Weather in Nepean, Ontario, Canada in October
In an average October, Nepean sees a daily high around 13°C and a low around 3°C, based on 1981–2026 of local climate records.
| Average high | 13°C |
|---|---|
| Typical high range | 8°C to 20°C |
| Average low | 3°C |
| Typical low range | -2°C to 9°C |
| Average daily precipitation | 3 mm |
October records
The most extreme October on record for each metric, across 1981–2026. For rainfall, the wettest and driest are by total October accumulation.
High
Highest
30°C
2025-10-05
Lowest
1°C
1997-10-27
Low
Highest
17°C
2023-10-05
Lowest
-7°C
1997-10-23
Feels-like
Highest
33°C
2025-10-05
Lowest
-12°C
1997-10-23
Humidity
Highest
16.2 g/m³
2018-10-10
Lowest
2.7 g/m³
2020-10-30
Wind
Highest
25 km/h
2003-10-15
Lowest
4 km/h
2005-10-28
Precip
Wettest
169 mm
1995
Driest
19 mm
1994
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