Solarposition.org

Idaho · United States · 47.68° N · 116.78° W

Solar position in Coeur d'Alene

Sun position, daylight and the best solar panel angle for Coeur d'Alene — computed for 47.68° N, 116.78° W, 667 m above sea level.

Sunrise today07:19107° ESE
Sunset today17:42253° WSW
Best panel angle37°year-round, facing south
Off-grid angle75°best for the darkest month

The sun right now

Azimuth180.0°
Elevation30.4°
At solar noon, 12:30Open on the sun map

Sun in Coeur d'Alene today

Saturday, 24 October 2026 · local time UTC−7

EventTimeDirection / height
Astronomical dawn05:36sun 18° below horizon
Nautical dawn06:1112° below
Civil dawn06:476° below
Sunrise07:19107° ESE
Golden hour ends08:03sun 6° up
Solar noon12:3030.4° high
Golden hour starts16:58sun 6° up
Sunset17:42253° WSW
Civil dusk18:136° below
Nautical dusk18:4912° below
Astronomical dusk19:2518° below
Day length10 h 23 min

Sun path diagram for Coeur d'Alene

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 solstice567891011121314151617181920EquinoxDecember solstice89101112131415Today
  • June solstice
  • Equinox
  • December solstice
  • Today

On the June solstice the sun reaches 65.8° at solar noon in Coeur d'Alene; on the December solstice only 18.9°. Sunrise swings from 53° NE in June to 125° SE in December — a 72° 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
January07:2511:5816:319 h 06 min22.6°
February06:4212:0017:1910 h 38 min32.0°
March06:4712:5419:0112 h 14 min42.8°
April05:4612:4519:4513 h 59 min54.4°
May05:0212:4320:2515 h 23 min62.6°
June04:4912:4920:4816 h 00 min65.8°
July05:1112:5320:3515 h 24 min62.7°
August05:5112:5019:4813 h 57 min54.2°
September06:3212:3918:4612 h 14 min42.8°
October07:1512:3117:4710 h 32 min31.4°
November07:0111:3216:049 h 03 min22.3°
December07:3211:4515:578 h 25 min18.9°

A year of daylight in Coeur d'Alene

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 Coeur d'Alene

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: 1382 kWh per kWp.

75°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 75°70°Yearly energyWorst-month energy
  • Yearly energy
  • Worst-month energy
TiltkWh/kWp per yearShare of best yearDecember kWh/kWp/dayBest ÷ worst month
0°114583%0.679.0×
15°129694%1.016.1×
30°137299%1.314.6×
37° year-round best1382100%1.434.1×
45°137199%1.543.6×
48° = latitude136299%1.583.4×
60°129494%1.692.8×
70°120287%1.742.5×
75° off-grid best114583%1.742.4×
90°93668%1.692.0×

A fixed array in Coeur d'Alene produces the most over a year at 37°. The design month for an off-grid system is December: at 75° it makes 1.74 kWh per kWp a day, 22% more than at 37°, and costs 17% of the yearly total. Why steep panels win winter.

Off-grid solar in Coeur d'Alene at 70°

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

01234567January: 2.01 (70°)2.0JanFebruary: 3.19 (70°)3.2FebMarch: 3.20 (70°)3.2MarApril: 3.66 (70°)3.7AprMay: 3.72 (70°)3.7MayJune: 3.53 (70°)3.5JunJuly: 4.08 (70°)4.1JulAugust: 4.28 (70°)4.3AugSeptember: 4.30 (70°)4.3SepOctober: 3.55 (70°)3.6OctNovember: 2.24 (70°)2.2NovDecember: 1.74 (70°)1.7Dec37°
MonthSun hours, flatSun hours at 70°kWh/kWp/day at 70°at 37°Mean temp.
January snow1.082.212.011.70-4.2 °C
February snow2.023.493.192.87-3.0 °C
March3.043.573.203.421.1 °C
April4.544.153.664.425.3 °C
May5.894.323.725.0311.0 °C
June6.404.153.535.0814.6 °C
July7.384.904.085.8420.0 °C
August6.095.134.285.4519.8 °C
September4.345.034.304.7114.5 °C
October2.604.033.553.456.8 °C
November snow1.282.492.241.960.2 °C
December snow0.841.911.741.43-4.5 °C
Year3.80 avg3.78 avg1202 kWh1382 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 680 Wp of panels at 70°, versus 820 Wp at 37°. The steep array is 18% smaller for the same winter. Size your own system.

Row spacing in Coeur d'Alene

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.

7.4 mrow pitch at 70°

5.9 mrow pitch at 37°

Row spacing calculator

How Coeur d'Alene 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.

2671stof 3,121 places in the United States for sunshine, shared: 3.80 peak sun hours a day on flat ground.

−9%solar energy a year compared with the average place in the United States: 1,382 against 1,515 kWh per kWp.

+54 mindaylight on the longest day, compared with New York City: 16 h 00 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); Coeur d'Alene ranks joint 2671st. In its darkest month, December, 1 kWp of off-grid panels at 70° makes 1.74 kWh a day here, against 2.55 kWh on average in the United States. The shortest day lasts 8 h 25 min, −50 min compared with New York City.

The sunniest places in the United States

Solar forecast for Coeur d'Alene, 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 Coeur d'Alene

What is the best solar panel angle in Coeur d'Alene?
For a fixed array facing south, the best year-round tilt in Coeur d'Alene is 37°, worth about 1382 kWh per kWp a year. An off-grid system that has to get through December does better at about 75°.
What time is sunrise and sunset in Coeur d'Alene today?
On 24 October 2026 the sun rises at 07:19 and sets at 17:42 local time (UTC−7), giving 10 h 23 min of daylight. Solar noon is at 12:30.
How many peak sun hours does Coeur d'Alene get?
On a flat surface 3.8 hours a day averaged over the year, from 0.8 in December to 7.4 in July. Panels tilted at 70° receive 1.9 sun hours a day in December.
How high does the sun get in Coeur d'Alene?
At solar noon the sun stands 65.8° above the horizon on the June solstice and 18.9° on the December solstice.
Is Coeur d'Alene a good place for solar panels?
With 3.8 peak sun hours a day on flat ground, Coeur d'Alene ranks joint 2671st of 3,121 places in the United States for sunshine. A 1 kWp array at the best angle (37°) makes about 1,382 kWh a year here, 9% less than the average place in the United States.

Places near Coeur d'Alene

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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.