Ballycastle weather in May (Mayo, Ireland)

How is May weather typically in Ballycastle? Thinking about a visit? Explore this page for a full overview of the weather conditions this month.

Temperatures

Typically, May in Ballycastle includes moderate temperatures and moderate rainfall. In the daytime, temperatures tend to hover near 14°C, cooling down at night to around 9°C.

Precipitation

Ballycastle in May usually receives moderate rainfall, averaging around 98 mm for the month. Expect the least amount of rain this month, providing an excellent opportunity for outdoor activities. Enjoy the freedom of clear skies and dry conditions. Climate data suggests that about 19 days will experience rainfall.

Average sunshine

Expect sunny days throughout the month, with an estimated 193 hours of sunshine. Making it a pleasant time to visit Ballycastle.

So this is a great month to visit if you prefer dry days with pleasant temperatures. May and August typically offer the most optimal weather. In contrast, January, February, March, November and December tend to have less optimal conditions.

Need inspiration to choose your next destination? Our innovative weather planner helps you discover the perfect getaway tailored to your ideal climate conditions.

Select a Month of Interest

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit Ireland, check out our Ballycastle's climate page.

Ballycastle, monthly averages in May

Min Temperature 9°C  

Max Temperature 14°C  

Chance of Rain 62%  

Precipitation 98 mm  

Rainy days 19 days  

Humidity 74% *  

Sunshine 193 hours *  

Percentage Sunshine 44% *  

Data from: Belmullet, Ireland (41 KM, 25 Miles).

Where to go in Ireland in May

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

Weather conditions Weather

Temperatures

Precipitation

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Ballycastle

Ireland

In May generally
tolerable weather
with moderate temperatures
and moderate monthly rainfall

More information

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Leaflet | © OpenStreetMap

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).

Select a Month of Interest

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit Ireland, check out our Ballycastle's climate page.

So, what should you wear in this month?

Plan on layering your clothes. Some days or part of the day it will be nice and warm and some moments it can be a bit chilly. Bring a rain jacket in case it rains during your stay.

What To Do

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

Swimming

5/10

Cycling

6/10

Walking

6/10

Camping

4/10

Outdoor sports

9/10

Interested in more climate information?

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

Our site offers climate and forecast data for every country in the world. Are you going to Ireland? On this website you can find historical weather averages for many cities in Ireland. 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.