Quebec · Canada · 45.58° N · 73.33° W
Solar position in Sainte-Julie
Sun position, daylight and the best solar panel angle for Sainte-Julie — computed for 45.58° N, 73.33° W, 37 m above sea level.
The sun right now
Sun in Sainte-Julie today
Saturday, 24 October 2026 · local time UTC−4
| Event | Time | Direction / height |
|---|---|---|
| Astronomical dawn | 05:42 | sun 18° below horizon |
| Nautical dawn | 06:16 | 12° below |
| Civil dawn | 06:51 | 6° below |
| Sunrise | 07:22 | 106° ESE |
| Golden hour ends | 08:03 | sun 6° up |
| Solar noon | 12:37 | 32.5° high |
| Golden hour starts | 17:10 | sun 6° up |
| Sunset | 17:52 | 254° WSW |
| Civil dusk | 18:22 | 6° below |
| Nautical dusk | 18:57 | 12° below |
| Astronomical dusk | 19:31 | 18° below |
| Day length | 10 h 30 min | |
Sun path diagram for Sainte-Julie
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 67.9° at solar noon in Sainte-Julie; on the December solstice only 21.0°. Sunrise swings from 54° NE in June to 124° ESE in December — a 69° 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 | 07:25 | 12:04 | 16:44 | 9 h 19 min | 24.7° |
| February | 06:45 | 12:07 | 17:29 | 10 h 44 min | 34.1° |
| March | 06:54 | 13:00 | 19:07 | 12 h 13 min | 44.9° |
| April | 05:57 | 12:52 | 19:47 | 13 h 50 min | 56.5° |
| May | 05:16 | 12:50 | 20:24 | 15 h 08 min | 64.7° |
| June | 05:04 | 12:55 | 20:46 | 15 h 42 min | 67.9° |
| July | 05:24 | 12:59 | 20:34 | 15 h 09 min | 64.8° |
| August | 06:01 | 12:56 | 19:50 | 13 h 50 min | 56.4° |
| September | 06:39 | 12:46 | 18:52 | 12 h 13 min | 44.9° |
| October | 07:17 | 12:37 | 17:57 | 10 h 39 min | 33.6° |
| November | 07:00 | 11:39 | 16:17 | 9 h 16 min | 24.4° |
| December | 07:30 | 11:51 | 16:12 | 8 h 42 min | 21.0° |
A year of daylight in Sainte-Julie
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 Sainte-Julie
Fixed array facing south (azimuth 180°). Energy per kWp from NASA POWER monthly climate, including clouds, temperature and snow reflection.
39°collects the most energy over a year: 1302 kWh per kWp.
74°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° | 1069 | 82% | 0.84 | 5.6× |
| 15° | 1212 | 93% | 1.23 | 3.9× |
| 30° | 1289 | 99% | 1.56 | 3.0× |
| 39° year-round best | 1302 | 100% | 1.73 | 2.6× |
| 45° | 1296 | 100% | 1.82 | 2.4× |
| 46° = latitude | 1293 | 99% | 1.83 | 2.4× |
| 60° | 1231 | 95% | 1.97 | 2.3× |
| 70° | 1152 | 88% | 2.02 | 2.2× |
| 74° off-grid best | 1112 | 85% | 2.02 | 2.1× |
| 90° | 918 | 71% | 1.95 | 2.0× |
A fixed array in Sainte-Julie produces the most over a year at 39°. The design month for an off-grid system is December: at 74° it makes 2.02 kWh per kWp a day, 17% more than at 39°, and costs 15% of the yearly total. Why steep panels win winter.
Off-grid solar in Sainte-Julie at 70°
Daily energy of 1 kWp by month. Bars: panels at 70°. Line: panels at 39° (year-round best).
| Month | Sun hours, flat | Sun hours at 70° | kWh/kWp/day at 70° | at 39° | Mean temp. |
|---|---|---|---|---|---|
| January snow | 1.45 | 2.98 | 2.80 | 2.43 | -11.1 °C |
| February snow | 2.37 | 3.91 | 3.65 | 3.38 | -9.6 °C |
| March snow | 3.56 | 4.75 | 4.35 | 4.33 | -3.5 °C |
| April | 4.44 | 3.94 | 3.48 | 4.25 | 4.9 °C |
| May | 5.26 | 3.75 | 3.20 | 4.35 | 12.7 °C |
| June | 5.76 | 3.67 | 3.06 | 4.41 | 18.0 °C |
| July | 5.76 | 3.85 | 3.19 | 4.47 | 21.0 °C |
| August | 5.05 | 4.08 | 3.40 | 4.35 | 20.2 °C |
| September | 3.95 | 4.28 | 3.63 | 4.09 | 16.0 °C |
| October | 2.33 | 3.23 | 2.82 | 2.86 | 8.4 °C |
| November | 1.43 | 2.57 | 2.30 | 2.13 | 1.2 °C |
| December snow | 1.04 | 2.19 | 2.02 | 1.73 | -6.6 °C |
| Year | 3.54 avg | 3.60 avg | 1152 kWh | 1302 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 590 Wp of panels at 70°, versus 680 Wp at 39°. The steep array is 14% smaller for the same winter. Size your own system.
Row spacing in Sainte-Julie
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.
6.5 mrow pitch at 70°
5.5 mrow pitch at 39°
How Sainte-Julie compares in Canada
Against the other 295 places in Canada with climate data, for a fixed array at its best angle.
146thof 296 places in Canada for sunshine, shared: 3.54 peak sun hours a day on flat ground.
+1%solar energy a year compared with the average place in Canada: 1,302 against 1,292 kWh per kWp.
+15 mindaylight on the longest day, compared with Toronto: 15 h 42 min against 15 h 27 min.
39°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); Sainte-Julie ranks joint 146th. In its darkest month, December, 1 kWp of off-grid panels at 70° makes 2.02 kWh a day here, against 1.88 kWh on average in Canada. The shortest day lasts 8 h 42 min, −14 min compared with Toronto.
Solar forecast for Sainte-Julie, 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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A free, live card for Sainte-Julie: 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.