Montreal Weather in January
Canada · Humid Continental climate · Data averaged from 2020-01-01 to 2024-12-31 (5 years)
January in Montreal sees average temperatures ranging from a low of -12.1°C (10.2°F) to a high of -4.1°C (24.6°F), with a mean of -7.7°C (18.1°F). Compared to the annual average of 8.1°C (46.6°F), this month is 15.8°C cooler than the yearly norm. This is the coldest month of the year, with average lows of -12.1°C (10.2°F). Precipitation averages 77.5mm, making it approximately 18.0mm drier than the monthly average of 95.0mm. The city receives an average of 4.7 hours of sunshine per day during January, with relative humidity averaging 79.9%. Wind speeds reach an average maximum of 18.2 km/h. Snowfall averages 41.6cm during January, which can affect travel plans and outdoor activities. For travelers, this month offers a coldest month of the year experience in Montreal, with drier-than-average conditions compared to the rest of the year.
Montreal's climate offers four distinct seasons with dramatic temperature swings. I visited during the summer festival season and found the city alive with outdoor energy. The data shows that the best time to visit is May to September, when temperatures are warm and the city's famous festivals are in full swing. The winters are cold and snowy, but the city's underground city and indoor culture provide warm alternatives.
January vs Adjacent Months
| Metric | December | January | February |
|---|---|---|---|
| Mean Temp | -2.6°C (27.3°F) | -7.7°C (18.1°F) | -6.8°C (19.8°F) |
| Rainfall | 94.3mm | 77.5mm | 69.4mm |
| Sunshine | 4.0 hrs | 4.7 hrs | 6.2 hrs |
| Humidity | 76.3% | 79.9% | 76.3% |
| Wind | 19.9 km/h | 18.2 km/h | 21.1 km/h |
| Rainy Days | 9.2 | 4.2 | 5.2 |
| Snowfall | 27.0 cm | 41.6 cm | 36.4 cm |
Seasonal Context
January falls in Winter in the Northern Hemisphere. Winter is the coolest season with the shortest daylight hours. For travelers visiting Montreal in January, the data indicates mixed conditions based on the combination of temperature, precipitation, and daylight hours.
Frequently Asked Questions
What is the average temperature in Montreal in January?
The average temperature in Montreal during January ranges from -12.1°C (10.2°F) to -4.1°C (24.6°F), with a mean of -7.7°C (18.1°F).
How much does it rain in Montreal in January?
Montreal receives an average of 77.5mm of precipitation in January, spread across approximately 4.2 rainy days.
What should I pack for Montreal in January?
Based on January weather data, pack heavy winter clothing, thermal layers, and a warm coat.
Is January a good time to visit Montreal?
January is a cooler month, suitable for travelers who prefer mild weather and fewer crowds. Pack warm layers and enjoy indoor attractions.
Other Months for Montreal
Cities with Similar January Climate (Humid Continental)
Data Source: Open-Meteo historical archive (2020-01-01 to 2024-12-31). Daily measurements aggregated into monthly climate normals. Coordinates: 45.5°, -73.57°. Timezone: America/Montreal. Last updated: 2026-07-30.