Castlereagh weather in May (Down County, United Kingdom)

What should you pack for a trip to Castlereagh in May? Explore our page to find a thorough overview of this month's weather conditions.

Temperatures

During May, Castlereagh usually has moderate temperatures and moderate rainfall. Daytime temperatures generally settle around 14°C, while nighttime can see a dip to about 8°C.

Precipitation

Castlereagh in May usually receives moderate rainfall, averaging around 77 mm for the month. Typically, you can expect about 16 days of rain this month.

Average sunshine

The area enjoys a balanced 184 hours of sunlight, ensuring it's neither too overcast nor too sunny.

If your ideal day consists of dry skies and moderate temperatures July and August generally stand out with the best circumstances. While January, February, March, November and December tend to showcase less optimal conditions.

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

 

Castlereagh, monthly averages in May

Min Temperature 8°C  

Max Temperature 14°C  

Water Temperature 9°C *  

Chance of Rain 53%  

Precipitation 77 mm  

Rainy days 16 days  

Humidity 89% *  

Windspeed 14 km/h *  

Sunshine 184 hours *  

Percentage Sunshine 39% *  

Data from: Belfast, Ireland (24 KM, 15 Miles).

Where to go in the United Kingdom in May

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?

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. With a water temperature of around 9°C there is no need to bring your swimwear.

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 Castlereagh.

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.