Plymouth
United Kingdom
Long-term weather forecast
Long-term weather forecast

Monthly weather forecast and climate
Plymouth, United Kingdom

January, like December, is a frosty winter month in Plymouth, United Kingdom, with average temperature varying between 8.8°C (47.8°F) and 4°C (39.2°F). January and February, with an average high-temperature of 8.8°C (47.8°F), are the coldest months. Weather in January »

February, the last month of the winter, in Plymouth, is another chilly month, with average temperature varying between 8.8°C (47.8°F) and 3.6°C (38.5°F). January and February, with an average high-temperature of 8.8°C (47.8°F), are the coldest months. Weather in February »

March, the first month of the spring, in Plymouth, is a cool month, with average temperature varying between 10.5°C (50.9°F) and 4.8°C (40.6°F). In Plymouth, the average high-temperature is almost the same as in February - a fresh 10.5°C (50.9°F). Weather in March »

April, like March, in Plymouth, United Kingdom, is a cool spring month, with average temperature fluctuating between 5.9°C (42.6°F) and 12.6°C (54.7°F). In Plymouth, the average high-temperature is practically the same as in March - a still fresh 12.6°C (54.7°F). Weather in April »

The last month of the spring, May, is a mild month in Plymouth, United Kingdom, with average temperature ranging between max 15.6°C (60.1°F) and min 8.8°C (47.8°F). In May, the average high-temperature slightly increases, from a cool 12.6°C (54.7°F) in April, to a moderate 15.6°C (60.1°F). Weather in May »

The first month of the summer, June, is a comfortable month in Plymouth, United Kingdom, with average temperature fluctuating between 18°C (64.4°F) and 11.2°C (52.2°F). In June, the average high-temperature is almost the same as in May - a comfortable 18°C (64.4°F). Weather in June »

July, the same as June, is another enjoyable summer month in Plymouth, United Kingdom, with average temperature fluctuating between 13.3°C (55.9°F) and 19.9°C (67.8°F). In July, the average high-temperature is relatively the same as in June - a still comfortable 19.9°C (67.8°F). Weather in July »

The last month of the summer, August, is an agreeable month in Plymouth, United Kingdom, with temperature in the range of an average low of 13.4°C (56.1°F) and an average high of 20°C (68°F). The warmest month is August, with an average high-temperature of 20°C (68°F) and an average low-temperature of 13.4°C (56.1°F). Weather in August »

The first month of the autumn, September, is also an enjoyable month in Plymouth, United Kingdom, with average temperature varying between 18.1°C (64.6°F) and 11.6°C (52.9°F). In Plymouth, United Kingdom, the average high-temperature in September is relatively the same as in August - an enjoyable 18.1°C (64.6°F). Weather in September »

October, like September, is another mild autumn month in Plymouth, United Kingdom, with average temperature varying between 14.8°C (58.6°F) and 9.3°C (48.7°F). In Plymouth, United Kingdom, the average high-temperature in October slightly decreases, from a comfortable 18.1°C (64.6°F) in September, to a mild 14.8°C (58.6°F). Weather in October »

The last month of the autumn, November, is another cool month in Plymouth, United Kingdom, with average temperature fluctuating between 6.4°C (43.5°F) and 11.8°C (53.2°F). In Plymouth, the average high-temperature in November slightly decreases, from a mild 14.8°C (58.6°F) in October, to a fresh 11.8°C (53.2°F). Weather in November »

December, the first month of the winter, in Plymouth, is also a frosty month, with temperature in the range of an average high of 9.5°C (49.1°F) and an average low of 4.5°C (40.1°F). In Plymouth, United Kingdom, the average high-temperature in December is practically the same as in November - a frosty 9.5°C (49.1°F). Weather in December »

What are the coldest months in Plymouth?

The coldest months are January and February, with an average high-temperature of 8.8°C (47.8°F).

How much does it rain in Plymouth?

Throughout the year, there are 142.2 rainfall days, and 1007.3mm (39.7") of precipitation is accumulated.

What are the months with the lowest UV index in Plymouth?

January, February, November and December, with an average maximum UV index of 1, are months with the lowest UV index in Plymouth, United Kingdom.

What month is the sea coldest in Plymouth?

With an average sea temperature of 9.5°C (49.1°F), March is the month with the coldest seawater in Plymouth.

When is the highest UV index in Plymouth?

Months with the highest UV index in Plymouth are May through August, with an average maximum UV index of 6.

What is the driest month in Plymouth?

The month with the least rainfall in Plymouth, United Kingdom, is June when the rain falls for 8.5 days and typically collects 57.2mm (2.3") of precipitation.

When are the longest days in Plymouth?

The month with the longest days in Plymouth, United Kingdom, is June, with an average of 16.3h of daylight.

What month has the most sunshine in Plymouth?

The month with the most sunshine in Plymouth, United Kingdom, is June, with an average of 7.4h of sunshine.

What is the warmest month in Plymouth?

With an average high-temperature of 20°C (68°F) and an average low-temperature of 13.4°C (56.1°F), August is the warmest month.

When is the sea warmest in Plymouth?

With an average sea temperature of 16.9°C (62.4°F), August is the month with the warmest seawater in Plymouth.

What is the wettest month in Plymouth?

The month with the most rainfall in Plymouth is December when the rain falls for 14.5 days and typically aggregates up to 118.8mm (4.7") of precipitation.

What is the month with the shortest days in Plymouth?

With an average of 8.1h of daylight, December has the shortest days of the year in Plymouth.

What is the month with the least sunshine in Plymouth?

The month with the least sunshine in Plymouth is December, with an average of 1.8h of sunshine.
Average temperature - Plymouth, United Kingdom
Average rainfall - Plymouth, United Kingdom

The wettest month (with the highest rainfall) is December (118.8mm).
The driest month (with the lowest rainfall) is June (57.2mm).

Average rainfall days - Plymouth, United Kingdom

The month with the highest number of rainy days is January (15.1 days).
The month with the lowest number of rainy days is June (8.5 days).

Average sea temperature - Plymouth, United Kingdom

The best month for swimming (with the highest average sea temperature) is August (16.9°C).
The coldest month (with the lowest average sea temperature) is March (9.5°C).

Average daylight / Average sunshine - Plymouth, United Kingdom
Average UV index - Plymouth, United Kingdom