Belfast weather in August (County Antrim, Ireland)

How does the weather in Belfast usually fare in August? Here's what you need to know about the weather for the month.

Temperatures

In August, Belfast typically experiences pleasant temperatures and moderate rainfall. The month of August belongs to the summer season. Expect temperatures to climb to 19°C during the day, with nighttime readings dropping to 12°C.

Precipitation

Belfast in August usually receives moderate rainfall, averaging around 91 mm for the month. With the most rainfall occurring this month, it's practical to keep an umbrella handy for sudden downpours. Typically, you can expect about 19 days of rain this month.

Average sunshine

The area enjoys a moderate level of sunlight, with around 139 hours. It's a good balance between sunny and cloudy days.

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

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

 

Belfast, monthly averages in August

Min Temperature 12°C  

Max Temperature 19°C  

Water Temperature 13°C  

Chance of Rain 64%  

Precipitation 91 mm  

Rainy days 19 days  

Humidity 89%  

Windspeed 14 km/h  

Sunshine 139 hours  

Percentage Sunshine 29%  

Where to go in Ireland in August

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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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 Belfast, 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. With a water temperature of around 13°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

6/10

Cycling

9/10

Walking

9/10

Camping

8/10

Outdoor sports

9/10

Interested in more climate information?

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

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.