Solarposition.org

California · United States · 33.98° N · 118.07° W

Solar position in West Whittier-Los Nietos

Sun position, daylight and the best solar panel angle for West Whittier-Los Nietos — computed for 33.98° N, 118.07° W, 49 m above sea level.

Sunrise today07:04104° ESE
Sunset today18:07256° WSW
Best panel angle31°year-round, facing south
Off-grid angle47°best for the darkest month

The sun right now

Azimuth180.0°
Elevation44.1°
At solar noon, 12:36Open on the sun map

Sun in West Whittier-Los Nietos today

Saturday, 24 October 2026 · local time UTC−7

EventTimeDirection / height
Astronomical dawn05:41sun 18° below horizon
Nautical dawn06:1012° below
Civil dawn06:396° below
Sunrise07:04104° ESE
Golden hour ends07:39sun 6° up
Solar noon12:3644.1° high
Golden hour starts17:33sun 6° up
Sunset18:07256° WSW
Civil dusk18:326° below
Nautical dusk19:0212° below
Astronomical dusk19:3118° below
Day length11 h 03 min

Sun path diagram for West Whittier-Los Nietos

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 solstice8910111213141516Today
  • June solstice
  • Equinox
  • December solstice
  • Today

On the June solstice the sun reaches 79.5° at solar noon in West Whittier-Los Nietos; on the December solstice only 32.6°. 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
January06:5512:0317:1210 h 17 min36.3°
February06:3012:0517:4111 h 12 min45.7°
March06:5412:5919:0412 h 10 min56.5°
April06:1312:5019:2813 h 14 min68.1°
May05:4612:4819:5114 h 04 min76.3°
June05:4112:5420:0614 h 25 min79.5°
July05:5612:5820:0014 h 05 min76.4°
August06:1812:5519:3113 h 13 min67.9°
September06:3912:4518:5012 h 10 min56.5°
October07:0212:3618:1011 h 08 min45.1°
November06:3011:3816:4510 h 15 min36.0°
December06:5311:5016:479 h 53 min32.6°

A year of daylight in West Whittier-Los Nietos

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 West Whittier-Los Nietos

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

31°collects the most energy over a year: 1856 kWh per kWp.

47°gives the most in the darkest month — the one an off-grid system is sized for.

20%30%40%50%60%70%80%90%100%0°10°20°30°40°50°60°70°80°90°Best year-round 31°Best worst-month 47°70°Yearly energyWorst-month energy
  • Yearly energy
  • Worst-month energy
TiltkWh/kWp per yearShare of best yearDecember kWh/kWp/dayBest ÷ worst month
0°161787%2.312.6×
15°179297%3.231.8×
30°1856100%3.931.5×
31° year-round best1856100%3.971.4×
34° = latitude1854100%4.081.4×
45°180897%4.381.2×
47° off-grid best179397%4.421.2×
60°165289%4.541.4×
70°149480%4.491.7×
90°107958%4.013.2×

A fixed array in West Whittier-Los Nietos produces the most over a year at 31°. The design month for an off-grid system is December: at 47° it makes 4.42 kWh per kWp a day, 11% more than at 31°, and costs 3% of the yearly total. Why steep panels win winter.

Off-grid solar in West Whittier-Los Nietos at 70°

Daily energy of 1 kWp by month. Bars: panels at 70°. Line: panels at 31° (year-round best).

0123456January: 4.66 (70°)4.7JanFebruary: 4.69 (70°)4.7FebMarch: 4.65 (70°)4.6MarApril: 4.01 (70°)4.0AprMay: 3.21 (70°)3.2MayJune: 2.81 (70°)2.8JunJuly: 2.95 (70°)2.9JulAugust: 3.61 (70°)3.6AugSeptember: 4.40 (70°)4.4SepOctober: 4.81 (70°)4.8OctNovember: 4.88 (70°)4.9NovDecember: 4.49 (70°)4.5Dec31°
MonthSun hours, flatSun hours at 70°kWh/kWp/day at 70°at 31°Mean temp.
January3.205.394.664.2411.7 °C
February4.095.434.694.7411.8 °C
March5.385.414.655.4113.3 °C
April6.574.704.015.7114.6 °C
May7.143.823.215.5117.1 °C
June7.443.392.815.3620.1 °C
July7.383.592.955.3723.2 °C
August7.024.383.615.6023.4 °C
September5.975.314.405.5122.2 °C
October4.635.724.815.0518.7 °C
November3.535.714.884.5314.9 °C
December2.885.194.493.9711.5 °C
Year5.44 avg4.83 avg1494 kWh1856 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 420 Wp of panels at 70°, versus 300 Wp at 31°. Here the lower tilt is the better winter choice — the sun stays high enough. Size your own system.

Row spacing in West Whittier-Los Nietos

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 31°

Row spacing calculator

How West Whittier-Los Nietos compares in the United States

Against the other 3,120 places in the United States with climate data, for a fixed array at its best angle.

259thof 3,121 places in the United States for sunshine, shared: 5.44 peak sun hours a day on flat ground.

+22%solar energy a year compared with the average place in the United States: 1,856 against 1,515 kWh per kWp.

−41 mindaylight on the longest day, compared with New York City: 14 h 25 min against 15 h 06 min.

31°best year-round tilt here; across the United States it runs from 18° in Honolulu to 53° in Fairbanks.

Of the 3,121 places in the United States, Fortuna Foothills and 2 other places get the most sun (5.96 peak sun hours a day) and Juneau the least (2.38); West Whittier-Los Nietos ranks joint 259th. In its darkest month, June, 1 kWp of off-grid panels at 70° makes 2.81 kWh a day here, against 2.55 kWh on average in the United States. The shortest day lasts 9 h 53 min, +38 min compared with New York City.

The sunniest places in the United States

Solar forecast for West Whittier-Los Nietos, 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 West Whittier-Los Nietos

What is the best solar panel angle in West Whittier-Los Nietos?
For a fixed array facing south, the best year-round tilt in West Whittier-Los Nietos is 31°, worth about 1856 kWh per kWp a year. An off-grid system that has to get through December does better at about 47°.
What time is sunrise and sunset in West Whittier-Los Nietos today?
On 24 October 2026 the sun rises at 07:04 and sets at 18:07 local time (UTC−7), giving 11 h 03 min of daylight. Solar noon is at 12:36.
How many peak sun hours does West Whittier-Los Nietos get?
On a flat surface 5.4 hours a day averaged over the year, from 2.9 in December to 7.4 in June. Panels tilted at 70° receive 3.4 sun hours a day in June.
How high does the sun get in West Whittier-Los Nietos?
At solar noon the sun stands 79.5° above the horizon on the June solstice and 32.6° on the December solstice.
Is West Whittier-Los Nietos a good place for solar panels?
With 5.4 peak sun hours a day on flat ground, West Whittier-Los Nietos ranks joint 259th of 3,121 places in the United States for sunshine. A 1 kWp array at the best angle (31°) makes about 1,856 kWh a year here, 22% more than the average place in the United States.

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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.