Castlerock weather
Our guide to the weather in Castlerock during March
We've looked at the most up-to-date weather data for Castlerock, 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 Castlerock weather in March.
What's the temperature like in Castlerock during March?
The temperature reaches around 9℃ during the daytime in March, falling away to 4℃ at night. The UV index will be low at this time of year, so not something to worry about. However, if you're going to be outside for long periods it's always a good idea to apply a small amount of sunscreen to exposed skin.
Does it snow in Castlerock during March?
Possibly. There's a chance of snow during March but not as much as you might think. Check the local forecast before you leave home so that you can pack appropriate footwear and clothing.
Does it rain in Castlerock during March?
On average, there will be 10 rainy days during the month, amounting to 105.5mm 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 Castlerock during March?
Expect moderate breeze becoming stronger at times during March, with occasional gusts up to 23mph. With cool air temperatures, any breeze will feel cold.
Weather in Castlerock
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