Weather in Portsmouth in March
In an average March, Portsmouth sees a daily high around 9°C and a low around 6°C, based on 1980–2026 of local climate records.
| Average high | 9°C |
|---|---|
| Typical high range | 7°C to 11°C |
| Average low | 6°C |
| Typical low range | 3°C to 9°C |
| Average daily precipitation | 3 mm |
March records
The most extreme March on record for each metric, across 1980–2026. For rainfall, the wettest and driest are by total March accumulation.
High
Highest
16°C
2012-03-29
Lowest
1°C
1986-03-01
Low
Highest
11°C
2017-03-29
Lowest
-2°C
2018-03-01
Feels-like
Highest
11°C
2017-03-29
Lowest
-11°C
2018-03-01
Humidity
Highest
9.3 g/m³
2002-03-20
Lowest
3.5 g/m³
1980-03-22
Wind
Highest
72 km/h
2008-03-10
Lowest
8 km/h
2009-03-31
Gust
Highest
118 km/h
2016-03-28
Lowest
13 km/h
1999-03-16
Precip
Wettest
136 mm
1981
Driest
11 mm
1990
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