Thermograph

Weather in Portsmouth in April

In an average April, Portsmouth sees a daily high around 13°C and a low around 5°C, based on 1980–2026 of local climate records.

Average high13°C
Typical high range9°C to 17°C
Average low5°C
Typical low range1°C to 9°C
Average daily precipitation3 mm

April records

The most extreme April on record for each metric, across 1980–2026. For rainfall, the wettest and driest are by total April accumulation.

High

Highest 24°C 2011-04-23
Lowest 3°C 2000-04-04

Low

Highest 12°C 2005-04-30
Lowest -3°C 1990-04-05

Feels-like

Highest 12°C 2005-04-30
Lowest -9°C 1995-04-21

Humidity

Highest 11.8 g/m³ 2005-04-30
Lowest 3.4 g/m³ 1986-04-11

Wind

Highest 50 km/h 1994-04-01
Lowest 7 km/h 1982-04-22

Gust

Highest 103 km/h 1994-04-01
Lowest 15 km/h 2015-04-07

Precip

Wettest 148 mm 2012
Driest 8 mm 2026

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