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

Monthly weather forecast and climate
Plymouth, United Kingdom

January, the same as December, in Plymouth, United Kingdom, is another chilly winter month, with temperature in the range of an average low of 4°C (39.2°F) and an average high of 8.8°C (47.8°F). The coldest months are January and February, with an average high-temperature of 8.8°C (47.8°F). Weather in January »
February, the last month of the winter, in Plymouth, is another chilly month, with average temperature ranging between max 8.8°C (47.8°F) and min 3.6°C (38.5°F). The coldest months are January and February, with an average high-temperature of 8.8°C (47.8°F). Weather in February »

The first month of the spring, March, is a fresh month in Plymouth, United Kingdom, with average temperature ranging between max 10.5°C (50.9°F) and min 4.8°C (40.6°F). In Plymouth, the average high-temperature in March is practically the same as in February - a cool 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 12.6°C (54.7°F) and 5.9°C (42.6°F). In April, the average high-temperature is practically the same as in March - a still cool 12.6°C (54.7°F). Weather in April »

May, the last month of the spring, in Plymouth, is a moderate month, with average temperature fluctuating between 15.6°C (60.1°F) and 8.8°C (47.8°F). In Plymouth, 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 an enjoyable month in Plymouth, United Kingdom, with average temperature varying between 11.2°C (52.2°F) and 18°C (64.4°F). In June, the average high-temperature is practically the same as in May - a comfortable 18°C (64.4°F). Weather in June »

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

August, the last month of the summer, in Plymouth, is a pleasant month, with average temperature varying between 20°C (68°F) and 13.4°C (56.1°F). 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. Weather in August »

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

October, the same as September, in Plymouth, United Kingdom, is a moderate autumn month, with average temperature ranging between max 14.8°C (58.6°F) and min 9.3°C (48.7°F). In Plymouth, the average high-temperature slightly decreases, from a comfortable 18.1°C (64.6°F) in September, to a moderate 14.8°C (58.6°F). Weather in October »

November, the last month of the autumn, in Plymouth, is also a fresh month, with temperature in the range of an average high of 11.8°C (53.2°F) and an average low of 6.4°C (43.5°F). In Plymouth, United Kingdom, the average high-temperature slightly decreases, from a moderate 14.8°C (58.6°F) in October, to a fresh 11.8°C (53.2°F). Weather in November »

The first month of the winter, December, is still a chilly month in Plymouth, United Kingdom, 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 December, the average high-temperature is relatively the same as in November - a frosty 9.5°C (49.1°F). Weather in December »

What is the coldest month in Plymouth?

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

How many days 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.

What is the month with the coldest sea water in Plymouth?

March is the month with the coldest seawater, with an average sea temperature of 9.5°C (49.1°F). Swimming in 9.5°C (49.1°F) is considered dangerous. Unprotected immersion in temperatures below 10°C (50°F) causes quickly maximum intensity cold shock with hyperventilation.

What are the months with 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?

June is the month with the least rainfall in Plymouth, United Kingdom. Rain falls for 8.5 days and accumulates 57.2mm (2.3") of precipitation.

When are the longest days in Plymouth?

With an average of 16.3h of daylight, June has the longest days of the year in Plymouth, United Kingdom.

What month has the most sunshine in Plymouth?

June has the most sunshine of the year, with an average of 7.4h of sunshine.

What is the warmest month in Plymouth?

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

What is the month with the warmest sea water in Plymouth?

With an average sea temperature of 16.9°C (62.4°F), August is the month with the warmest seawater in Plymouth, United Kingdom. Swimming in 16.9°C (62.4°F) is not enjoyable for the majority. Controlling breathing becomes progressively more difficult as surface water temperature decreases below 21°C (69.8°F).

What is the wettest month in Plymouth?

The month with the most rainfall in Plymouth, United Kingdom, 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?

The month with the shortest days in Plymouth is December, with an average of 8.1h of daylight.

What is the month with the least sunshine in Plymouth?

The month with the least sunshine in Plymouth, United Kingdom, 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