Kinsale Weather in August

During August, Kinsale experiences pleasant daytime temperatures of 19°C (66°F) and cooler nights around 14°C (57°F). Expect quite a bit of rainfall. Around 81 mm (3.2 in) is typical.

Rainfall in Kinsale in August

Historically, August sees about 18 days of rain, with a monthly average of 81 mm (3.2 in). With rain spread across many days but low totals, showers are typically short and light rather than heavy.

Temperature in Kinsale in August

Daytime temperatures in Kinsale reach 19°C (66°F) in August, dropping to 14°C (57°F) at night. Even when the weather is stable, mornings and evenings can still feel distinctly cool. Nights drop to around 14°C (57°F), which is noticeably cooler than the daytime. A light jacket for the evening is a sensible addition, and the cool nights tend to make sleeping comfortable. On average, it sees the highest temps of the year.

Sunshine in Kinsale in August

The month brings about 160 hours of sunlight, offering a comfortable mix of sun and overcast.

Wind Speed in Kinsale 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

The water temperature is 16°C (61°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, July and August typically offer the best circumstances for Kinsale.

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

Kinsale Temperature in August

Min Temperature 14°C (57°F)  

Max Temperature 19°C (66°F)  

Water Temperature 16°C (61°F) *  

Chance of Rain 58%  

Precipitation 81 mm (3.2 in)  

Rainy days 18 days  

Humidity 73% *  

Windspeed 4 m/s (8 knots) *  

Sunshine 160 hours *  

Percentage Sunshine 35% *  

* Data from: Cork, Ireland (16 KM, 10 Miles).

Daily Historical Temperatures

50-year average (1976-2025)

Based on our historical records, temperatures in Kinsale 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 Kinsale in August

Browse day-by-day weather records for Kinsale 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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Kinsale historical weather extremes in August

Based on 49 years of weather observations (1976-2025), these are the most extreme conditions recorded in Kinsale.

• On August 3, 1995, temperatures climbed to 27°C (81°F), marking the warmest August day on record.
• Kinsale experienced its chilliest August day on August 23, 1986, reaching only 13°C (55°F).
• The lowest overnight temperature recorded in August was 6°C (43°F) (August 23, 1993).
• The heaviest August precipitation occurred on August 18, 2023, when 53 mm (2.1 in) of precipitation fell.

What to Wear in Kinsale 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. Expect heavy rainfall, so bring good rain protection and waterproof bags. 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. Bring sunglasses since you'll have some sunny periods throughout the month

What To Do in Kinsale 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 Kinsale's climate page.

More climate data for Kinsale

Temperature Rainfall Sunshine Humidity Wind Speed Water Temp

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