Solarposition.org

Washington · United States · 48.29° N · 122.64° W

Solar position in Oak Harbor

Sun position, daylight and the best solar panel angle for Oak Harbor — computed for 48.29° N, 122.64° W, 29 m above sea level.

Sunrise today07:44107° ESE
Sunset today18:04253° WSW
Best panel angle37°year-round, facing south
Off-grid angle70°best for the darkest month

The sun right now

Azimuth180.0°
Elevation29.8°
At solar noon, 12:54Open on the sun map

Sun in Oak Harbor today

Saturday, 24 October 2026 · local time UTC−7

EventTimeDirection / height
Astronomical dawn05:59sun 18° below horizon
Nautical dawn06:3512° below
Civil dawn07:126° below
Sunrise07:44107° ESE
Golden hour ends08:28sun 6° up
Solar noon12:5429.8° high
Golden hour starts17:20sun 6° up
Sunset18:04253° WSW
Civil dusk18:366° below
Nautical dusk19:1312° below
Astronomical dusk19:4918° below
Day length10 h 20 min

Sun path diagram for Oak Harbor

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 solstice6789101112131415161718192021EquinoxDecember solstice910111213141516Today
  • June solstice
  • Equinox
  • December solstice
  • Today

On the June solstice the sun reaches 65.2° at solar noon in Oak Harbor; on the December solstice only 18.3°. Sunrise swings from 52° NE in June to 126° SE in December — a 73° 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
January07:5112:2216:529 h 02 min22.0°
February07:0612:2417:4210 h 36 min31.4°
March07:1013:1719:2512 h 14 min42.2°
April06:0813:0920:1014 h 02 min53.8°
May05:2313:0720:5115 h 28 min62.0°
June05:0913:1221:1516 h 06 min65.2°
July05:3213:1621:0015 h 28 min62.1°
August06:1313:1320:1314 h 00 min53.6°
September06:5613:0319:1012 h 14 min42.2°
October07:3912:5418:0910 h 30 min30.8°
November07:2711:5616:258 h 58 min21.7°
December07:5812:0816:188 h 20 min18.3°

A year of daylight in Oak Harbor

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 Oak Harbor

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

37°collects the most energy over a year: 1249 kWh per kWp.

70°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 37°Best worst-month 70°Yearly energyWorst-month energy
  • Yearly energy
  • Worst-month energy
TiltkWh/kWp per yearShare of best yearDecember kWh/kWp/dayBest ÷ worst month
0°103983%0.608.9×
15°117494%0.926.0×
30°124299%1.194.6×
37° year-round best1249100%1.294.1×
45°123899%1.393.6×
48° = latitude122998%1.423.4×
60°116493%1.502.9×
70° off-grid best107886%1.522.6×
90°83267%1.432.2×

A fixed array in Oak Harbor produces the most over a year at 37°. The design month for an off-grid system is December: at 70° it makes 1.52 kWh per kWp a day, 17% more than at 37°, and costs 14% of the yearly total. Why steep panels win winter.

Off-grid solar in Oak Harbor at 70°

Daily energy of 1 kWp by month. Bars: panels at 70°. Line: panels at 37° (year-round best).

0123456January: 1.65 (70°)1.7JanFebruary: 2.65 (70°)2.7FebMarch: 3.00 (70°)3.0MarApril: 3.45 (70°)3.4AprMay: 3.50 (70°)3.5MayJune: 3.37 (70°)3.4JunJuly: 3.73 (70°)3.7JulAugust: 3.93 (70°)3.9AugSeptember: 3.86 (70°)3.9SepOctober: 2.86 (70°)2.9OctNovember: 1.91 (70°)1.9NovDecember: 1.52 (70°)1.5Dec37°
MonthSun hours, flatSun hours at 70°kWh/kWp/day at 70°at 37°Mean temp.
January0.971.881.651.463.7 °C
February1.872.992.652.523.9 °C
March2.893.413.003.205.9 °C
April4.293.963.454.138.5 °C
May5.464.083.504.6712.3 °C
June5.953.983.374.7814.6 °C
July6.504.443.735.2617.5 °C
August5.484.673.934.9617.7 °C
September3.914.523.864.2214.8 °C
October2.213.292.862.8010.2 °C
November1.162.191.911.716.0 °C
December0.791.721.521.293.2 °C
Year3.47 avg3.43 avg1078 kWh1249 kWh

Sizing example. To run a 1 kWh-per-day load through December on LiFePO4 batteries (charge controller, battery and inverter losses included) you need about 780 Wp of panels at 70°, versus 910 Wp at 37°. The steep array is 15% smaller for the same winter. Size your own system.

Row spacing in Oak Harbor

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.

7.6 mrow pitch at 70°

6.1 mrow pitch at 37°

Row spacing calculator

How Oak Harbor 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.

3098thof 3,121 places in the United States for sunshine, shared: 3.47 peak sun hours a day on flat ground.

−18%solar energy a year compared with the average place in the United States: 1,249 against 1,515 kWh per kWp.

+1 h 00 mindaylight on the longest day, compared with New York City: 16 h 06 min against 15 h 06 min.

37°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); Oak Harbor ranks joint 3098th. In its darkest month, December, 1 kWp of off-grid panels at 70° makes 1.52 kWh a day here, against 2.55 kWh on average in the United States. The shortest day lasts 8 h 20 min, −56 min compared with New York City.

The sunniest places in the United States

Solar forecast for Oak Harbor, 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 Oak Harbor

What is the best solar panel angle in Oak Harbor?
For a fixed array facing south, the best year-round tilt in Oak Harbor is 37°, worth about 1249 kWh per kWp a year. An off-grid system that has to get through December does better at about 70°.
What time is sunrise and sunset in Oak Harbor today?
On 24 October 2026 the sun rises at 07:44 and sets at 18:04 local time (UTC−7), giving 10 h 20 min of daylight. Solar noon is at 12:54.
How many peak sun hours does Oak Harbor get?
On a flat surface 3.5 hours a day averaged over the year, from 0.8 in December to 6.5 in July. Panels tilted at 70° receive 1.7 sun hours a day in December.
How high does the sun get in Oak Harbor?
At solar noon the sun stands 65.2° above the horizon on the June solstice and 18.3° on the December solstice.
Is Oak Harbor a good place for solar panels?
With 3.5 peak sun hours a day on flat ground, Oak Harbor ranks joint 3098th of 3,121 places in the United States for sunshine. A 1 kWp array at the best angle (37°) makes about 1,249 kWh a year here, 18% less than the average place in the United States.

Places near Oak Harbor

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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.