Blarney Weather in August

August in Blarney averages 19°C (66°F) during the day and 12°C (54°F) at night. Quite a bit of rainfall is typical this month, with around 79 mm (3.1 in) on average. An umbrella is a good idea.

Rainfall in Blarney in August

Historically, the month has about 18 days of rain, averaging 79 mm (3.1 in) in total. Rain falls on many days this month, but usually in relatively small amounts. A light waterproof is more useful than a heavy umbrella.

Temperature in Blarney in August

In August, expect pleasant temperatures in Blarney, with highs of 19°C (66°F) and lows of 12°C (54°F) at night. The month of August belongs to the summer season. Even when the weather is stable, mornings and evenings can still feel distinctly cool. Nights cool down to 12°C (54°F), so a light jacket or extra layer is useful once the sun goes down. On the plus side, the cooler nights make for comfortable sleeping conditions.

Sunshine in Blarney in August

The area experiences a moderate amount of sunshine, with approximately 160 hours of sunlight expected. This means a decent mix of sun and overcast.

Wind Speed in Blarney in August

In August, average wind speeds reach 4 m/s (8 knots), leading to light to moderate breezes. Conditions vary from day to day, with both calm and windier periods.

Average water temperature in August

At 16°C (61°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.

Our weather planner can help you find worldwide destinations with pleasant weather during this period. June, July, August and September typically offer the best weather for Blarney.

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

Blarney Temperature in August

Min Temperature 12°C (54°F)  

Max Temperature 19°C (66°F)  

Water Temperature 16°C (61°F) *  

Chance of Rain 59%  

Precipitation 79 mm (3.1 in)  

Rainy days 18 days  

Humidity 73% *  

Windspeed 4 m/s (8 knots) *  

Sunshine 160 hours *  

Percentage Sunshine 35% *  

* Data from: Cork, Ireland (10 KM, 6 Miles).

Daily Historical Temperatures

50-year average (1976-2025)

Based on our historical records, temperatures in Blarney typically stay consistent throughout August, with daily highs averaging around 19°C (66°F). Nights are cool, with lows around 12°C (54°F).

Average temperatures in August

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Daily Historical Precipitation

50-year average (1976-2025)

Average daily rainfall for each day of the month based on long-term records.

Average precipitation in August

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Historical weather for Blarney in August

Browse day-by-day weather records for Blarney spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.

Historical weather Temperatures Precipitation

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Blarney historical weather extremes in August

Our historical data for Blarney spans 1976 to 2025, revealing these weather extremes.

• The hottest August day on record in Blarney reached 28°C (82°F) (August 13, 2022).
• The coldest August day was on August 28, 1986, with a maximum of 13°C (55°F).
• Blarney registered its coldest August night on August 29, 2011, with temperatures dropping to 6°C (43°F).
• Peak precipitation in August occurred on August 18, 2023, when 53 mm (2.1 in) of precipitation was measured.

What to Wear in Blarney in August

Comfortable temperatures call for an easy wardrobe in August. Pack summer basics like t-shirts and shorts, but include a light jacket for cooler moments. A pair of comfortable walking shoes is essential. Wet weather is likely, so pack waterproof gear for multiple rainy days. Expect water temperatures of around 16°C (61°F), which is definitely too cold for comfortable swimming. Your luggage space is better used for other items. It won't hurt to bring your sunglasses along, as you'll see some sunny periods.

What To Do in Blarney 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 Blarney's climate page.

More climate data for Blarney

Temperature Rainfall Sunshine Humidity Wind Speed Water Temp

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