Montreal weather by month
The best time to visit Montreal, Canada is June. Pick a month for full climate normals and a verdict.
- Januaryfreezing, rainy, clean air31tier F
- Februaryfreezing, rainy, clean air36tier F
- Marchfreezing, rainy, clean air49tier F
- Aprilcold, rainy, clean air67tier C
- Maynice, a little rain, clean air81tier A
- Junenice, rainy92tier S
- Julywarm, rainy83tier A
- Augustwarm, rainy, very humid89tier A
- Septembernice, rainy, clean air86tier A
- Octobercool, rainy, clean air69tier C
- Novembercold, rainy, clean air54tier D
- Decemberfreezing, rainy, clean air39tier F