Plymouth weather in October
Temperature, sea and sunshine in October: long-term averages from 30 years of weather data, not a forecast.
Holiday weather in October
Fair
Best time to visit: May – September
What is the weather like in Plymouth in October?
In October, Plymouth is cool: daytime highs average 15 °C, and nights cool down to about 10 °C. The sea averages 15.1 °C – swimming is only for the hardy. The sun is scarce, with only about 4 hours a day. Rain is frequent, with about 14 rainy days and 94 mm in total. All in all, October is a so-so month for a holiday in Plymouth.
October compared
How the weather changes from September to November. Tap a month to open it.
| SeptemberSep | OctoberOct | NovemberNov | |
|---|---|---|---|
| Score | 73 | 44 | 27 |
| Day | 18° | 15° | 11° |
| Night | 12° | 10° | 8° |
| Sea | 16° | 15° | 13° |
| Sun | 6 h | 4 h | 2 h |
| Rain days | 10 | 14 | 13 |
More details for October
- Daylight
- 10 h 50 min07:37 – 18:27
- UV index
- 2 · lowclear sky, noon (estimate)All months
- Muggy days
- 0 daysdew point 18 °C or moreAll months
- Wind
- 24 km/haverage daily peakAll months
- Cloud cover
- 74 %on averageAll months
- Hot days
- 0 days30 °C or more
- Time zone
- UTC+1Europe/London
How the score comes together
- Temperatureweight 50 %67 %
- Sunshineweight 20 %8 %
- Few rainy daysweight 30 %30 %
Each factor is rated from 0 to 100 % and weighted for the travel style “City break”.
What to pack in October
- A jumper for the evenings
- Rain jacket or umbrella
Plymouth in October: quick answers
Is Plymouth hot in October?
No. In October, Plymouth is cool: daytime highs average 15 °C and nights drop to about 10 °C.
Can you swim in Plymouth in October?
Only if you don't mind cold water: in October the sea averages just 15.1 °C. Comfortable swimming temperatures are not reached at any time of year.
Does it rain much in Plymouth in October?
Rain is frequent, with about 14 rainy days and 94 mm in total.
Plymouth month by month
The whole year in PlymouthAll destinations: United KingdomWhere to go in OctoberSea temperature in October
Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, WMO 1991–2020 (NOAA NCEI), GeoNames (CC BY 4.0). Sources & licences