Ottawa Weather Forecast

Today

14-day outlook

Temperatures, rain, and UV risk for the next 14 days.

Avg Temps
High
↓ 1.6°
Low
↓ 2.8°
vs August normals
Rainfall
4 rainy days
Hottest
11 Sept
Coldest
12 Sept
Day
Condition
Rain chance
14 Day Temp Range
Today 30 Aug
28%
°
°
Rain
(28% chance)
Wind (max)
UV Index
6 Moderate
Sun
6:22 am / 7:44 pm

Hourly Forecast

Mon 31 Aug
25%
°
°
Rain
(25% chance)
Wind (max)
UV Index
6 Moderate
Sun
6:23 am / 7:42 pm

Hourly Forecast

Tue 1 Sept
59%
°
°
Rain
(59% chance)
Wind (max)
UV Index
6 Moderate
Sun
6:24 am / 7:40 pm

Hourly Forecast

Wed 2 Sept
46%
°
°
Rain
(46% chance)
Wind (max)
UV Index
6 Moderate
Sun
6:25 am / 7:38 pm

Hourly Forecast

Thu 3 Sept
38%
°
°
Rain
(38% chance)
Wind (max)
UV Index
6 Moderate
Sun
6:26 am / 7:36 pm

Hourly Forecast

Fri 4 Sept
12%
°
°
Rain
(12% chance)
Wind (max)
UV Index
6 Moderate
Sun
6:28 am / 7:34 pm

Hourly Forecast

Sat 5 Sept
14%
°
°
Rain
(14% chance)
Wind (max)
UV Index
6 Moderate
Sun
6:29 am / 7:32 pm

Hourly Forecast

Sun 6 Sept
14%
°
°
Rain
(14% chance)
Wind (max)
UV Index
6 Moderate
Sun
6:30 am / 7:30 pm

Hourly Forecast

Mon 7 Sept
12%
°
°
Rain
(12% chance)
Wind (max)
UV Index
6 Moderate
Sun
6:31 am / 7:29 pm

Hourly Forecast

Tue 8 Sept
14%
°
°
Rain
(14% chance)
Wind (max)
UV Index
6 Moderate
Sun
6:32 am / 7:27 pm

Hourly Forecast

Wed 9 Sept
14%
°
°
Rain
(14% chance)
Wind (max)
UV Index
6 Moderate
Sun
6:34 am / 7:25 pm

Hourly Forecast

Thu 10 Sept
19%
°
°
Rain
(19% chance)
Wind (max)
UV Index
6 Moderate
Sun
6:35 am / 7:23 pm

Hourly Forecast

Fri 11 Sept
24%
°
°
Rain
(24% chance)
Wind (max)
UV Index
6 Moderate
Sun
6:36 am / 7:21 pm

Hourly Forecast

Sat 12 Sept
26%
°
°
Rain
(26% chance)
Wind (max)
UV Index
6 Moderate
Sun
6:37 am / 7:19 pm

Hourly Forecast

Temperature bars show the daily high & low relative to the 14-day forecast range.

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