Solarposition.org

California · United States · 33.97° N · 118.24° W

Solar position in Florence-Graham

Sun position, daylight and the best solar panel angle for Florence-Graham — computed for 33.97° N, 118.24° W, 44 m above sea level.

Sunrise today07:05104° ESE
Sunset today18:08256° 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 Florence-Graham today

Saturday, 24 October 2026 · local time UTC−7

EventTimeDirection / height
Astronomical dawn05:41sun 18° below horizon
Nautical dawn06:1012° below
Civil dawn06:406° below
Sunrise07:05104° ESE
Golden hour ends07:39sun 6° up
Solar noon12:3644.1° high
Golden hour starts17:33sun 6° up
Sunset18:08256° WSW
Civil dusk18:336° below
Nautical dusk19:0212° below
Astronomical dusk19:3118° below
Day length11 h 03 min

Sun path diagram for Florence-Graham

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 Florence-Graham; 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
January06:5612:0417:1210 h 17 min36.3°
February06:3012:0617:4211 h 12 min45.7°
March06:5513:0019:0512 h 10 min56.5°
April06:1412:5119:2913 h 14 min68.1°
May05:4712:4919:5114 h 04 min76.3°
June05:4212:5420:0714 h 25 min79.5°
July05:5612:5920:0114 h 05 min76.4°
August06:1912:5519:3213 h 13 min67.9°
September06:4012:4518:5012 h 10 min56.5°
October07:0312:3718:1111 h 08 min45.1°
November06:3111:3816:4610 h 15 min36.0°
December06:5411:5116:479 h 53 min32.6°

A year of daylight in Florence-Graham

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 Florence-Graham

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: 1839 kWh per kWp.

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

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°160387%2.302.6×
15°177697%3.211.8×
30°1839100%3.901.5×
31° year-round best1839100%3.941.4×
34° = latitude1837100%4.041.4×
45°179197%4.341.2×
47° off-grid best177797%4.371.2×
60°163789%4.501.4×
70°148181%4.441.7×
90°107158%3.963.1×

A fixed array in Florence-Graham produces the most over a year at 31°. The design month for an off-grid system is December: at 47° it makes 4.37 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 Florence-Graham at 70°

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

0123456January: 4.61 (70°)4.6JanFebruary: 4.64 (70°)4.6FebMarch: 4.59 (70°)4.6MarApril: 3.99 (70°)4.0AprMay: 3.20 (70°)3.2MayJune: 2.80 (70°)2.8JunJuly: 2.95 (70°)2.9JulAugust: 3.59 (70°)3.6AugSeptember: 4.36 (70°)4.4SepOctober: 4.74 (70°)4.7OctNovember: 4.82 (70°)4.8NovDecember: 4.44 (70°)4.4Dec31°
MonthSun hours, flatSun hours at 70°kWh/kWp/day at 70°at 31°Mean temp.
January3.185.334.614.2012.0 °C
February4.065.374.644.7012.0 °C
March5.335.354.595.3613.3 °C
April6.534.673.995.6714.5 °C
May7.083.803.205.4716.9 °C
June7.313.372.805.2919.7 °C
July7.303.592.955.3422.6 °C
August6.954.363.595.5622.9 °C
September5.915.254.365.4621.8 °C
October4.595.644.745.0018.6 °C
November3.515.654.824.4815.1 °C
December2.865.144.443.9411.8 °C
Year5.39 avg4.79 avg1481 kWh1839 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 Florence-Graham

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 Florence-Graham 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.

310thof 3,121 places in the United States for sunshine, shared: 5.39 peak sun hours a day on flat ground.

+21%solar energy a year compared with the average place in the United States: 1,839 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); Florence-Graham ranks joint 310th. In its darkest month, June, 1 kWp of off-grid panels at 70° makes 2.80 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 Florence-Graham, 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 Florence-Graham

What is the best solar panel angle in Florence-Graham?
For a fixed array facing south, the best year-round tilt in Florence-Graham is 31°, worth about 1839 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 Florence-Graham today?
On 24 October 2026 the sun rises at 07:05 and sets at 18:08 local time (UTC−7), giving 11 h 03 min of daylight. Solar noon is at 12:36.
How many peak sun hours does Florence-Graham get?
On a flat surface 5.4 hours a day averaged over the year, from 2.9 in December to 7.3 in June. Panels tilted at 70° receive 3.4 sun hours a day in June.
How high does the sun get in Florence-Graham?
At solar noon the sun stands 79.5° above the horizon on the June solstice and 32.6° on the December solstice.
Is Florence-Graham a good place for solar panels?
With 5.4 peak sun hours a day on flat ground, Florence-Graham ranks joint 310th of 3,121 places in the United States for sunshine. A 1 kWp array at the best angle (31°) makes about 1,839 kWh a year here, 21% more than the average place in the United States.

Places near Florence-Graham

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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.