Which is the hottest month in Cornwall?

The hottest time of year in Newquay, Cornwall is normally July. Expect maximum daytime temperatures to reach 19°C.

Best time to visit Cornwall

Q: When is the best time to visit Cornwall?

The best time to visit Cornwall (Newquay) is July based on the following average weather conditions. Maximum daytime temperature = 22 - 30°C. Daily hours of sunshine = 10 hours or more.

Q: Which month has the most rain in Cornwall?

In terms of rainfall, December is usually the wettest month in Newquay, Cornwall with 123mm on average. There are normally 21 days in December with some rain.

Q: When is it sunniest in Cornwall?

The sunniest time of year in Newquay, Cornwall is normally April with bright sunshine on average for 45% of daylight hours; that's 6 hours of sunshine per day.

Q: When is the sea warmest in Cornwall?

The sea is usually at its warmest in Newquay, Cornwall in August when the water temperature reaches 16°C.

Find the best time to visit Cornwall and plan your perfect trip in 2025/2026. Get holiday inspiration, weather guides, travel advice and find great deals.

Cornwall by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Recommended for Cornwall

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Places to visit

Destination

Top Cornwall destinations

Below are the temperatures expected today at popular countries, regions and places in Cornwall. Select a destination to compare today's forecast with average weather conditions.

When is the best time to visit Cornwall?

The best time to visit Cornwall (Newquay) is July based on the following average weather conditions.

Maximum daytime temperature = 22 - 30°C [remove]
Daily hours of sunshine = 10 hours or more [remove]

Change the criteria to reflect your weather preferences.

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Jan
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Mar
1.5
Apr
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May
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Jun
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Jul
2.5
Aug
1.5
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Oct
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Nov
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Dec

Change criteria

Max Day Temperature (°C)

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Jan
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Feb
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Mar
12
Apr
14
May
17
Jun
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Jul
19
Aug
17
Sep
15
Oct
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Nov
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Dec

Hours of Sunshine (daily)

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Feb
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Mar
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Apr
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May
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Jun
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Best time to visit

Destination

Daytime temperature

Sunshine hours

Sea temperature

Monthly rainfall

Days with some rain

Heat & humidity

The weather guide for Cornwall (Newquay) shows long term weather averages processed from data supplied by CRU (University of East Anglia) & today's weather forecast provided by meteoblue. Find out more about our data sources.

Metric (°C / mm) | Imperial (°F / inches)

More about Cornwall

Explore our complete guide to Cornwall with the latest travel advice for travellers and holidaymakers including official updates and local travel tips for Cornwall.

Essential travel guide
Travel guidance
Travel health
Travel features
Top travel deals
FAQs

Cornwall travel guide - essential info

Below is a beginner's guide to Cornwall with essential travel facts such as dominant language spoken, typical flight time from the UK and the local currency. You can also check whether visas are required and what plug adapter you need to pack.

Cornwall - quick facts
Time difference	UK +0 hours
Language(s)	English
Currency	Pound Sterling
Electricity	G plug (230V)
Driving side	Left

Cornwall tourist information

Visit Cornwall

Travelling to Cornwall?
Hotels

Cornwall travel guidance

Check the latest travel guidance and advice on visiting Cornwall from official government sources (in english) from around the world including entry requirements and travel restrictions.

Irish traveller advice for Cornwall - Department of Foreign Affairs, Ireland
Canadian travel advice for Cornwall - Government of Canada
US travel advisories for Cornwall - US Department of State
Safe travel advisories for Cornwall - Ministry of Foreign Affairs, New Zealand
Smarter traveller advice for Cornwall - Department of Foreign Affairs, Australia

Learn more about the current safety and security risks from terrorism, natural disasters and more. Read about the local laws and customs to consider when travelling around Cornwall.

Note: UK FCDO - UK Foreign, Commonwealth & Development Office

Cornwall travel health

Find out more about staying safe when travelling to Cornwall with the latest guidance on required vaccinations and recommended medication to take with you.

Vaccines & medicines for Cornwall - CDC
Health & vaccinations for Cornwall - TravelHealthPro, NaTHNac
How to stay safe & healthy in Cornwall - Fit for Travel, Public Health Scotland

Check out the general travel tips for staying safe and healthy in Cornwall, risks of preventable diseases and what to pack.

Note: CDC - Centers for Disease Control and Prevention

Cornwall travel features

Do you want to learn more about Cornwall? Read our latest features covering travel tips and insider destination guides on where to go and what to do in Cornwall.

Cornwall's best beaches & bays for all interests

Cornwall FAQs

Read our frequently asked questions about travelling to Cornwall including the current entry restrictions, driving side, electrical plugs used and much more.

Which month has the most rain in Cornwall?

In terms of rainfall, January is usually the wettest month in Newquay, Cornwall with 0mm on average. There are normally no days in January with some rain.

When is it sunniest in Cornwall?

The sunniest time of year in Newquay, Cornwall is normally January with bright sunshine on average for 0% of daylight hours; that's 0 hours of sunshine per day.

When is the sea warmest in Cornwall?

The sea is usually at its warmest in Newquay, Cornwall in January when the water temperature reaches 0°C.

What is the time difference between Cornwall and the UK?

The time difference between Cornwall and the UK is UK time+0 hours.

What is the main language spoken in Cornwall?

The main language spoken in Cornwall is English.

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What is the currency in Cornwall?

The currency in Cornwall is the Pound Sterling (GBP).

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Which plugs are used in Cornwall?

Cornwall uses electrical plug type G (230 Volts).

Which side of the road do they drive on in Cornwall?

They drive on the left side of the road in Cornwall.

Find out more about driving in UK with International Drivers Association^*.

Cornwall travel deals

Holidays to Cornwall

Check out the latest deals, discount codes and special offers on holidays to Cornwall in 2025/2026. Pay low deposits and save with last minute holiday availability and free kids places.