Cobh Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Cobh.
Climate overview of Cobh
Temperatures in Cobh, County Cork, Ireland, shift moderately through the seasons. The warmest month is July at 19°C (66°F), and the coolest is February at 10°C (50°F).
The city receives around 941 mm (37 in) of rainfall per year. October is the wettest month and March the driest. The most sunshine falls in May, with an average of 6.5 hours of daily sunshine.
Cobh Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Cobh - and find the best time to visit.
Monthly Temperature in Cobh
The weather in Cobh changes moderately throughout the year, offering enough variation to appreciate each season. On average, daytime temperatures range from a pleasant 19°C (66°F) in July to a chilly 10°C (50°F) in February.
Nighttime temperatures range from 13°C (55°F) in July to 5°C (41°F) in February.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Cobh
Generally, Cobh receives mid-range precipitation levels, with 941 mm (37 in) annually. The wettest period in Cobh occurs in October, which receives around 97 mm (3.8 in) of precipitation. During the driest month, March, Cobh experiences moderate rainfall, totaling 67 mm (2.6 in). The consistent precipitation levels throughout the year contribute to a relatively stable climate. For more details, please visit our Cobh Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Sunshine Hours in Cobh
In Cobh, summer days are longer and more sunny, with daily sunshine hours peaking at 6.5 hours in May. As the darker season arrives, the brightness of the sun becomes less. December sees a soft sun for only 1.9 hours per average day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Daily percentage of sunshine
Water Temperature in Cobh
The mean water temperature over the year ranges from 8°C (46°F) in March to 16°C (61°F) in August.
Water temperature over the year
Humidity in Cobh by Month
The relative humidity is high throughout the year in Cobh.
The city experiences its highest humidity in December, reaching 85%. In April, the humidity drops to its lowest level at 71%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Wind Speed in Cobh
The mean wind speed varies between 4 m/s (8 knots) and 6 m/s (12 knots) throughout the year. It is lowest in June, July and August and highest during January, February, March and December. What does this mean?
The mean monthly wind speed over the year (meters per second)
Best Time to Visit Cobh
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
- Best overall: July, August and September
- Warmest weather: July, August and September
- Most sunshine: May
- Warmest water temperature: July, August and September, although the water may still feel cool.
Frequently asked questions about the climate in Cobh
What is the best time to visit Cobh?
July, August and September typically offer the most optimal weather in Cobh. In contrast, January and February tend to have less optimal conditions.
What temperatures can I expect in Cobh?
Daytime highs range from 10°C (50°F) in February to 19°C (66°F) in July. Nighttime lows range from 5°C (41°F) to 13°C (55°F).
How much rain does Cobh get?
Annual rainfall is around 941 mm (37 in). October is the wettest month with 97 mm (3.8 in), while March is the driest with 67 mm (2.6 in).
How sunny is Cobh?
Cobh receives around 1,435 hours of sunshine per year. May is the sunniest month with 194 hours, while December is the cloudiest with just 56 hours.
Cobh 3-Day Forecast
Cobh on the map
Cobh is highlighted - select any city to see its climate.
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