La Grande Rivière weather by month & the best time to visit
🇨🇦 Canada · small town · subarctic climate
The best time to visit La Grande Rivière is July — its sunniest month (Sunshine Score 64/100). La Grande Rivière averages about 1,967 hours of sunshine a year. Daytime highs around 19°C / 66°F and roughly 110 mm of rain in July.
Jump to: month-by-month table · nearby alternatives · embed this data
- Sun hours / year
- 1,967
- Sunniest month
- July
- Peak score
- 64/100
- Rain / year
- 847 mm
- Snow / year
- ≈2.9 m
- Midday UV at peak
- 5 (moderate)
- Population
- 5k
- Elevation
- 185 m

When is the best time to visit La Grande Rivière?
For sunshine, the best time to visit La Grande Rivière is July. The dullest month is January (0/100, 36 mm of rain). The full month-by-month picture is in the table below.
How sunny is La Grande Rivière?
La Grande Rivière gets a moderate 1,967 hours of sunshine a year. 64 Sunshine Score points separate July (64) from January (0), so the month you pick matters. It ranks #144 of 242 destinations in Canada for annual sunshine, below the national median of 2,024 hours. Rain has a clear season: the wettest stretch, around August, carries about 41% of the annual 847 mm.
Sunshine Score by month
| Month | Score | Day high | Night low | Rain | UV |
|---|---|---|---|---|---|
| January | 0 | -18° / 0°F | -26° / -15°F | 36 mm | 0 |
| February | 0 | -16° / 3°F | -26° / -15°F | 25 mm | 1 |
| March | 0 | -9° / 16°F | -20° / -4°F | 32 mm | 2 |
| April | 0 | -1° / 30°F | -10° / 14°F | 39 mm | 3 |
| May | 6 | 9° / 48°F | 0° / 32°F | 68 mm | 4 |
| June | 50 | 16° / 61°F | 6° / 43°F | 84 mm | 5 |
| July | 64 | 19° / 66°F | 9° / 48°F | 110 mm | 5 |
| August | 51 | 17° / 63°F | 9° / 48°F | 121 mm | 4 |
| September | 23 | 12° / 54°F | 5° / 41°F | 117 mm | 2 |
| October | 0 | 5° / 41°F | -1° / 30°F | 90 mm | 1 |
| November | 0 | -4° / 25°F | -9° / 16°F | 78 mm | 0 |
| December | 0 | -13° / 9°F | -20° / -4°F | 47 mm | 0 |
See La Grande Rivière on the interactive sunshine globe →
Nearby places for sunshine
- Sept-Îles Canada · 870 km · best in Aug · 1,867 h sun/yr
- Quebec Canada · 882 km · best in Aug · 1,920 h sun/yr
- Ottawa Canada · 935 km · best in Sep · 2,034 h sun/yr
- Montréal Canada · 951 km · best in Sep · 1,981 h sun/yr
- Montréal Canada · 953 km · best in Sep · 1,981 h sun/yr
- Thunder Bay Canada · 999 km · best in Aug · 1,985 h sun/yr
Nearest destinations
- Chisasibi Canada · 82 km · 1,901 h sun/yr · best in Jul
- Wemindji Canada · 101 km · 1,897 h sun/yr · best in Jul
- Eastmain River Canada · 165 km · 1,957 h sun/yr · best in Jul
- Kuujjuarapik Canada · 184 km · 1,792 h sun/yr · best in Aug
- Nemiscau Canada · 240 km · 1,954 h sun/yr · best in Jul
Put the La Grande Rivière sunshine badge on your site
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