Ottawa 7-day weather forecast

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June 8, 2026
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Ottawa 7-day weather forecast

created the forecast for Ottawa, Ontario using data from . This week's high is 31 掳C on Sunday, while the low is 13 掳C on Wednesday. There are expected to be 4 sunny days and rain on 3 days this week.

Environment Canada has issued a rainfall until Monday at 12:02 PM and a rainfall until Monday at 12:02 PM.

Monday, August 3

- High of 23 掳C, low of 18 掳C (77% humidity)
- Mostly cloudy with a 100% chance of rain (18 mm of rain)
- High risk of harm from sun exposure (5 UV index)
- Gentle breeze (31 km/h wind)
- Sunrise at 5:49 AM, sunset at 8:28 PM
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Tuesday, August 4

- High of 28 掳C, low of 16 掳C (50% humidity)
- Sunny with a 0% chance of snow
- Very high risk of harm from sun exposure (8 UV index)
- Light breeze (16 km/h wind)
- Sunrise at 5:50 AM, sunset at 8:27 PM
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Wednesday, August 5

- High of 29 掳C, low of 13 掳C (58% humidity)
- Sunny with a 0% chance of snow
- Very high risk of harm from sun exposure (8 UV index)
- Light breeze (17 km/h wind)
- Sunrise at 5:51 AM, sunset at 8:25 PM
- Last quarter moon
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Thursday, August 6

- High of 29 掳C, low of 18 掳C (66% humidity)
- Mostly sunny with a 100% chance of rain (7 mm of rain)
- Very high risk of harm from sun exposure (7 UV index)
- Light breeze (18 km/h wind)
- Sunrise at 5:52 AM, sunset at 8:24 PM
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Friday, August 7

- High of 26 掳C, low of 18 掳C (61% humidity)
- Mostly cloudy with a 0% chance of snow
- Light breeze (13 km/h wind)
- Sunrise at 5:53 AM, sunset at 8:23 PM
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Saturday, August 8

- High of 28 掳C, low of 16 掳C (52% humidity)
- Sunny with a 0% chance of snow
- Light air (7 km/h wind)
- Sunrise at 5:55 AM, sunset at 8:21 PM
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Leonid Ikan // Shutterstock

Sunday, August 9

- High of 31 掳C, low of 19 掳C (48% humidity)
- Partly cloudy with a 100% chance of rain (4 mm of rain)
- Light breeze (24 km/h wind)
- Sunrise at 5:56 AM, sunset at 8:20 PM

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