Our verdict
The best time to visit Plymouth is January-February
In the summer months, temperatures can reach as high as 29℃ (84℉) in Plymouth. The average low temperatures in winter float around 25℃ (77℉), while the coldest it gets down to is about 22℃ (72℉).
If you’re keen to see the sights of Plymouth during the day, the sun stays up the longest around August. You don’t want to get wet on your holiday, do you? Well if you’re trying to avoid the rain, then steer clear of Plymouth in October. Head over there in February instead if you want to increase your chances of not being rained on.
Learn everything you need to know to help you decide when to go to Plymouth below, and don’t forget to use the awesome travel tools we know and love to help you find the best deals and make booking your vacation a breeze!
Quick links: Fast facts / Seasons / Average temperatures / Monthly climate / FAQs / Map
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Plymouth seasons
Before you continue, it’s important to know when the seasons are in Plymouth as they might be different to yours depending on where in the world you’re travelling from. Plymouth is in the Northern Hemisphere, so the seasons fall during these months:
| Season | Months |
|---|---|
| Summer | June to August |
| Autumn/fall | September to November |
| Winter | December to February |
| Spring | March to May |
Average temperatures in Plymouth
If the temperature is a big factor for you to help you decide when to visit, the chart below shows the average minimum and maximum temperatures in Plymouth for each month side-by-side so you can easily see the difference in weather throughout the year. To see the temperatures in both Celsius (°C) and Fahrenheit (°F), hover or tap the shaded boxes on the graph.
Plymouth climate by month
If you already have a rough idea about which months you might want to travel, the section below shows a detailed breakdown of the climate in Plymouth for each month so you can see if it all suits your wants and needs. Scroll down, or use the quick menu below to jump to your preferred month.
Jump to:
Plymouth in January
- Average temperature: 26℃ (79℉)
- Average high temperature: 26℃ (80℉)
- Average low temperature: 25℃ (77℉)
- Average humidity: 75%
- Average sunny days: 4 days
- Average rainfall: 35mm (1") over 23 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Plymouth in January, make sure you pack t-shirts and light clothing.
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Plymouth in February
- Average temperature: 26℃ (78℉)
- Average high temperature: 26℃ (79℉)
- Average low temperature: 25℃ (77℉)
- Average humidity: 75%
- Average sunny days: 4 days
- Average rainfall: 27mm (1") over 19 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Plymouth in February, make sure you pack t-shirts and light clothing.
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Plymouth in March
- Average temperature: 26℃ (78℉)
- Average high temperature: 26℃ (79℉)
- Average low temperature: 25℃ (77℉)
- Average humidity: 75%
- Average sunny days: 6 days
- Average rainfall: 27mm (1") over 19 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Plymouth in March, make sure you pack t-shirts and light clothing.
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Plymouth in April
- Average temperature: 26℃ (79℉)
- Average high temperature: 27℃ (80℉)
- Average low temperature: 26℃ (78℉)
- Average humidity: 76%
- Average sunny days: 4 days
- Average rainfall: 43mm (2") over 22 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Plymouth in April, make sure you pack t-shirts and light clothing.
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Plymouth in May
- Average temperature: 27℃ (81℉)
- Average high temperature: 28℃ (81℉)
- Average low temperature: 26℃ (80℉)
- Average humidity: 78%
- Average sunny days: 2 days
- Average rainfall: 74mm (3") over 23 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Plymouth in May, make sure you pack t-shirts and light clothing.
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Plymouth in June
- Average temperature: 28℃ (82℉)
- Average high temperature: 28℃ (83℉)
- Average low temperature: 27℃ (81℉)
- Average humidity: 77%
- Average sunny days: 2 days
- Average rainfall: 47mm (2") over 18 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Plymouth in June, make sure you pack t-shirts and light clothing.
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Plymouth in July
- Average temperature: 28℃ (82℉)
- Average high temperature: 28℃ (83℉)
- Average low temperature: 27℃ (81℉)
- Average humidity: 78%
- Average sunny days: 2 days
- Average rainfall: 56mm (2") over 22 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Plymouth in July, make sure you pack t-shirts and light clothing.
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Plymouth in August
- Average temperature: 28℃ (83℉)
- Average high temperature: 29℃ (84℉)
- Average low temperature: 28℃ (82℉)
- Average humidity: 78%
- Average sunny days: 2 days
- Average rainfall: 75mm (3") over 23 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Plymouth in August, make sure you pack t-shirts and light clothing.
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Plymouth in September
- Average temperature: 28℃ (83℉)
- Average high temperature: 29℃ (84℉)
- Average low temperature: 28℃ (82℉)
- Average humidity: 76%
- Average sunny days: 4 days
- Average rainfall: 87mm (3") over 23 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Plymouth in September, make sure you pack t-shirts and light clothing.
Plymouth in October
- Average temperature: 28℃ (83℉)
- Average high temperature: 29℃ (84℉)
- Average low temperature: 28℃ (82℉)
- Average humidity: 76%
- Average sunny days: 4 days
- Average rainfall: 101mm (4") over 24 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Plymouth in October, make sure you pack t-shirts and light clothing.
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Plymouth in November
- Average temperature: 28℃ (82℉)
- Average high temperature: 28℃ (83℉)
- Average low temperature: 27℃ (80℉)
- Average humidity: 76%
- Average sunny days: 3 days
- Average rainfall: 88mm (3") over 24 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Plymouth in November, make sure you pack t-shirts and light clothing.
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Plymouth in December
- Average temperature: 27℃ (80℉)
- Average high temperature: 27℃ (81℉)
- Average low temperature: 26℃ (79℉)
- Average humidity: 76%
- Average sunny days: 3 days
- Average rainfall: 56mm (2") over 24 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Plymouth in December, make sure you pack t-shirts and light clothing.
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