Weather in Cork in August 2025
- August is usually the hottest month of the year in Cork;
Average weather
Average temperature in Cork in August
Going from a maximum of +70°F during the day to a minimum of +50°F during the night, the temperature in August averages around +64°F.
The average maximum temperature goes up 18% by the end of the month, compared with the beginning of the month, from +61°F to +64°F.
Is Cork warm or cold in August?
Cork is typically mild in August.
Maximum temperatures go up compared to the previous month from +64°F to +64°F. The minimum temperature also goes up from +54°F to +54°F.
Pack a light jacket as it will be warm in the day and cool in the evenings.
August is the hottest month in Cork, here is the comparison with other months:
Climate in Cork in August
| July | August | September | ||||
|---|---|---|---|---|---|---|
| Avg. temperature | ||||||
| +64°F | +64°F | +61°F | ||||
| Min. temperature | ||||||
| +43°F | +41°F | +37°F | ||||
| Max. temperature | ||||||
| +81°F | +81°F | +75°F | ||||
| Rainfall | ||||||
| 67 mm | 73 mm | 70 mm | ||||
| Wind | ||||||
| 3 m/s | 3 m/s | 3 m/s | ||||
| Humidity | ||||||
| 83% | 84% | 86% | ||||
| Air pressure | ||||||
| 1015 HPa | 1014 HPa | 1014 HPa | ||||
| Sunny days | ||||||
| 1 | 0 | 1 | ||||
| Cloudy days | ||||||
| 11 | 11 | 12 | ||||
| Rainy days | ||||||
| 19 | 20 | 17 | ||||
| Snowy days | ||||||
| 0 | 0 | 0 | ||||
August weather is still as ok as in July. The temperature levels stay the same in the area of +64°F for average maximum temperature during the day. Prepare for more rain. Average rainfall goes from 67 mm to 73 mm. Humidity rises from 83% to 84%. The average wind speed doesn’t change much during August, staying around 3 m/s. The days becoming less sunny, going from 1 sunny days in July to 0 in August.
September brings much the same weather, it remains ok.
Wind
The average wind speed is 4 m/s getting up to 6 m/s which is a medium breeze. You can feel it, especially getting out of the water.
The average wind speed in Cork is gradually decreasing during August, going from 4 m/s to 3 m/s over the course of the month.
Rain
How was the weather last August in Cork?
Climate Change Over the Years
The climate in Cork in August has not changed that much over the last 43 years.
The average temperature was the lowest in 1986 (+52°F) and the highest in 2022 (+56°F). The driest year was 2010 with only 711 mm of rainfall, and the wettest year was 2009 with 1168 mm.
FAQ
Is August a good time to visit Cork?
Can you sunbathe in Cork in August?
Is Cork rainy in August?
Is it sunny in Cork in August?
Other cities in Ireland
Monthly weather in Cork
Source of the data
For this page, we’ve looked at the typical weather in Cork, based on historical hourly weather data from January 1, 1979, to December 31, 2023.
For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.