Measurements:
°C
°F
Ottawa
72°F
NE 7 mph
Feels like: 72°F
Precip: 46%
World Resorts USA Ottawa Weather October Weather in Ottawa

Ottawa Weather: October

Average Day Temperature: 65.1°F
Average Night Temperature: 50.0°F
Number of Sunny Days: 16 days
Sunshine Hours: 10.4 - 11.7 hours
Number of Rainy Days: 1 day
Precipitation Totals: 0.9 in

Air Temperature in October, °F

Select Year: 2025 2024 2023

The highest day temperature in October 2025 was 94°F. The lowest night temperature was 30°F. The average values for day and night temperatures during October were 69.7°F и 50.7°F respectivly.

Sunny, Cloudy and Gloomy days

Most of the days in October are sunny but you can also expect cloudy and gloomy days.

Precipitation Totals in October, in

Precipitation total in October for Ottawa is 0.9 in.

Wind Speed in October, mph

The average wind speed in October is 9.8 mph.

Average Sunny Hours Per Day

We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for Ottawa in October is 7.2 hours.

Best Time to Visit Ottawa
The most sunny months:
September 19 days
October 16 days
June 15 days
The most warm months:
July 85.7 °F
August 85.2 °F
June 83.0 °F
The most cold months:
January 26.5 °F
February 32.8 °F
December 35.5 °F
The most rainy months:
June 3 days
March 3 days
May 3 days
The most windy months:
March 11 mph
April 11 mph
November 10 mph

Ottawa on the Weather Map

USA Resorts:
NAME
Boston +64
Chicago +66
Hawaii +80
Las Vegas +80
Los Angeles +74
Maui +66
Miami +92
Myrtle Beach +88
New York +72
Panama City Beach +90
San Diego +72
San Francisco +60
Santa Monica +72
Sarasota +94
Washington +76
24 Hours Weather Forecast
Ottawa
Local time: 10:07
15 sep, tuesday
1200 82°F
E
9 mph
1500 90°F
E
6 mph
1800 86°F
NW
6 mph
2100 76°F
S
6 mph
16 sep, wednesday
0000 72°F
SW
8 mph
0300 70°F
S
8 mph
0600 68°F
SW
9 mph
0900 66°F
SW
8 mph