Weather in Nepean, Ontario
Wednesday 25 November 2026
-2°
Few clouds
Feels like -7°
- High
- -1°
- Low
- -11°
- Humidity
- 90%
- Wind
- 13 km/h
Temperature and rain / Nepean
The coming days
High
12°
Low
-12°
Average high
6.4°
Average low
-2.0°
Total rain
24.3 mm
Average rain
1.6 mm
Air quality - Nepean
Particles and ozone
Good
0.90 µg/m³
0-1212-3535-5555+
The air is clean: enjoy the outdoors.
PM100.90µg/m³
Ozone58µg/m³
Data updated hourly
Weather nearby
More cities in CanadaWeather guides
All articles
When does winter start 2026? First day of winter and solsticeWinter 2026 starts in the Northern Hemisphere on Monday, December 21, 2026, at 3:50 p.m. EST (20:50 UTC), the...
What is a DANA in Spain? The cold drop storm explainedA DANA is a cut-off low: a pocket of very cold air high in the atmosphere, about 5,000 to 9,000 meters (16,000...
Yellow, amber and red weather warnings: what each color meansA yellow weather warning means weather that could cause some disruption or danger, usually for specific places...
Other cities
Weather in the country's main cities
Frequently asked questions
Quick answers about the weather in Nepean
Tomorrow in Nepean, expect Overcast ☁️, with:\n\n- High of 5°\n- Low of 0°
Need more information?
Our data is updated regularly to give you the most reliable forecast.
Last updated: 2026-11-15