Guernsey weather
Our guide to the weather in Guernsey during July
Guernsey offers a unique blend of British and French culture, making it an ideal destination for a memorable holiday. July is typically a great time to visit, with mild temperatures and plenty of outdoor activities to enjoy. We've looked at the most up-to-date weather data for Guernsey, covering the last 12 years up to 2024, plus we've asked our team of travel bloggers for their first-hand experiences in order to answer the most frequently asked questions about Guernsey weather in July.
What's the temperature like in Guernsey during July?
The temperature is extremely stable in July with average highs of 17℃ and lows just 2℃ lower at 15℃. The UV index will be moderate at this time of year, so not something to worry about for the average person. However, if you're going to be outside for long periods it's worth wearing a broad spectrum SPF 30+ sunscreen and UV-blocking sunglasses. Remember that bright surfaces, such as water and sand increase UV exposure.
Does it rain in Guernsey during July?
On average, there will be 5 rainy days during the month, amounting to 62.1mm in total. That's broadly comparable with the amount of rain we see in England during the summer months, and would be considered dry. There's a small chance that you'll catch a thunderstorm during your trip.
Is it windy in Guernsey during July?
Expect moderate breeze becoming stronger at times during July, with occasional gusts up to 21mph. With moderate air temperatures, any breeze will feel cool.
Weather in Guernsey
Our month-by-month guide to the weather and climate in Guernsey
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