World Resorts Canada Gatineau Weather

Gatineau weather in September

Weather in Gatineau: September

Average day temperature: 68.6°F
Average night temperature: 54.2°F
Number of sunny days: 13 days
Day length: 11.7 - 13.3 hours
Number of rainy days: 2 days
Precipitation totals: 0.8 in.

Air temperature in September, °F

Show year:
2025
2024
2023

The highest day temperature during September of 2025 was 79°F. At the same time the lowest night temperature was 38°F. Daily and nightly averages during September were 71.4°F and 54.2°F.

Sunny, partly cloudy and cloudy days

Mostly all days in September are sunny but cloudy days are also possible.

Precipitation total in September, in.

Precipitation total value in Gatineau 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 6.0 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: 7.7.

Best time for vacation in Gatineau

Sunniest months:
September 13 days
July 11 days
August 11 days
Warmest months:
July 77.5 °F
August 75.2 °F
June 72.0 °F
Coldest months:
January 21.2 °F
February 22.9 °F
December 30.4 °F
Rainiest months:
July 3 days
August 3 days
September 2 days
Windiest months:
March 8.5 mph
April 8.5 mph
November 8.0 mph

Gatineau on a weather map

Gatineau
+14°F
SE 10 mph
Feels like: +1°F
Precip.: 0%
Places in Canada:
Name
°F
+48°F
+50°F
+10°F
+32°F
-13°F
+18°F
+16°F
+27°F
+14°F
+21°F
+3°F
+36°F
+37°F
+19°F
24 Hours Forecast
Gatineau
Local time: 21:25
December 15, monday
0000
14°F
SE
9 mph
0300
14°F
E
9 mph
0600
14°F
E
8 mph
0900
14°F
E
6 mph
1200
18°F
E
6 mph
1500
19°F
NE
7 mph
1800
19°F
N
5 mph
2100
21°F
N
4 mph
Units of measurement: °C / °F