Ottawa Macdonald-Cartier International Airport

Ottawa, Ontario, Canada

Forecast Summary

The next few hours will be mostly clear, with today reaching 25°C and dropping to 12°C. The coming days will be hazy until evening, returning overnight, and breezy in the evening.

Current Weather

17°

Mostly Clear

Feels Like

19°

Min

Max

26°

Compared to Yesterday

Unlock Historical Data

Compare today's weather with yesterday's data and track temperature trends over time.

Upgrade Now

Does this forecast seem accurate?

Hourly Forecast

Weather forecast for the next 48 hours.

17° 19° 21° 23° 24° 25° 26° 26° 26° 25° 22° 20° 18° 17° 15° 14° 13° 12° 11° 11° 11° 13° 15° 17° 19° 20° 22° 23° 24° 24° 24° 23° 21° 20° 18° 16° 15° 13° 12° 11° 10° 10° 11° 13°
1pm
2pm
3pm
4pm
5pm
6pm
7pm
8pm
9pm
10pm
11pm
12am
1am
2am
3am
4am
5am
6am
7am
8am
9am
10am
11am
12pm
1pm
2pm
3pm
4pm
5pm
6pm
7pm
8pm
9pm
10pm
11pm
12am
1am
2am
3am
4am
5am
6am
7am
8am
9am
10am
11am
12pm
Today
Tomorrow
Monday

UV Index

Seek shade during midday

7 High
Low Extreme

Humidity

Current air moisture level

30% Very Dry
Low High

Daylight Hours

14 hours 26 minutes of sunlight today

05:45

Sunrise

20:12

Sunset

Daily Forecast

Weather forecast for the next 8 days.

Today

26°

Sunday

11°
24°

Monday

26°

Tuesday

12°
28°

Wednesday

14°
24°

Thursday

11°
22°

Friday

18°

Saturday

16°

Air Quality Data Available

Upgrade to access real-time air quality data for Ottawa Macdonald-Cartier International Airport.

Upgrade Now
Powered by Airpult

Frequently asked questions about weather in Ottawa Macdonald-Cartier International Airport

How warm does it get in Ottawa Macdonald-Cartier International Airport?

The warmest month in Ottawa Macdonald-Cartier International Airport is July, with average high temperatures of 27°C. The average temperature during this period is around 22°C.

How cold does it get in Ottawa Macdonald-Cartier International Airport?

The coldest month in Ottawa Macdonald-Cartier International Airport is January, with average low temperatures of -12°C. The average temperature during this period is around -8°C.

What is the wettest time of year in Ottawa Macdonald-Cartier International Airport?

The wettest month in Ottawa Macdonald-Cartier International Airport is October, with an average of 109mm of precipitation.

What is the driest time of year in Ottawa Macdonald-Cartier International Airport?

The driest month in Ottawa Macdonald-Cartier International Airport is September, with an average of 61mm of precipitation.

View full climate insights for Ottawa Macdonald-Cartier International Airport →

Stay informed

Latest Weather News

  ·  

   

  ·  

   

  ·  

   

  ·  

   

Airpult

Get accurate weather forecasts worldwide with real-time updates and severe weather alerts. Covering 6M+ locations with precise, reliable weather data.

© 2026 Samuenti GmbH. All rights reserved.

Cookie Settings
gb English
Metric (°C, km/h)

Confirm