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Hourly Forecast
Daylight Hours
06:32
Sunrise
19:09
Sunset
Moon
Waning Crescent
04:25
Moonrise
18:36
Moonset
Daily Forecast
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Air Quality Data Available
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UV Index
Humidity
Weather in Montréal today, September 09, 2026
Montréal stays under cloudy skies on September 09, 2026, with only brief brighter breaks. Plan for a day that feels grey more often than open. Expect a grey start, with morning cloud around 100% by 04:00. Outdoor plans early on should not rely on bright skies.
The day peaks near 29°C and cools toward 12°C. Expect humidity between 39% and 91%, most humid near 05:00. Expect gentle winds, highest near 18:00 at 3.4 km/h.
Expect persistent cloud later on, with amounts around 100% by 12:00. Sunshine remains the exception, not the rule. Visibility stays generally good near 15.9 km on average, though it can drop toward 14.5 km in thicker cloud or showers. Sunrise is at 06:32 and sunset at 19:09, giving 12 hours 37 minutes of sunlight today.
In short, cloud leads the story in Montréal on September 09, 2026; expect limited sun and a peak around 29°C.
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