Oshawa 7-day weather forecast

Written by:
June 8, 2026
ESOlex // Shutterstock

Oshawa 7-day weather forecast

Stacker created the forecast for Oshawa, Ontario using data from OpenWeather. This week's high is 27 °C on Tuesday, while the low is 17 °C on Saturday. There are expected to be 2 sunny days and rain on 3 days this week.

There are currently no weather alerts.

Monday, July 6

- High of 25 °C, low of 19 °C (71% humidity)
- Overcast with a 0% chance of snow
- High risk of harm from sun exposure (6 UV index)
- Light breeze (19 km/h wind)
- Sunrise at 5:39 AM, sunset at 9:00 PM
1 / 6
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Tuesday, July 7

- High of 27 °C, low of 19 °C (75% humidity)
- Fair with a 0% chance of snow
- Very high risk of harm from sun exposure (8 UV index)
- Light breeze (22 km/h wind)
- Sunrise at 5:40 AM, sunset at 8:59 PM
- Last quarter moon
2 / 6
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Wednesday, July 8

- High of 24 °C, low of 18 °C (71% humidity)
- Mostly cloudy with a 0% chance of snow
- Very high risk of harm from sun exposure (8 UV index)
- Light air (12 km/h wind)
- Sunrise at 5:41 AM, sunset at 8:59 PM
3 / 6
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Thursday, July 9

- High of 26 °C, low of 19 °C (64% humidity)
- Mostly cloudy with a 100% chance of rain (1 mm of rain)
- High risk of harm from sun exposure (6 UV index)
- Light breeze (17 km/h wind)
- Sunrise at 5:41 AM, sunset at 8:59 PM
4 / 6
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Friday, July 10

- High of 24 °C, low of 19 °C (83% humidity)
- Overcast with a 100% chance of rain (16 mm of rain)
- Light breeze (16 km/h wind)
- Sunrise at 5:42 AM, sunset at 8:58 PM
5 / 6
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Saturday, July 11

- High of 24 °C, low of 17 °C (66% humidity)
- Sunny with a 0% chance of snow
- Light breeze (16 km/h wind)
- Sunrise at 5:43 AM, sunset at 8:58 PM
6 / 6
Nazarova Mariia // Shutterstock

Sunday, July 12

- High of 25 °C, low of 18 °C (59% humidity)
- Mostly cloudy with a 97% chance of rain (2 mm of rain)
- Light breeze (16 km/h wind)
- Sunrise at 5:44 AM, sunset at 8:57 PM

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