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.
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 |
Nearest destinations
La Grande Rivière: questions and answers
What kind of destination is La Grande Rivière?
La Grande Rivière is a small town in Canada with a subarctic climate.
How many hours of sunshine does La Grande Rivière get a year?
La Grande Rivière gets about 1,967 hours of sunshine a year, at its best around July.
When is the best time to visit La Grande Rivière?
The sunniest time to visit La Grande Rivière is July, when the Sunshine Score peaks at 64/100. Expect daytime highs around 19°C / 66°F.
What is the least sunny month in La Grande Rivière?
January is the least sunny month in La Grande Rivière, scoring 0/100 with about 36 mm of rain.
How strong is the sun in La Grande Rivière?
The typical midday UV index in La Grande Rivière peaks around 5 (moderate) in June, easing to about 0 (low) in January. Month-by-month midday UV values are in the UV column of the table on this page.
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