December Rainfall Precipitation in Cornwall

Cornwall is a region in the United Kingdom. In December precipitation ranges from moderate in Truro with 88 mm of rainfall to high in Gooseham with 139 mm of rainfall. December is a winter month in Cornwall. It is the wettest month of the year.

Where and how much does it rain in Cornwall in December?

Find the average total precipitation in December for the most popular destinations in Cornwall on the map below. Click on a destination dot for more detailed information.

Weather conditions Weather

Temperatures

Precipitation

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Legend

heavy rainfall

high

moderate

low

almost none

Heavy rainfall has been defined as more than 160 mm precipitation. High: 90 mm to 160 mm. Moderate: 30 mm to 90 mm. Low: 5 mm to 30 mm.

Select a Month of Interest

Check the weather conditions for any month in Cornwall.

For a detailed overview of the weather over the year and the best time to visit the United Kingdom, check out our Cornwall's climate page.

How much rainfall does Cornwall receive in December?

In December, Newquay typically receives significant rainfall, averaging around 104 mm. Due to the frequent showers, the weather can shift unpredictably from one moment to the next. Based on climate data from the last 30 years, Newquay receives the most rainfall during this month of the year.

What is the wettest city in December in Cornwall?

Our data indicates that Gooseham holds the record for the most average rainfall with 139 mm.

What is the driest city in December in Cornwall?

Among all locations in our dataset, Truro has the lowest average precipitation at 88 mm.

Interested in more climate information?

Weather and climate has detailed information for every country in the world. Are you going to the United Kingdom? Get detailed historical weather averages for many cities in the United Kingdom.

Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.