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When is the Best Time to Explore Rivière-Mistassini?

If you're curious when is the best time of year to visit Rivière-Mistassini, you might find this info about seasonal weather helpful when you are organising your getaway. The warmest months in Rivière-Mistassini are typically July and August, whereas the coldest months are usually January and February. The months with the most rain are August and July, whereas February and January have the least.

Here's a rundown on how much rain you can expect and what the temperatures are going to be like:

• From January to March, the average daytime temperature is -5°C and at night it is -21°C. Seasonal average rainfall is 135 mm.
• If you visit between April and June, you can expect an average temp of 19°C during the day and -5°C at night. Average rainfall during this season is 266 mm.
• The daytime average temp from July to September is 22°C and the night-time average is 7°C. Average precipitation for this season is 393 mm.
• Between October and December, the average temp during the day is 8°C and -15°C at night. Seasonal average rain is 300 mm.
• Average annual rainfall in Rivière-Mistassini is 1094 mm.