Quebec · Canada · 48.45° N · 68.52° W
Solar position in Rimouski
Sun position, daylight and the best solar panel angle for Rimouski — computed for 48.45° N, 68.52° W, 23 m above sea level.
The sun right now
Sun in Rimouski today
Saturday, 24 October 2026 · local time UTC−4
| Event | Time | Direction / height |
|---|---|---|
| Astronomical dawn | 05:22 | sun 18° below horizon |
| Nautical dawn | 05:59 | 12° below |
| Civil dawn | 06:35 | 6° below |
| Sunrise | 07:07 | 107° ESE |
| Golden hour ends | 07:52 | sun 6° up |
| Solar noon | 12:17 | 29.7° high |
| Golden hour starts | 16:43 | sun 6° up |
| Sunset | 17:28 | 253° WSW |
| Civil dusk | 18:00 | 6° below |
| Nautical dusk | 18:36 | 12° below |
| Astronomical dusk | 19:12 | 18° below |
| Day length | 10 h 20 min | |
Sun path diagram for Rimouski
Where the sun stands in the sky: the centre is straight overhead, the outer ring is the horizon. Numbers mark local clock hours.
- June solstice
- Equinox
- December solstice
- Today
On the June solstice the sun reaches 65.0° at solar noon in Rimouski; on the December solstice only 18.2°. Sunrise swings from 52° NE in June to 126° SE in December — a 74° 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.
| Month | Sunrise | Solar noon | Sunset | Day length | Noon elevation |
|---|---|---|---|---|---|
| January | 07:15 | 11:45 | 16:15 | 9 h 00 min | 21.8° |
| February | 06:30 | 11:47 | 17:05 | 10 h 35 min | 31.2° |
| March | 06:34 | 12:41 | 18:48 | 12 h 14 min | 42.0° |
| April | 05:32 | 12:32 | 19:34 | 14 h 02 min | 53.6° |
| May | 04:46 | 12:30 | 20:15 | 15 h 29 min | 61.8° |
| June | 04:32 | 12:35 | 20:39 | 16 h 07 min | 65.0° |
| July | 04:55 | 12:40 | 20:25 | 15 h 30 min | 61.9° |
| August | 05:36 | 12:37 | 19:37 | 14 h 01 min | 53.5° |
| September | 06:19 | 12:26 | 18:33 | 12 h 14 min | 42.1° |
| October | 07:03 | 12:18 | 17:33 | 10 h 30 min | 30.7° |
| November | 06:50 | 11:19 | 15:48 | 8 h 58 min | 21.6° |
| December | 07:23 | 11:32 | 15:41 | 8 h 18 min | 18.2° |
A year of daylight in Rimouski
Each column is one day of 2026. Bright: sun above the horizon; soft: civil twilight; line: solar noon. Steps are daylight saving time changes.
Best solar panel angle in Rimouski
Fixed array facing south (azimuth 180°). Energy per kWp from NASA POWER monthly climate, including clouds, temperature and snow reflection.
41°collects the most energy over a year: 1261 kWh per kWp.
76°gives the most in the darkest month — the one an off-grid system is sized for.
- Yearly energy
- Worst-month energy
| Tilt | kWh/kWp per year | Share of best year | December kWh/kWp/day | Best ÷ worst month |
|---|---|---|---|---|
| 0° | 1007 | 80% | 0.70 | 6.6× |
| 15° | 1156 | 92% | 1.10 | 4.3× |
| 30° | 1241 | 98% | 1.45 | 3.2× |
| 41° year-round best | 1261 | 100% | 1.66 | 2.7× |
| 45° | 1259 | 100% | 1.72 | 2.5× |
| 48° = latitude | 1254 | 99% | 1.77 | 2.4× |
| 60° | 1207 | 96% | 1.90 | 2.3× |
| 70° | 1136 | 90% | 1.96 | 2.2× |
| 76° off-grid best | 1081 | 86% | 1.97 | 2.1× |
| 90° | 920 | 73% | 1.92 | 2.0× |
A fixed array in Rimouski produces the most over a year at 41°. The design month for an off-grid system is December: at 76° it makes 1.97 kWh per kWp a day, 18% more than at 41°, and costs 14% of the yearly total. Why steep panels win winter.
Off-grid solar in Rimouski at 70°
Daily energy of 1 kWp by month. Bars: panels at 70°. Line: panels at 41° (year-round best).
| Month | Sun hours, flat | Sun hours at 70° | kWh/kWp/day at 70° | at 41° | Mean temp. |
|---|---|---|---|---|---|
| January snow | 1.24 | 2.82 | 2.67 | 2.30 | -12.8 °C |
| February snow | 2.11 | 3.72 | 3.50 | 3.22 | -11.8 °C |
| March snow | 3.26 | 4.55 | 4.22 | 4.16 | -6.9 °C |
| April | 4.35 | 4.07 | 3.65 | 4.34 | 0.6 °C |
| May | 5.22 | 3.90 | 3.39 | 4.46 | 8.2 °C |
| June | 5.56 | 3.73 | 3.16 | 4.37 | 13.7 °C |
| July | 5.42 | 3.82 | 3.20 | 4.32 | 17.1 °C |
| August | 4.66 | 3.95 | 3.34 | 4.14 | 16.3 °C |
| September | 3.57 | 4.05 | 3.49 | 3.85 | 12.0 °C |
| October | 2.11 | 3.11 | 2.74 | 2.74 | 5.5 °C |
| November snow | 1.18 | 2.30 | 2.07 | 1.87 | -1.4 °C |
| December snow | 0.88 | 2.12 | 1.96 | 1.66 | -8.5 °C |
| Year | 3.30 avg | 3.51 avg | 1136 kWh | 1261 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 600 Wp of panels at 70°, versus 710 Wp at 41°. The steep array is 15% smaller for the same winter. Size your own system.
Row spacing in Rimouski
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.
7.7 mrow pitch at 70°
6.4 mrow pitch at 41°
How Rimouski compares in Canada
Against the other 295 places in Canada with climate data, for a fixed array at its best angle.
260thof 296 places in Canada for sunshine, shared: 3.30 peak sun hours a day on flat ground.
−2%solar energy a year compared with the average place in Canada: 1,261 against 1,292 kWh per kWp.
+40 mindaylight on the longest day, compared with Toronto: 16 h 07 min against 15 h 27 min.
41°best year-round tilt here; across Canada it runs from 34° in Hamilton to 52° in Yellowknife.
Of the 296 places in Canada, Medicine Hat and one other place get the most sun (3.84 peak sun hours a day) and Terrace the least (2.57); Rimouski ranks joint 260th. In its darkest month, December, 1 kWp of off-grid panels at 70° makes 1.96 kWh a day here, against 1.88 kWh on average in Canada. The shortest day lasts 8 h 18 min, −37 min compared with Toronto.
Solar forecast for Rimouski, next 48 hours
Expected output of 1 kWp at 70°, computed from the ICON-EU weather model of the Deutscher Wetterdienst (DWD), Europe.
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Questions about the sun in Rimouski
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A free, live card for Rimouski: where the sun is right now on today's path, a countdown to sunset or sunrise, the daylight change, the moon phase at night and the best panel angle.
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.