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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 25 °C on Monday, while the low is 8 °C on Monday. There are expected to be 0 sunny days and rain on 4 days this week.
There are currently no weather alerts.
Monday, May 12
- High of 25 °C, low of 8 °C (47% humidity)- Partly sunny with a 0% chance of snow
- Very high risk of harm from sun exposure (7 UV index)
- Light breeze (18 km/h wind)
- Sunrise at 5:35 AM, sunset at 8:22 PM
- Full moon

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Tuesday, May 13
- High of 21 °C, low of 9 °C (71% humidity)
- Overcast with a 0% chance of snow
- Very high risk of harm from sun exposure (7 UV index)
- Light breeze (21 km/h wind)
- Sunrise at 5:34 AM, sunset at 8:23 PM
- Overcast with a 0% chance of snow
- Very high risk of harm from sun exposure (7 UV index)
- Light breeze (21 km/h wind)
- Sunrise at 5:34 AM, sunset at 8:23 PM

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Wednesday, May 14
- High of 16 °C, low of 12 °C (87% humidity)
- Overcast with a 0% chance of snow
- Moderate risk of harm from sun exposure (4 UV index)
- Light breeze (13 km/h wind)
- Sunrise at 5:33 AM, sunset at 8:25 PM
- Overcast with a 0% chance of snow
- Moderate risk of harm from sun exposure (4 UV index)
- Light breeze (13 km/h wind)
- Sunrise at 5:33 AM, sunset at 8:25 PM

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Thursday, May 15
- High of 19 °C, low of 14 °C (81% humidity)
- Overcast with a 70% chance of rain (1 mm of rain)
- Moderate risk of harm from sun exposure (4 UV index)
- Light air (10 km/h wind)
- Sunrise at 5:32 AM, sunset at 8:26 PM
- Overcast with a 70% chance of rain (1 mm of rain)
- Moderate risk of harm from sun exposure (4 UV index)
- Light air (10 km/h wind)
- Sunrise at 5:32 AM, sunset at 8:26 PM

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Friday, May 16
- High of 20 °C, low of 13 °C (90% humidity)
- Overcast with a 100% chance of rain (2 mm of rain)
- Light breeze (15 km/h wind)
- Sunrise at 5:31 AM, sunset at 8:27 PM
- Overcast with a 100% chance of rain (2 mm of rain)
- Light breeze (15 km/h wind)
- Sunrise at 5:31 AM, sunset at 8:27 PM

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Saturday, May 17
- High of 22 °C, low of 12 °C (70% humidity)
- Overcast with a 100% chance of rain (8 mm of rain)
- Light breeze (23 km/h wind)
- Sunrise at 5:30 AM, sunset at 8:28 PM
- Overcast with a 100% chance of rain (8 mm of rain)
- Light breeze (23 km/h wind)
- Sunrise at 5:30 AM, sunset at 8:28 PM

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Sunday, May 18
- High of 12 °C, low of 8 °C (82% humidity)
- Overcast with a 80% chance of rain (0 mm of rain)
- Light breeze (22 km/h wind)
- Sunrise at 5:29 AM, sunset at 8:29 PM
- Overcast with a 80% chance of rain (0 mm of rain)
- Light breeze (22 km/h wind)
- Sunrise at 5:29 AM, sunset at 8:29 PM