World Resorts Canada Ottawa Weather

Ottawa weather in July

Weather in Ottawa: July

Average day temperature: 78.6°F
Average night temperature: 62.8°F
Number of sunny days: 15 days
Day length: 14.8 - 15.6 hours
Number of rainy days: 4 days
Precipitation totals: 2.2 in.

Air temperature in July, °F

Show year:
2026
2025
2024

The highest day temperature during July of 2026 was 93°F. At the same time the lowest night temperature was 51°F. Daily and nightly averages during July were 80.5°F and 63.4°F.

Sunny, partly cloudy and cloudy days

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

Precipitation total in July, in.

Precipitation total value in Ottawa in July is 2.5 in. Other months of the year show relatively similar values.

Wind speed in July, mph

The average wind speed value in July is 6.4 mph It makes July 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 July is: 9.4.

Best time for vacation in Ottawa

Sunniest months:
July 15 days
August 15 days
June 13 days
Warmest months:
July 78.6 °F
August 76.3 °F
June 72.1 °F
Coldest months:
January 18.9 °F
February 21.4 °F
December 26.8 °F
Rainiest months:
June 5 days
August 5 days
October 5 days
Windiest months:
April 9.7 mph
March 9.0 mph
February 8.7 mph

Ottawa on a weather map

Ottawa
+48°F
SE 17 mph
Feels like: +43°F
Precip.: 13%
Places in Canada:
Name
°F
+59°F
+57°F
+61°F
+61°F
+54°F
+55°F
+54°F
+61°F
+61°F
+48°F
+50°F
+55°F
+57°F
+59°F
24 Hours Forecast
Ottawa
Local time: 16:09
October 05, monday
1800
46°F
E
15 mph
2100
41°F
SE
14 mph
October 06, tuesday
0000
39°F
E
13 mph
0300
37°F
SE
12 mph
0600
39°F
E
11 mph
0900
39°F
SE
13 mph
1200
48°F
SE
11 mph
1500
54°F
E
11 mph
Units of measurement: °C / °F