
ESOlex // Shutterstock
Ottawa 7-day weather forecast
Stacker created the forecast for Ottawa, Ontario using data from OpenWeather. This week's high is 26 °C on Wednesday, while the low is 7 °C on Tuesday. There are expected to be 4 sunny days and rain on 2 days this week.
There are currently no weather alerts.
Monday, September 8
- High of 24 °C, low of 8 °C (41% humidity)- Sunny with a 0% chance of snow
- High risk of harm from sun exposure (5 UV index)
- Light breeze (13 km/h wind)
- Sunrise at 6:33 AM, sunset at 7:27 PM

1 / 6
afoto6267 // Shutterstock
Tuesday, September 9
- High of 23 °C, low of 7 °C (40% humidity)
- Sunny with a 0% chance of snow
- High risk of harm from sun exposure (5 UV index)
- Light air (11 km/h wind)
- Sunrise at 6:34 AM, sunset at 7:26 PM
- Sunny with a 0% chance of snow
- High risk of harm from sun exposure (5 UV index)
- Light air (11 km/h wind)
- Sunrise at 6:34 AM, sunset at 7:26 PM

2 / 6
Onishchenko Natalya // Shutterstock
Wednesday, September 10
- High of 26 °C, low of 8 °C (43% humidity)
- Partly cloudy with a 0% chance of snow
- Moderate risk of harm from sun exposure (4 UV index)
- Light air (9 km/h wind)
- Sunrise at 6:35 AM, sunset at 7:24 PM
- Partly cloudy with a 0% chance of snow
- Moderate risk of harm from sun exposure (4 UV index)
- Light air (9 km/h wind)
- Sunrise at 6:35 AM, sunset at 7:24 PM

3 / 6
LeManna // Shutterstock
Thursday, September 11
- High of 23 °C, low of 11 °C (55% humidity)
- Sunny with a 0% chance of snow
- High risk of harm from sun exposure (5 UV index)
- Light breeze (19 km/h wind)
- Sunrise at 6:36 AM, sunset at 7:22 PM
- Sunny with a 0% chance of snow
- High risk of harm from sun exposure (5 UV index)
- Light breeze (19 km/h wind)
- Sunrise at 6:36 AM, sunset at 7:22 PM

4 / 6
Leonid Ikan // Shutterstock
Friday, September 12
- High of 20 °C, low of 7 °C (40% humidity)
- Sunny with a 0% chance of snow
- Light air (10 km/h wind)
- Sunrise at 6:37 AM, sunset at 7:20 PM
- Sunny with a 0% chance of snow
- Light air (10 km/h wind)
- Sunrise at 6:37 AM, sunset at 7:20 PM

5 / 6
Jurga Jot // Shutterstock
Saturday, September 13
- High of 22 °C, low of 7 °C (43% humidity)
- Overcast with a 96% chance of rain (1 mm of rain)
- Light breeze (14 km/h wind)
- Sunrise at 6:39 AM, sunset at 7:18 PM
- Overcast with a 96% chance of rain (1 mm of rain)
- Light breeze (14 km/h wind)
- Sunrise at 6:39 AM, sunset at 7:18 PM

6 / 6
Jaromir Chalabala // Shutterstock
Sunday, September 14
- High of 17 °C, low of 12 °C (80% humidity)
- Overcast with a 100% chance of rain (4 mm of rain)
- Light breeze (14 km/h wind)
- Sunrise at 6:40 AM, sunset at 7:16 PM
- Last quarter moon
- Overcast with a 100% chance of rain (4 mm of rain)
- Light breeze (14 km/h wind)
- Sunrise at 6:40 AM, sunset at 7:16 PM
- Last quarter moon