year of daylight in Ziyang Chengguanzhen

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 Ziyang Chengguanzhen

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

26°collects the most energy over a year: 1092 kWh per kWp.

41°gives the most in the darkest month — the one an off-grid system is sized for.

50%60%70%80%90%100%0°10°20°30°40°50°60°70°80°90°Best year-round 26°Best worst-month 41°70°Yearly energyWorst-month energy
  • Yearly energy
  • Worst-month energy
TiltkWh/kWp per yearShare of best yearNovember kWh/kWp/dayBest ÷ worst month
0°100592%1.742.4×
15°107699%2.121.8×
26° year-round best1092100%2.321.6×
30°1090100%2.381.5×
33° = latitude108699%2.411.5×
41° off-grid best106497%2.481.4×
45°104796%2.491.4×
60°94987%2.471.3×
70°85879%2.371.3×
90°63058%1.991.9×

A fixed array in Ziyang Chengguanzhen produces the most over a year at 26°. The design month for an off-grid system is November: at 41° it makes 2.48 kWh per kWp a day, 7% more than at 26°, and costs 3% of the yearly total. Why steep panels win winter.

Off-grid solar in Ziyang Chengguanzhen at 70°

Daily energy of 1 kWp by month. Bars: panels at 70°. Line: panels at 26° (year-round best).

01234January: 2.64 (70°)2.6JanFebruary: 2.28 (70°)2.3FebMarch: 2.67 (70°)2.7MarApril: 2.59 (70°)2.6AprMay: 2.19 (70°)2.2MayJune: 2.07 (70°)2.1JunJuly: 2.18 (70°)2.2JulAugust: 2.36 (70°)2.4AugSeptember: 2.12 (70°)2.1SepOctober: 2.17 (70°)2.2OctNovember: 2.37 (70°)2.4NovDecember: 2.54 (70°)2.5Dec26°
MonthSun hours, flatSun hours at 70°kWh/kWp/day at 70°at 26°Mean temp.
January snow2.112.942.642.420.3 °C
February2.412.582.282.463.1 °C
March3.433.072.673.238.3 °C
April4.283.052.593.6613.8 °C
May4.442.642.193.5118.0 °C
June4.682.552.073.5522.0 °C
July4.822.702.183.6724.2 °C
August4.412.892.363.5323.3 °C
September3.162.562.122.7418.7 °C
October2.532.552.172.4413.2 °C
November2.122.712.372.327.2 °C
December1.952.842.542.331.5 °C
Year3.37 avg2.76 avg858 kWh1092 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 510 Wp at 26°. Here the lower tilt is the better winter choice — the sun stays high enough. Size your own system.

Row spacing in Ziyang Chengguanzhen

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.

3.8 mrow pitch at 70°

3.3 mrow pitch at 26°

Row spacing calculator

How Ziyang Chengguanzhen compares in China

Against the other 2,094 places in China with climate data, for a fixed array at its best angle.

1497thof 2,095 places in China for sunshine, shared: 3.37 peak sun hours a day on flat ground.

−13%solar energy a year compared with the average place in China: 1,092 against 1,262 kWh per kWp.

+7 mindaylight on the longest day, compared with Shanghai: 14 h 17 min against 14 h 11 min.

26°best year-round tilt here; across China it runs from 14° in Haikou to 52° in Xilinji.

Of the 2,095 places in China, Nyêmo gets the most sun (5.75 peak sun hours a day) and Baima and 11 other places the least (2.91); Ziyang Chengguanzhen ranks joint 1497th. In its darkest month, June, 1 kWp of off-grid panels at 70° makes 2.08 kWh a day here, against 2.06 kWh on average in China. The shortest day lasts 10 h 01 min, −6 min compared with Shanghai.

The sunniest places in China

Solar forecast for Ziyang Chengguanzhen, 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 Ziyang Chengguanzhen

What is the best solar panel angle in Ziyang Chengguanzhen?
For a fixed array facing south, the best year-round tilt in Ziyang Chengguanzhen is 26°, worth about 1092 kWh per kWp a year. An off-grid system that has to get through November does better at about 41°.
What time is sunrise and sunset in Ziyang Chengguanzhen today?
On 25 October 2026 the sun rises at 06:57 and sets at 18:02 local time (UTC+8), giving 11 h 05 min of daylight. Solar noon is at 12:29.
How many peak sun hours does Ziyang Chengguanzhen get?
On a flat surface 3.4 hours a day averaged over the year, from 2.0 in December to 4.8 in July. Panels tilted at 70° receive 2.5 sun hours a day in June.
How high does the sun get in Ziyang Chengguanzhen?
At solar noon the sun stands 80.9° above the horizon on the June solstice and 34.1° on the December solstice.
Is Ziyang Chengguanzhen a good place for solar panels?
With 3.4 peak sun hours a day on flat ground, Ziyang Chengguanzhen ranks joint 1497th of 2,095 places in China for sunshine. A 1 kWp array at the best angle (26°) makes about 1,092 kWh a year here, 13% less than the average place in China.

Places near Ziyang Chengguanzhen

All places in China

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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.