Which is the hottest month in Jersey?

The hottest time of year in St Helier, Jersey is normally July. Expect maximum daytime temperatures to reach 20°C.

Best time to visit Jersey

Q: When is the best time to visit Jersey?

The best time to visit Jersey (St Helier) is July and August 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 Jersey?

In terms of rainfall, November is usually the wettest month in St Helier, Jersey with 115mm on average. There are normally 19 days in November with some rain.

Q: When is it sunniest in Jersey?

The sunniest time of year in St Helier, Jersey is normally July with bright sunshine on average for 53% of daylight hours; that's 8 hours of sunshine per day.

Q: When is the sea warmest in Jersey?

The sea is usually at its warmest in St Helier, Jersey in August when the water temperature reaches 18°C.

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

Jersey by month

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

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Destination

When is the best time to visit Jersey?

The best time to visit Jersey (St Helier) is July and August based on the following average weather conditions.

Maximum daytime temperature = 72 - 86°F [remove]
Daily hours of sunshine = 10 hours or more [remove]

Change the criteria to reflect your weather preferences.

0
Jan
0
Feb
0.5
Mar
1.5
Apr
2
May
3
Jun
4
Jul
4
Aug
2.5
Sep
0.5
Oct
0
Nov
0
Dec

Change criteria

Max Day Temperature (°F)

46
Jan
46
Feb
50
Mar
54
Apr
61
May
64
Jun
68
Jul
68
Aug
66
Sep
61
Oct
54
Nov
48
Dec

Hours of Sunshine (daily)

2
Jan
3
Feb
4
Mar
6
Apr
8
May
8
Jun
8
Jul
8
Aug
6
Sep
4
Oct
3
Nov
2
Dec

Best time to visit

Destination

Daytime temperature

Sunshine hours

Sea temperature

Monthly rainfall

Days with some rain

Heat & humidity

The weather guide for Jersey, represented by St Helier, (St Helier) 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) | Imperial (°F)

Jersey overview

Jersey has a delightfully warm summer climate and enjoys mild, if rainy, winters. On the long summer days, between May and September, you can bask in an average of 8 hours of sunshine a day but, if you are planning a walk or a visit to the beach, take a cover-up as those sea breezes can be chilly.

Beach on the north coast of Jersey, Channel Islands © Alagz - Adobe Stock Image

Rain falls mainly in the autumn and winter but can occur sporadically in the summer months. Winters are cool but rarely very cold.

What to pack for Jersey weather

Take relatively warm clothing for the cool winter months and, in the summer, supplement beach wear and light clothing with a warm wrap, just in case. Be prepared for rain at any time of year.

More about Jersey

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

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

Jersey travel guide - essential info

Below is a beginner's guide to Jersey 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.

Jersey - quick facts
Flight time^✝	1 hours
Time difference	UK +0 hours
Language(s)	English
Currency	Jersey Pound, British Pound
Electricity	G plug (230V)
Driving side	Left

Why visit Jersey?

Considering a holiday to the Jersey? Here are some of the very good reasons it makes such a wonderful holiday destination such as for its beaches to ensure you get the most out of your 2025/2026 escape.

Beaches

Jersey tourist information

Visit Jersey

✝ = Typical flight time from the UK.

Travelling to Jersey?
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Jersey travel guidance

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

No travel advice for Jersey is currently available.

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 Jersey.

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

Jersey travel health

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

How to stay safe & healthy in Jersey - Fit for Travel, Public Health Scotland

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

Note: CDC - Centers for Disease Control and Prevention

Jersey travel features

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

We don't currently have any travel features on Jersey. Discover more about holiday destinations around the world with this selection of general travel articles.

Jersey FAQs

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

Which month has the most rain in Jersey?

In terms of rainfall, January is usually the wettest month in St Helier, Jersey with 0.0 inches on average. There are normally no days in January with some rain.

When is it sunniest in Jersey?

The sunniest time of year in St Helier, Jersey 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 Jersey?

The sea is usually at its warmest in St Helier, Jersey in January when the water temperature reaches 32°F.

What is the flight time to Jersey from the UK?

The flight time to Jersey from the UK is typically 1 hour.

What is the time difference between Jersey and the UK?

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

What is the main language spoken in Jersey?

The main language spoken in Jersey is English.

Learn a language for Jersey with Rosetta Stone^*, Busuu^* and Rocket Languages^*.

What is the currency in Jersey?

The currency in Jersey is the Jersey Pound (JEP) and the British Pound (GBP).

Which plugs are used in Jersey?

Jersey uses electrical plug type G (230 Volts) - the same as the UK.

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

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

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

Jersey travel deals

Holidays to Jersey

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