Weather in Portsmouth in October
In an average October, Portsmouth sees a daily high around 15°C and a low around 11°C, based on 1980–2026 of local climate records.
| Average high | 15°C |
|---|---|
| Typical high range | 12°C to 17°C |
| Average low | 11°C |
| Typical low range | 8°C to 15°C |
| Average daily precipitation | 3 mm |
October records
The most extreme October on record for each metric, across 1980–2026. For rainfall, the wettest and driest are by total October accumulation.
High
Highest
21°C
1997-10-01
Lowest
7°C
2008-10-29
Low
Highest
17°C
2018-10-13
Lowest
2°C
2008-10-29
Feels-like
Highest
21°C
1997-10-01
Lowest
-4°C
2008-10-29
Humidity
Highest
13.7 g/m³
1997-10-01
Lowest
4.7 g/m³
2008-10-29
Wind
Highest
92 km/h
1987-10-16
Lowest
6 km/h
1990-10-19
Gust
Highest
139 km/h
1987-10-16
Lowest
12 km/h
1990-10-19
Precip
Wettest
201 mm
1987
Driest
44 mm
2016
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