LʼIslet (QC) Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit LʼIslet.
Climate overview of LʼIslet
Temperatures in LʼIslet, Quebec, Canada, vary greatly throughout the year. July is the hottest month at 24°C (75°F), while January is the coldest at -6°C (21°F).
The city receives considerable rain/snowfall, with around 1274 mm (50 in) annually. October is the wettest month. It has warm summers and very cold winters. July is the sunniest month, averaging 8.4 hours of sunshine per day.
LʼIslet Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in LʼIslet - and find the best time to visit.
Monthly Temperature in LʼIslet
The climate in LʼIslet is known for significant temperature differences throughout the year, making the weather dynamic. Typically, average maximum daytime temperatures range from a comfortable 24°C (75°F) in July to a very cold -6°C (21°F) in the coolest month, January.
Nights vary from 15°C (59°F) in July to around -15°C (5°F) during the colder months.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in LʼIslet
LʼIslet has a notably wet climate with abundant precipitation, recording 1274 mm (50 in) of rain/snowfall per year. Precipitation levels in LʼIslet remain relatively steady throughout the year. October has the most rain, with 131 mm (5.2 in) over 12 days. In the driest month February, this drops slightly to 83 mm (3.3 in), making the city's climate fairly predictable. For more details, please visit our LʼIslet Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Sunshine Hours in LʼIslet
For those who appreciate different seasons, LʼIslet serves as an ideal destination. Expect longer, more sun-filled days in July with an average of 8.4 hours of sunshine daily, and embrace the darker days in November, offering only 2.6 hours of daily sunlight.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Daily percentage of sunshine
Humidity in LʼIslet by Month
The relative humidity is high throughout the year in LʼIslet.
The city experiences its highest humidity in December, reaching 73%. In May, the humidity drops to its lowest level at 52%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Best Time to Visit LʼIslet
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
- Best overall: June, July and August
- Warmest weather: July and August
- Most sunshine: July
- Seasonal pattern: Warm summers and very cold winters
- Coldest conditions: January, with freezing nights around -15°C (5°F).
Frequently asked questions about the climate in LʼIslet
What is the best time to visit LʼIslet?
June, July and August typically offer the most optimal weather in LʼIslet. In contrast, January, February, March, April, October, November and December tend to have less optimal conditions. LʼIslet has warm summers and very cold winters.
What temperatures can I expect in LʼIslet?
Daytime highs range from -6°C (21°F) in January to 24°C (75°F) in July. Nighttime lows range from -15°C (5°F) to 15°C (59°F). Temperatures vary considerably through the year.
How much rain does LʼIslet get?
Annual rainfall is around 1274 mm (50 in). October is the wettest month with 131 mm (5.2 in), while February is the driest with 83 mm (3.3 in).
How sunny is LʼIslet?
LʼIslet receives around 1,916 hours of sunshine per year. July is the sunniest month with 253 hours, while November is the cloudiest with just 77 hours.
LʼIslet 3-Day Forecast
LʼIslet on the map
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