Castlerock weather in August (Londonderry County, United Kingdom)

Wondering what the weather is like in Castlerock during August? Wondering about the weather this month? Our guide has all the details you need.

Temperatures

Typically, August in Castlerock includes moderate temperatures and high rainfall. Anticipate daytime temperatures around 17°C, while night temperatures can drop to 13°C. On average, it has the peak temperatures of the year.

Precipitation

Castlerock in August usually receives high rainfall, averaging around 112 mm for the month. Climate statistics over the past 30 years suggest around 20 days of rain.

Average sunshine

The area enjoys a moderate level of sunlight, with around 140 hours. It's a good balance between sunny and cloudy days.

Should you favor a climate that's both dry and comfortably warm June typically offers the most agreeable circumstances. On the other hand, January, February, March, November and December tend to be characterized by conditions that may not be as optimal.

For an in-depth look at the yearly conditions, visit our specialized Castlerock climate page with graphs.

 

Castlerock, monthly averages in August

Min Temperature 13°C  

Max Temperature 17°C  

Chance of Rain 65%  

Precipitation 112 mm  

Rainy days 20 days  

Sunshine 140 hours *  

Percentage Sunshine *  

Data from: Derry, Ireland (38 KM, 23 Miles).

Where to go in the United Kingdom in August

Find out more about the weather in the United Kingdom and which places have the best travel conditions in this month.

Weather conditions Weather

Temperatures

Precipitation

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Legend perfect weather pleasant tolerable unpleasant poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C and 29°C and not too much precipitation (less than 90 mm a month).

So, what should you wear in this month?

For visitors traveling to Castlerock, we recommend wearing layers. So maybe a skirt, t-shirt, shorts for during the day and jeans and a warm jacket for some days and evenings. Bring a rain jacket in case it rains during your stay. Plan on layering your clothes.

What To Do

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming

6/10

Cycling

5/10

Walking

5/10

Camping

6/10

Outdoor sports

9/10

Interested in more climate information?

This site provides you with all the information you need about the climate in Castlerock.

Our site offers climate and forecast data for every country in the world. Are you going to the United Kingdom? On this website you can find historical weather averages for many cities in the United Kingdom. Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.