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Portmagee Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Portmagee.
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Climate overview of Portmagee
Portmagee, Kerry, Ireland, has a moderate seasonal temperature range, with August reaching 18°C (64°F) and February cooling to 11°C (52°F).
The city has a wet climate, receiving around 1590 mm (63 in) of rainfall per year. December is the wettest month. The sunniest month is May, with 6.0 hours of sunshine per day on average.
Portmagee Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Portmagee - and find the best time to visit.
Monthly Temperature in Portmagee
In Portmagee, seasonal changes bring about a moderate variation in temperatures. On average, daytime temperatures range from a moderate 18°C (64°F) in August to a chilly 11°C (52°F) in February.
Nighttime temperatures range from 14°C (57°F) in August to 6°C (43°F) in February.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Portmagee
Portmagee is known for its substantial rainfall, with annual precipitation reaching 1590 mm (63 in). The amount of precipitation varies moderately throughout the year. The wettest month, December, sees around 177 mm (7 in) of rainfall, perfect for those who enjoy a bit of rain now and then. The driest month, May, still receives a respectable 97 mm (3.8 in) of rainfall. For more details, please visit our Portmagee 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 Portmagee
In Portmagee, summer days are longer and more sunny, with daily sunshine hours peaking at 6.0 hours in May. As the darker season arrives, the brightness of the sun becomes less. December sees a soft sun for only 1.3 hours per average day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Data from: Valentia, Ireland (9 KM, 5 Miles).
Daily hours of sunshine
Data from: Valentia, Ireland (9 KM, 5 Miles).
Daily percentage of sunshine
Data from: Valentia, Ireland (9 KM, 5 Miles).
Water Temperature in Portmagee
The mean water temperature over the year ranges from 9°C (48°F) in March to 15°C (59°F) in July.
Water temperature over the year
Data from: Valentia, Ireland (9 KM, 5 Miles).
Humidity in Portmagee by Month
The relative humidity is high throughout the year in Portmagee.
The city experiences its highest humidity in July, reaching 80%. In April, the humidity drops to its lowest level at 72%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Data from: Valentia, Ireland (9 KM, 5 Miles).
Wind Speed in Portmagee
The average wind speed over the year ranges from 4 m/s (8 knots) to 6 m/s (12 knots). It is lower in June, July and August and higher in January, February, March, November and December. What does this mean?
The mean monthly wind speed over the year (meters per second)
Data from: Valentia, Ireland (9 KM, 5 Miles).
Best Time to Visit Portmagee
The most favourable weather available in Portmagee usually occurs in May, June and August. Conditions are generally most challenging in January, February, March, April, November and December.
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
Jan
wet
Feb
wet
Mar
wet
Apr
wet
May
good
Jun
good
Jul
mixed
Aug
good
Sep
mixed
Oct
mixed
Nov
wet
Dec
wet
- Best overall: May, June and August
- Warmest weather: July, August and September
- Most sunshine: May
- Fewest rainy days: April, May, June and July
Frequently asked questions about the climate in Portmagee
What is the best time to visit Portmagee?
May, June and August typically offer the most optimal weather in Portmagee. In contrast, January, February, March, April, November and December tend to have less optimal conditions.
What temperatures can I expect in Portmagee?
Daytime highs range from 11°C (52°F) in February to 18°C (64°F) in August. Nighttime lows range from 6°C (43°F) to 14°C (57°F).
How much rain does Portmagee get?
Annual rainfall is around 1590 mm (63 in). December is the wettest month with 177 mm (7 in), while May is the driest with 97 mm (3.8 in).
How sunny is Portmagee?
Portmagee receives around 1,268 hours of sunshine per year. May is the sunniest month with 180 hours, while December is the cloudiest with just 40 hours.
Portmagee 3-Day Forecast
Portmagee on the map
Portmagee is highlighted - select any city to see its climate.
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