Ottawa 7-day weather forecast

Written by:
March 23, 2026
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Ottawa 7-day weather forecast

Stacker created the forecast for Ottawa, Ontario using data from OpenWeather. This week's high is 20 °C on Monday, while the low is 2 °C on Friday. There are expected to be 2 sunny days and rain on 4 days this week.

There are currently no weather alerts.

Monday, May 4

- High of 20 °C, low of 7 °C (77% humidity)
- Overcast with a 100% chance of rain (2 mm of rain)
- Moderate risk of harm from sun exposure (3 UV index)
- Light breeze (26 km/h wind)
- Sunrise at 5:46 AM, sunset at 8:12 PM
1 / 6
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Tuesday, May 5

- High of 15 °C, low of 6 °C (87% humidity)
- Overcast with a 100% chance of rain (3 mm of rain)
- Light breeze (27 km/h wind)
- Sunrise at 5:45 AM, sunset at 8:13 PM
2 / 6
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Wednesday, May 6

- High of 14 °C, low of 4 °C (48% humidity)
- Overcast with a 0% chance of snow
- High risk of harm from sun exposure (6 UV index)
- Light breeze (15 km/h wind)
- Sunrise at 5:43 AM, sunset at 8:14 PM
3 / 6
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Thursday, May 7

- High of 13 °C, low of 5 °C (52% humidity)
- Overcast with a 0% chance of snow
- High risk of harm from sun exposure (5 UV index)
- Light breeze (16 km/h wind)
- Sunrise at 5:42 AM, sunset at 8:16 PM
4 / 6
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Friday, May 8

- High of 13 °C, low of 2 °C (57% humidity)
- Fair with a 20% chance of rain (0 mm of rain)
- Light breeze (20 km/h wind)
- Sunrise at 5:41 AM, sunset at 8:17 PM
5 / 6
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Saturday, May 9

- High of 13 °C, low of 2 °C (49% humidity)
- Mostly cloudy with a 0% chance of snow
- Light breeze (17 km/h wind)
- Sunrise at 5:39 AM, sunset at 8:18 PM
- Last quarter moon
6 / 6
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Sunday, May 10

- High of 15 °C, low of 2 °C (53% humidity)
- Sunny with a 20% chance of rain (0 mm of rain)
- Light breeze (22 km/h wind)
- Sunrise at 5:38 AM, sunset at 8:19 PM

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