Weather in Plymouth in September
In an average September, Plymouth sees a daily high around 16°C and a low around 14°C, based on 1980–2026 of local climate records.
| Average high | 16°C |
|---|---|
| Typical high range | 15°C to 18°C |
| Average low | 14°C |
| Typical low range | 12°C to 16°C |
| Average daily precipitation | 3 mm |
September records
The most extreme September on record for each metric, across 1980–2026. For rainfall, the wettest and driest are by total September accumulation.
High
Highest
22°C
2023-09-09
Lowest
12°C
1986-09-15
Low
Highest
18°C
2023-09-04
Lowest
8°C
2007-09-27
Feels-like
Highest
22°C
2023-09-09
Lowest
4°C
2007-09-27
Humidity
Highest
15.2 g/m³
2023-09-08
Lowest
6.3 g/m³
1987-09-28
Wind
Highest
67 km/h
1983-09-02
Lowest
8 km/h
1989-09-06
Gust
Highest
104 km/h
1988-09-01
Lowest
12 km/h
1994-09-30
Precip
Wettest
167 mm
1981
Driest
10 mm
2014
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