Ottawa weather live forecast

Today's maximum temperature in Ottawa is expected to be 16°C. Select a day from the live weather forecast for Ottawa, Ontario, Canada for more weather parameters.

Wednesday
29th Apr
16

10

2

3
Thursday
30th Apr
9

4

4

2
Friday
1st May
9

2

1

4
Saturday
2nd May
9

2

7

2
Sunday
3rd May
12

2

4

3

5-day weather forecast updated at 04:00 on Wednesday 29th April 2026 GMT

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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 Wednesday 29th April 2026

Expect mostly cloudy with rain in Ottawa, Ontario with a maximum temperature of 16°C, maximum UV of 3 (Moderate) and 2 hours of bright sunshine. There are 10-20 mm of rainfall expected with 98% chance of some rain and a gentle breeze of 13 kph from the north.

16
°C maximum temperature
10
°C minimum temperature
mostly cloudy with rain
2
hours of sunshine
3
UV index (Moderate)
98
% chance of some rain
<20
mm of rainfall expected
0
no heat & humidity
13
kph wind from N

Ottawa weather for Thursday 30th April 2026

Expect mostly cloudy with rain in Ottawa, Ontario with a maximum temperature of 9°C, maximum UV of 2 (Low) and 4 hours of bright sunshine. There are 10-20 mm of rainfall expected with 44% chance of some rain and a gentle breeze of 18 kph from the west.

9
°C maximum temperature
4
°C minimum temperature
mostly cloudy with rain
4
hours of sunshine
2
UV index (Low)
44
% chance of some rain
<20
mm of rainfall expected
7
°C wind chill
18
kph wind from W

Ottawa weather for Friday 1st May 2026

Expect broken clouds in Ottawa, Ontario with a maximum temperature of 9°C, maximum UV of 4 (Moderate) and 1 hour of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 15 kph from the west.

9
°C maximum temperature
2
°C minimum temperature
broken clouds
1
hour of sunshine
4
UV index (Moderate)
0
mm of rainfall expected
7
°C wind chill
15
kph wind from W

Ottawa weather for Saturday 2nd May 2026

Expect broken clouds in Ottawa, Ontario with a maximum temperature of 9°C, maximum UV of 2 (Low) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 14 kph from the west.

9
°C maximum temperature
2
°C minimum temperature
broken clouds
7
hours of sunshine
2
UV index (Low)
0
mm of rainfall expected
7
°C wind chill
14
kph wind from W

Ottawa weather for Sunday 3rd May 2026

Expect broken clouds in Ottawa, Ontario with a maximum temperature of 12°C, maximum UV of 3 (Moderate) and 4 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 15 kph from the south-west.

12
°C maximum temperature
2
°C minimum temperature
broken clouds
4
hours of sunshine
3
UV index (Moderate)
0
mm of rainfall expected
12
°C wind chill
15
kph wind from SW

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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