Nepean, Ontario hourly weather forecast
Sunday 15 November 2026 | 14:55
3°
Overcast
Feels like -1°
- High
- 5°
- Low
- 1°
- Humidity
- 86%
- Wind
- 13 km/h
Hourly forecast / Nepean
Conditions hour by hour
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Chance of rain
Wind speed
Humidity
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
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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°
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Last updated: 2026-11-15