Cork Weather in August

With daytime temperatures of 19°C (66°F) and nighttime lows of 13°C (55°F), August in Cork brings pleasant temperatures during the day. Do keep in mind that quite a bit of rainfall is typical. Around 79 mm (3.1 in) falls on average.

Rainfall in Cork in August

Typically, you can expect about 18 days of rain this month, with 79 mm (3.1 in) on average. Rain is frequent but mostly light this month, with brief showers more common than heavy downpours.

Temperature in Cork in August

Daytime temperatures in Cork reach 19°C (66°F) in August, dropping to 13°C (55°F) at night. A light jacket or extra layer can be useful, especially outside the warmest hours of the day. Nights cool down to 13°C (55°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. On average, it is the month with the highest temperature of the year.

Sunshine in Cork in August

With about 160 hours of sunshine, the area enjoys a nice balance of sun and overcast, creating a pleasant environment.

Wind Speed in Cork 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

With water at 16°C (61°F), it's on the cooler side. Keen swimmers won't be put off, but those who prefer warm water may find it less enjoyable.

If your ideal day consists of dry skies and pleasant temperatures, July, August and September typically offer the best circumstances for Cork.

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

Cork Temperature in August

Min Temperature 13°C (55°F)  

Max Temperature 19°C (66°F)  

Water Temperature 16°C (61°F)  

Chance of Rain 58%  

Precipitation 79 mm (3.1 in)  

Rainy days 18 days  

Humidity 73%  

Windspeed 4 m/s (8 knots)  

Sunshine 160 hours  

Percentage Sunshine 35%  

Daily Historical Temperatures

50-year average (1976-2025)

Based on our historical records, temperatures in Cork 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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Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

‹ January February March April May June July August September October November December ›

Historical weather for Cork in August

Browse day-by-day weather records for Cork 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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‹ January February March April May June July August September October November December ›

Cork historical weather extremes in August

According to our 49 years of weather records for Cork, the following extremes were recorded between 1976 and 2025.

• On August 13, 2022, temperatures climbed to 28°C (82°F), marking the warmest August day on record.
• The lowest daytime temperature in August was 13°C (55°F), recorded on August 25, 1986.
• The lowest overnight temperature recorded in August was 6°C (43°F) (August 29, 2011).
• The heaviest August precipitation occurred on August 18, 2023, when 54 mm (2.1 in) of precipitation fell.

What to Wear in Cork in August

Pleasant temperatures in August mean you can pack light but flexibel pieces. Think cotton t-shirts, comfortable walking shorts, and one warmer layer for evenings. A light sweater or denim jacket works well. Rain gear is recommended, you can expect wet weather on multiple days. With water temperatures around 16°C (61°F), the water is quite cold for swimming. You can skip the swimwear unless you're particularly tough. Bring sunglasses since you'll have some sunny periods throughout the month

What To Do in Cork 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 Cork's climate page.

More climate data for Cork

Temperature Rainfall Sunshine Humidity Wind Speed Water Temp

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