Oshawa 7-day weather forecast

Written by:
July 14, 2025
ESOlex // Shutterstock

Oshawa 7-day weather forecast

Stacker created the forecast for Oshawa, Ontario using data from OpenWeather. This week's high is 30 °C on Monday, while the low is 17 °C on Saturday. There are expected to be 3 sunny days and rain on 2 days this week.

Environment Canada has issued a heat until Monday at 06:54 PM and an air quality until Monday at 07:21 PM.

Monday, July 14

- High of 30 °C, low of 20 °C (56% humidity)
- Overcast with a 0% chance of snow
- Very high risk of harm from sun exposure (7 UV index)
- Light breeze (19 km/h wind)
- Sunrise at 5:46 AM, sunset at 8:56 PM
1 / 6
Matusciac Alexandru // Shutterstock

Tuesday, July 15

- High of 27 °C, low of 19 °C (52% 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 5:46 AM, sunset at 8:55 PM
2 / 6
Leonid Ikan // Shutterstock

Wednesday, July 16

- High of 28 °C, low of 20 °C (52% humidity)
- Sunny with a 0% chance of snow
- Very high risk of harm from sun exposure (9 UV index)
- Light breeze (16 km/h wind)
- Sunrise at 5:47 AM, sunset at 8:54 PM
3 / 6
thaweerat // Shutterstock

Thursday, July 17

- High of 26 °C, low of 21 °C (77% humidity)
- Partly cloudy with a 100% chance of rain (5 mm of rain)
- Very high risk of harm from sun exposure (7 UV index)
- Light breeze (17 km/h wind)
- Sunrise at 5:48 AM, sunset at 8:54 PM
- Last quarter moon
4 / 6
loreanto // Shutterstock

Friday, July 18

- High of 25 °C, low of 19 °C (65% humidity)
- Overcast with a 0% chance of snow
- Light breeze (18 km/h wind)
- Sunrise at 5:49 AM, sunset at 8:53 PM
5 / 6
Onishchenko Natalya // Shutterstock

Saturday, July 19

- High of 25 °C, low of 17 °C (64% humidity)
- Mostly sunny with a 22% chance of rain (0 mm of rain)
- Light breeze (15 km/h wind)
- Sunrise at 5:50 AM, sunset at 8:52 PM
6 / 6
Saijai Boonmak // Shutterstock

Sunday, July 20

- High of 24 °C, low of 19 °C (63% humidity)
- Partly cloudy with a 0% chance of snow
- Light breeze (14 km/h wind)
- Sunrise at 5:51 AM, sunset at 8:51 PM

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