Weather in Oshawa, Ontario
Monday 23 November 2026
12°
Broken clouds
Feels like 9°
- High
- 13°
- Low
- 8°
- Humidity
- 78%
- Wind
- 21 km/h
Temperature and rain / Oshawa
The coming days
High
14°
Low
-1°
Average high
9.6°
Average low
3.9°
Total rain
46.8 mm
Average rain
3.1 mm
Air quality - Oshawa
Particles and ozone
Good
0.80 µg/m³
0-1212-3535-5555+
The air is clean: enjoy the outdoors.
PM100.90µg/m³
Ozone64µg/m³
Data updated hourly
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Frequently asked questions
Quick answers about the weather in Oshawa
Tomorrow in Oshawa, expect Overcast ☁️, with:\n\n- High of 4°\n- Low of 0°
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Our data is updated regularly to give you the most reliable forecast.
Last updated: 2026-11-13