Portmagee Weather in August

August in Portmagee brings moderate temperatures around 18°C (64°F) during the day, dropping to 14°C (57°F) at night, with quite a bit of rainfall expected, averaging around 118 mm (4.6 in) for the month.

Rainfall in Portmagee in August

You can expect rain on around 21 days based on historical patterns, with 118 mm (4.6 in) average for the month. Rain falls regularly this month and can be quite heavy when it does. Showers can be substantial, so waterproof gear is a good idea.

Temperature in Portmagee in August

Daytime temperatures in Portmagee reach 18°C (64°F) in August, dropping to 14°C (57°F) at night. Conditions are often most pleasant around the middle of the day. With overnight lows of 14°C (57°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 Portmagee in August

The area enjoys a balanced 139 hours of sunlight, ensuring it's neither too overcast nor too sunny.

Wind Speed in Portmagee 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

The water temperature is 15°C (59°F) — chilly, but perfectly fine for a swim if you're not too sensitive to cold water. A short wetsuit can make longer sessions more comfortable.

If your ideal day consists of dry skies and pleasant temperatures, May, June and August typically offer the best circumstances for Portmagee.

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

Portmagee Temperature in August

Min Temperature 14°C (57°F)  

Max Temperature 18°C (64°F)  

Water Temperature 15°C (59°F) *  

Chance of Rain 69%  

Precipitation 118 mm (4.6 in)  

Rainy days 21 days  

Humidity 78% *  

Windspeed 4 m/s (8 knots) *  

Sunshine 139 hours *  

Percentage Sunshine 33% *  

* Data from: Valentia, Ireland (9 KM, 5 Miles).

What to Wear in Portmagee in August

For Portmagee 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 15°C (59°F), the water is quite cold for swimming. You can skip the swimwear unless you're particularly tough. It won't hurt to bring your sunglasses along, as you'll see some sunny periods.

What To Do in Portmagee in August

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

Swimming

6/10

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 Ireland, check out our Portmagee's climate page.

More climate data for Portmagee

Temperature Rainfall Sunshine Humidity Wind Speed Water Temp

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