Portrush Weather in August

Thinking of visiting Portrush in August? Expect moderate temperatures reaching 17°C (63°F) during the day, dropping to 13°C (55°F) at night, and note that quite a bit of rainfall is likely.

Rainfall in Portrush in August

You can expect rain on around 20 days based on historical patterns, with 110 mm (4.3 in) average for the month. This is a wet month with frequent and often heavy showers. Both the number of rain days and the total rainfall are high.

Temperature in Portrush in August

In August, Portrush gets moderate temperatures, with highs of 17°C (63°F). Nights cool to around 13°C (55°F). This creates a mild day-to-night pattern that is generally easy to manage with the right clothing. With overnight lows of 13°C (55°F), evenings can feel noticeably cooler than the daytime. An extra layer is a good idea, though the cool air makes for a good night's sleep. On average, it sees the highest temps of the year.

Sunshine in Portrush in August

The month brings about 140 hours of sunlight, offering a comfortable mix of sun and overcast.

If you prefer dry days with pleasant temperatures, June typically offers the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.

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

Portrush Temperature in August

Min Temperature 13°C (55°F)  

Max Temperature 17°C (63°F)  

Chance of Rain 65%  

Precipitation 110 mm (4.3 in)  

Rainy days 20 days  

Sunshine 140 hours *  

Percentage Sunshine *  

* Data from: Derry, Ireland (47 KM, 29 Miles).

What to Wear in Portrush in August

For Portrush 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. Bring sunglasses since you'll have some sunny periods throughout the month

What To Do in Portrush in August

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

Swimming

5/10

Cycling

5/10

Walking

5/10

Camping

6/10

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 the United Kingdom, check out our Portrush's climate page.

More climate data for Portrush

Temperature Rainfall Sunshine

See the full Portrush climate overview or explore weather in the United Kingdom.