Weather in Laval: September
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Average day temperature: | 68.7°F |
| Average night temperature: | 56.8°F | |
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Number of sunny days: | 12 days |
| Day length: | 11.7 - 13.3 hours | |
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Number of rainy days: | 2 days |
| Precipitation totals: | 0.8 in. | |
| more information | ||
14 days
forecast
forecast
| Laval |
weather in
October
October
| Laval |
Air temperature in September, °F
Show year:
2025
2024
2023
The highest day temperature during September of 2025 was 84°F. At the same time the lowest night temperature was 41°F. Daily and nightly averages during September were 71.7°F and 55.3°F.
Sunny, partly cloudy and cloudy days
Number of sunny, partly cloudy and cloudy days in September is almost equal.
Precipitation total in September, in.
Precipitation total value in Laval in September is 0.8 in. Other months of the year show relatively similar values.
Wind speed in September, mph
The average wind speed value in September is 6.7 mph It makes September one of the least windy months of the year.
Average sunny hours
This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in September is: 7.5.
Best time for vacation in Laval
Laval on a weather map
Places in Canada:
Name
°F
24 Hours Forecast
Laval
Local time: 15:05
December 18, thursday
1800
36°F
W
3 mph
3 mph
2100
34°F
NW
4 mph
4 mph
December 19, friday
0000
34°F
NW
7 mph
7 mph
0300
37°F
NW
9 mph
9 mph
0600
39°F
NW
14 mph
14 mph
0900
41°F
N
20 mph
20 mph
1200
39°F
E
16 mph
16 mph
1500
37°F
NE
16 mph
16 mph
