Cornwall weather
Our guide to the weather in Cornwall during October
We've looked at the most up-to-date weather data for Cornwall, 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 Cornwall weather in October.
What's the temperature like in Cornwall during October?
The temperature is extremely stable in October with average highs of 15℃ and lows just 3℃ lower at 12℃. 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 Cornwall during October?
On average, there will be 8 rainy days during the month, amounting to 142.6mm in total. That's a significant amount of rain. For comparison, the wettest months in the UK typically sees between 80mm and 100mm, depending on where you are. There's a small chance that you'll catch a thunderstorm during your trip.
Is it windy in Cornwall during October?
Expect moderate breeze becoming stronger at times during October, with occasional gusts up to 22mph. With moderate air temperatures, any breeze will feel cool.
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