Lisburn Weather in August

Lisburn in August averages 19°C (66°F) during the day and 12°C (54°F) at night. This is part of the summer season, and quite a bit of rainfall is expected this month.

Rainfall in Lisburn in August

Historically, the month has about 18 days of rain, averaging 90 mm (3.5 in) in total. Expect plenty of grey, overcast days rather than intense storms. The rain rarely amounts to much on any given day.

Temperature in Lisburn in August

Daytime highs in Lisburn in August reach 19°C (66°F), with nights around 12°C (54°F). Experience the summer season in August. Even when the weather is stable, mornings and evenings can still feel distinctly cool. With lows of 12°C (54°F), nights are cool. If you're out after dark, an extra layer will keep you comfortable. The cooler air at night is also great for getting a good rest.

Sunshine in Lisburn in August

The month brings about 139 hours of sunlight, offering a comfortable mix of sun and overcast.

Wind Speed in Lisburn in August

Wind speeds average 4 m/s (8 knots) during August. At this speed, expect moderate winds that can raise dust and move small branches. Since this is an average, some days have gentle light winds while others experience stronger breezes that are quite noticeable.

Average water temperature in August

At 13°C (55°F), the water is cool but manageable for those who don't mind a bit of a shock getting in. Most people adjust after a few minutes.

If you're inclined towards comfortable temperatures and drier conditions, August is a good time to visit Lisburn.

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

Lisburn Temperature in August

Min Temperature 12°C (54°F)  

Max Temperature 19°C (66°F)  

Water Temperature 13°C (55°F) *  

Chance of Rain 60%  

Precipitation 90 mm (3.5 in)  

Rainy days 18 days  

Humidity 89% *  

Windspeed 4 m/s (8 knots) *  

Sunshine 139 hours *  

Percentage Sunshine 29% *  

* Data from: Belfast, Ireland (19 KM, 11 Miles).

What to Wear in Lisburn in August

For Lisburn in August, you'll want flexible clothing. It's wise to pack cotton shirts, comfortable shorts, and a pair of jeans for cooler evenings. A light sweater or jacket is useful for air-conditioned spaces (like buses) or unexpected cool moments. High rain levels are expected, so pack waterproof gear and an umbrella or poncho. With water temperatures around 13°C (55°F), the water is quite cold for swimming. You can skip the swimwear unless you're particularly tough. Sunglasses could come in handy during the sunnier parts of your trip.

What To Do in Lisburn in August

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

Select a Month

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 Lisburn's climate page.

More climate data for Lisburn

Temperature Rainfall Sunshine Humidity Wind Speed Water Temp

See the full Lisburn climate overview or explore weather in Ireland.