Ottawa weather live forecast

Today's maximum temperature in Ottawa is expected to be 22°C. Select a day from the live weather forecast for Ottawa, Ontario, Canada for more weather parameters.

Monday
1st Jun
22

8

14

6
Tuesday
2nd Jun
25

11

11

7
Wednesday
3rd Jun
27

13

15

7
Thursday
4th Jun
29

15

11

8
Friday
5th Jun
27

18

3

6

5-day weather forecast updated at 04:00 on Tuesday 2nd June 2026 GMT

More about Ottawa

Ottawa by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Recommended for Ontario

Canadian Affair: Latest special offers on holidays

Sale

Save on holidays to Canada with top deals & discounts
Book holidays, cruises, ski breaks & tours to Canada
Offers include discounts, upgrades & more

Go to Canadian Affair deal >>

View all Canadian Affair offers

The 5-day weather forecast for Ontario (Ottawa) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Ottawa weather forecast by day

Below are the detailed weather forecasts for Ottawa for the next 5 days.

Ottawa weather for Monday 1st June 2026

Expect clear skies in Ottawa, Ontario with a maximum temperature of 22°C, maximum UV of 6 (High) and 14 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 10 kph from the north-east.

22
°C maximum temperature
8
°C minimum temperature
clear skies
14
hours of sunshine
6
UV index (High)
0
mm of rainfall expected
0
no heat & humidity
10
kph wind from NE

Ottawa weather for Tuesday 2nd June 2026

Expect scattered clouds in Ottawa, Ontario with a maximum temperature of 25°C, maximum UV of 7 (High) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 16 kph from the north.

25
°C maximum temperature
11
°C minimum temperature
scattered clouds
11
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
0
no heat & humidity
16
kph wind from N

Ottawa weather for Wednesday 3rd June 2026

Expect scattered clouds in Ottawa, Ontario with a maximum temperature of 27°C, low levels of heat & humidity, maximum UV of 7 (High) and 15 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 14 kph from the west.

27
°C maximum temperature
13
°C minimum temperature
scattered clouds
15
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
L
low heat & humidity
14
kph wind from W

Ottawa weather for Thursday 4th June 2026

Expect scattered clouds in Ottawa, Ontario with a maximum temperature of 29°C, low levels of heat & humidity, maximum UV of 8 (Very High) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 16 kph from the west.

29
°C maximum temperature
15
°C minimum temperature
scattered clouds
11
hours of sunshine
8
UV index (Very High)
0
mm of rainfall expected
L
low heat & humidity
16
kph wind from W

Ottawa weather for Friday 5th June 2026

Expect isolated thunderstorms in Ottawa, Ontario with a maximum temperature of 27°C, low levels of heat & humidity, maximum UV of 6 (High) and 3 hours of bright sunshine. There are 0-2 mm of rainfall expected with 45% chance of some rain and a gentle breeze of 14 kph from the south-west.

27
°C maximum temperature
18
°C minimum temperature
isolated thunderstorms
3
hours of sunshine
6
UV index (High)
45
% chance of some rain
<2
mm of rainfall expected
L
low heat & humidity
14
kph wind from SW

Crystal Ski: Top ski deals to Canada

Sale

Save on skiing holidays to Canada in winter 2025/2026
Book early with Crystal Ski for the best deals
Filter by promotional offers, duration, board basis & more

Go to Crystal Ski deal >>

View all Crystal Ski offers

More about Ontario

Be inspired

Get your weekly fix of holiday inspiration from some of the world's best travel writers plus save on your next trip with the latest exclusive offers

We promise not to share your details

Popular travel offers

Ontario - quick facts
Flight time^✝	8 hours
Time difference	UK -5 to -6 hours
Language(s)	English, French
Currency	Canadian Dollar
Electricity	A + B plug (120V)
Driving side	Right
Visa^✝	Yes