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Weather in May in Cornwall

Planning a getaway to Cornwall this May and curious about the weather you should prepare for? Discover all the vital details you need on this page, solving your puzzle:

What is the weather like in Cornwall in May?

Cornwall is a region in the United Kingdom. May in Cornwall generally has mild temperatures, with moderate precipitation.

Temperatures

The average maximum temperatures are mild and range from 14°C in Sennen to 17°C in Truro. Nighttime temperatures generally drop to 9°C in Truro and 11°C in Sennen.

For specific regional insights in Cornwall, refer to the map provided below.

Precipitation

In May, precipitation varies across different areas. From moderate rainfall in Lizard with an average of 60 mm to moderate rainfall in Launceston with 82 mm. Looking at the climate data spanning the last 30 years, this month usually has the lowest rainfall in Newquay, marking it as the year's driest month.

Average sunshine

The days are mostly sunny, with an average total of around 222 hours of sunshine in Newquay. The sunlight during this month doesn't just make the days brighter, it also seems to make everyone a bit more cheerful.

For more details on the yearly climate, visit our Cornwall climate page.

Where to go in Cornwall in May

Find more information for the most popular destinations in the Cornwall on the map below. Click on a destination dot for more details.

Map not visible? Whoops sorry! Please refresh the page.
Legend perfect weather pleasant tolerable unpleasant poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C and 29°C and not too much precipitation (less than 90 mm a month).

Select a Month of Interest

Check the conditions for any month of the year.

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

Popular destinations

What is the weather like in May for the 5 most popular destinations in Cornwall?

Newquay

In May Newquay generally has moderate temperatures with maximum daytime temperatures around 16°C, minimum nighttime temperatures around 10°C and moderate monthly rainfall. So on average the conditions are tolerable that month.

Newquay
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   April April
<<  
13°C 
7°C 
193 hours 
72 mm 
14 days 
16°C 
10°C 
222 hours 
68 mm 
15 days 
June   >> June
>>  
18°C 
12°C 
216 hours 
70 mm 
13 days 
Climate in Newquay

St Austell

In May St Austell generally has moderate temperatures with maximum daytime temperatures around 16°C, minimum nighttime temperatures around 9°C and moderate monthly rainfall. So on average the conditions are tolerable that month.

St Austell
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   April April
<<  
13°C 
7°C 
193 hours 
76 mm 
14 days 
16°C 
9°C 
222 hours 
72 mm 
14 days 
June   >> June
>>  
18°C 
12°C 
216 hours 
75 mm 
13 days 
Climate in St Austell

Penzance

In May Penzance generally has moderate temperatures with maximum daytime temperatures around 15°C, minimum nighttime temperatures around 11°C and moderate monthly rainfall. So on average the conditions are tolerable that month.

Penzance
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   April April
<<  
13°C 
8°C 
193 hours 
69 mm 
15 days 
15°C 
11°C 
222 hours 
63 mm 
15 days 
June   >> June
>>  
17°C 
13°C 
216 hours 
61 mm 
13 days 
Climate in Penzance

Bude

In May Bude generally has moderate temperatures with maximum daytime temperatures around 15°C, minimum nighttime temperatures around 9°C and moderate monthly rainfall. So on average the conditions are tolerable that month.

Bude
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   April April
<<  
13°C 
7°C 
188 hours 
78 mm 
15 days 
15°C 
9°C 
222 hours 
75 mm 
15 days 
June   >> June
>>  
18°C 
12°C 
221 hours 
82 mm 
14 days 
Climate in Bude

Falmouth

In May Falmouth generally has moderate temperatures with maximum daytime temperatures around 16°C, minimum nighttime temperatures around 10°C and moderate monthly rainfall. So on average the conditions are tolerable that month.

Falmouth
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   April April
<<  
13°C 
7°C 
193 hours 
68 mm 
14 days 
16°C 
10°C 
222 hours 
63 mm 
14 days 
June   >> June
>>  
18°C 
12°C 
216 hours 
63 mm 
12 days 
Climate in Falmouth

Is your destination not in the list? Have a look at other destinations in Cornwall, in the United Kingdom.

Is May the best time to visit Cornwall?

In our opinion, May is a good time to visit Cornwall with overall tolerable weather in Newquay.

Generally speaking, the best visiting conditions can be found in July and August offering mostly perfect weather in Newquay. In contrast, February, November and December tend to have poor weather conditions.

Interested in more climate information?

We have much more information about the climate in Cornwall.

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.