Thermograph

Weather in Portsmouth in October

In an average October, Portsmouth sees a daily high around 15°C and a low around 8°C, based on 1980–2026 of local climate records.

Average high15°C
Typical high range11°C to 18°C
Average low8°C
Typical low range4°C to 13°C
Average daily precipitation3 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 25°C 2011-10-01
Lowest 7°C 2018-10-27

Low

Highest 18°C 2018-10-13
Lowest -3°C 1983-10-30

Feels-like

Highest 25°C 2011-10-01
Lowest -8°C 1983-10-30

Humidity

Highest 13.8 g/m³ 2006-10-10
Lowest 3.7 g/m³ 1997-10-28

Wind

Highest 72 km/h 1987-10-16
Lowest 4 km/h 1994-10-08

Gust

Highest 138 km/h 2000-10-30
Lowest 12 km/h 1994-10-01

Precip

Wettest 157 mm 1987
Driest 30 mm 2011

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