Solarposition.org

Oregon · United States · 42.22° N · 121.78° W

Solar position in Klamath Falls

Sun position, daylight and the best solar panel angle for Klamath Falls — computed for 42.22° N, 121.78° W, 1252 m above sea level.

Sunrise today07:30105° ESE
Sunset today18:11254° WSW
Best panel angle35°year-round, facing south
Off-grid angle68°best for the darkest month

The sun right now

Azimuth180.0°
Elevation35.8°
At solar noon, 12:51Open on the sun map

Sun in Klamath Falls today

Saturday, 24 October 2026 · local time UTC−7

EventTimeDirection / height
Astronomical dawn05:56sun 18° below horizon
Nautical dawn06:2912° below
Civil dawn07:026° below
Sunrise07:30105° ESE
Golden hour ends08:09sun 6° up
Solar noon12:5135.8° high
Golden hour starts17:32sun 6° up
Sunset18:11254° WSW
Civil dusk18:396° below
Nautical dusk19:1212° below
Astronomical dusk19:4518° below
Day length10 h 41 min

Sun path diagram for Klamath Falls

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 solstice67891011121314151617181920EquinoxDecember solstice8910111213141516Today
  • June solstice
  • Equinox
  • December solstice
  • Today

On the June solstice the sun reaches 71.2° at solar noon in Klamath Falls; on the December solstice only 24.4°. Sunrise swings from 57° ENE in June to 122° ESE in December — a 65° 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
January07:2912:1817:079 h 38 min28.0°
February06:5412:2017:4710 h 53 min37.5°
March07:0813:1419:2012 h 12 min48.3°
April06:1613:0519:5513 h 39 min59.9°
May05:4013:0320:2714 h 47 min68.1°
June05:3013:0920:4715 h 16 min71.2°
July05:4913:1320:3714 h 48 min68.1°
August06:2113:1019:5813 h 37 min59.7°
September06:5312:5919:0512 h 12 min48.2°
October07:2712:5118:1510 h 49 min36.9°
November07:0511:5216:409 h 35 min27.8°
December07:3212:0516:389 h 05 min24.4°

A year of daylight in Klamath Falls

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 Klamath Falls

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

35°collects the most energy over a year: 1690 kWh per kWp.

68°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 35°Best worst-month 68°70°Yearly energyWorst-month energy
  • Yearly energy
  • Worst-month energy
TiltkWh/kWp per yearShare of best yearDecember kWh/kWp/dayBest ÷ worst month
0°143185%1.235.3×
15°160695%1.793.7×
30°1686100%2.252.8×
35° year-round best1690100%2.382.6×
42° = latitude167899%2.532.3×
45°166799%2.582.2×
60°155192%2.752.0×
68° off-grid best145286%2.781.8×
70°142384%2.781.8×
90°107163%2.612.0×

A fixed array in Klamath Falls produces the most over a year at 35°. The design month for an off-grid system is December: at 68° it makes 2.78 kWh per kWp a day, 17% more than at 35°, and costs 14% of the yearly total. Why steep panels win winter.

Off-grid solar in Klamath Falls at 70°

Daily energy of 1 kWp by month. Bars: panels at 70°. Line: panels at 35° (year-round best).

02468January: 3.24 (70°)3.2JanFebruary: 3.91 (70°)3.9FebMarch: 3.98 (70°)4.0MarApril: 4.05 (70°)4.0AprMay: 3.79 (70°)3.8MayJune: 3.66 (70°)3.7JunJuly: 3.87 (70°)3.9JulAugust: 4.39 (70°)4.4AugSeptember: 5.00 (70°)5.0SepOctober: 4.72 (70°)4.7OctNovember: 3.43 (70°)3.4NovDecember: 2.78 (70°)2.8Dec35°
MonthSun hours, flatSun hours at 70°kWh/kWp/day at 70°at 35°Mean temp.
January snow1.873.573.242.83-1.0 °C
February snow2.824.323.913.700.0 °C
March3.974.453.984.372.5 °C
April5.454.584.055.155.2 °C
May6.744.383.795.5710.1 °C
June7.824.303.665.9214.5 °C
July8.064.643.876.1020.1 °C
August7.005.244.396.0019.3 °C
September5.505.875.005.7215.1 °C
October3.675.394.724.678.5 °C
November2.133.833.433.112.4 °C
December snow1.523.062.782.38-1.4 °C
Year4.72 avg4.47 avg1423 kWh1690 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 420 Wp of panels at 70°, versus 500 Wp at 35°. The steep array is 14% smaller for the same winter. Size your own system.

Row spacing in Klamath Falls

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.

5.5 mrow pitch at 70°

4.6 mrow pitch at 35°

Row spacing calculator

How Klamath Falls 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.

1004thof 3,121 places in the United States for sunshine, shared: 4.72 peak sun hours a day on flat ground.

+12%solar energy a year compared with the average place in the United States: 1,690 against 1,515 kWh per kWp.

+10 mindaylight on the longest day, compared with New York City: 15 h 16 min against 15 h 06 min.

35°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); Klamath Falls ranks joint 1004th. In its darkest month, December, 1 kWp of off-grid panels at 70° makes 2.78 kWh a day here, against 2.55 kWh on average in the United States. The shortest day lasts 9 h 05 min, −10 min compared with New York City.

The sunniest places in the United States

Solar forecast for Klamath Falls, 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 Klamath Falls

What is the best solar panel angle in Klamath Falls?
For a fixed array facing south, the best year-round tilt in Klamath Falls is 35°, worth about 1690 kWh per kWp a year. An off-grid system that has to get through December does better at about 68°.
What time is sunrise and sunset in Klamath Falls today?
On 24 October 2026 the sun rises at 07:30 and sets at 18:11 local time (UTC−7), giving 10 h 41 min of daylight. Solar noon is at 12:51.
How many peak sun hours does Klamath Falls get?
On a flat surface 4.7 hours a day averaged over the year, from 1.5 in December to 8.1 in July. Panels tilted at 70° receive 3.1 sun hours a day in December.
How high does the sun get in Klamath Falls?
At solar noon the sun stands 71.2° above the horizon on the June solstice and 24.4° on the December solstice.
Is Klamath Falls a good place for solar panels?
With 4.7 peak sun hours a day on flat ground, Klamath Falls ranks joint 1004th of 3,121 places in the United States for sunshine. A 1 kWp array at the best angle (35°) makes about 1,690 kWh a year here, 12% more than the average place in the United States.

Places near Klamath Falls

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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.