Quebec climate

World Climates covers 5 places in Quebec. By annual mean temperature, the warmest is Sherbrooke (6 °C42 °F) and the coolest is Saguenay (3 °C38 °F). The wettest is Québec with 1,146 mm45 in of precipitation per year, the driest Saguenay with 972 mm38 in.

The most common climate types (Köppen classification computed from these averages) are warm-summer humid continental (Dfb, 5 places).

The highest monthly average high is in Montréal (25 °C78 °F in July); the lowest monthly average low is in Saguenay (−21 °C−5 °F in January).

Across the places in Quebec, the months that most often rank as the most comfortable are June, July and August (5, 4 and 5 of 5 places respectively).

Temperature and rainfall across Quebec

Annual mean temperatures in Quebec range from 3 °C38 °F to 6 °C42 °F. The typical place (the median of all 5) has a year average of 5 °C41 °F. Annual precipitation ranges from 972 mm38 in to 1,146 mm45 in. The median place receives about 1,086 mm43 in in an average year.

In 5 places of 5, the coldest month has an average low below 0 °C (32 °F). In 0 places, the warmest month has an average high above 30 °C (86 °F). No place here gets less than 250 mm (10 in) of precipitation a year. None gets more than 2,000 mm (79 in) a year.

Averaged over all 5 places, July is the warmest month, with a mean of 20 °C68 °F. January is the coldest, with −13 °C9 °F. The wettest month on average is October (111 mm4.4 in). The driest is February (61 mm2.4 in). Single places can differ a lot from this average, so check the page of each city.

The table below lists the places sorted by population. The largest ones covered here are Montréal, Québec and Saguenay. Each city page has a chart and a table for every month. It also shows the best time to visit and what to pack. The figures are 25-year averages for 2001–2025 from NASA POWER. They describe grid cells of roughly 50–70 km, not single weather stations.

Climate of each place in Quebec

Montréal has a warm-summer humid continental climate (Köppen Dfb). Its year average is 5 °C41 °F. The warmest month is July, with an average high of 25 °C78 °F. The coldest is January, with an average low of −18 °C0 °F. About 1,086 mm43 in of precipitation falls in a year. October is the wettest month and February the driest. By our comfort score, the best months to visit are June–September.

Québec has a warm-summer humid continental climate (Köppen Dfb). Its year average is 5 °C41 °F. The warmest month is July, with an average high of 24 °C76 °F. The coldest is January, with an average low of −17 °C2 °F. About 1,146 mm45 in of precipitation falls in a year. July is the wettest month and February the driest. By our comfort score, the best months to visit are June–September.

Saguenay has a warm-summer humid continental climate (Köppen Dfb). Its year average is 3 °C38 °F. The warmest month is July, with an average high of 24 °C75 °F. The coldest is January, with an average low of −21 °C−5 °F. About 972 mm38 in of precipitation falls in a year. July is the wettest month and February the driest. By our comfort score, the best months to visit are June–August.

Trois-Rivières has a warm-summer humid continental climate (Köppen Dfb). Its year average is 5 °C41 °F. The warmest month is July, with an average high of 25 °C77 °F. The coldest is January, with an average low of −18 °C−1 °F. About 1,054 mm42 in of precipitation falls in a year. July is the wettest month and February the driest. By our comfort score, the best months to visit are June and August and September.

Sherbrooke has a warm-summer humid continental climate (Köppen Dfb). Its year average is 6 °C42 °F. The warmest month is July, with an average high of 25 °C76 °F. The coldest is January, with an average low of −15 °C5 °F. About 1,135 mm45 in of precipitation falls in a year. June is the wettest month and February the driest. By our comfort score, the best months to visit are June–September.

Frequently asked questions

Which is the warmest place in Quebec?

By annual mean temperature, the warmest place in Quebec is Sherbrooke at 6 °C42 °F. The coolest is Saguenay at 3 °C38 °F.

Where does it rain the most in Quebec?

Québec gets the most precipitation, 1,146 mm45 in in an average year. The driest place is Saguenay with 972 mm38 in.

How many places in Quebec does this site cover?

World Climates has climate data for 5 places in Quebec. Each one has a page with monthly averages for temperature, rainfall, humidity and daylight.

When is the best time to visit Quebec?

It depends on the place. Across Quebec, the months that most often rank as the most comfortable are June, July and August. Check the page of each city for its own best months.