ClimateForecastDecemberJanuary >>

Portmagee Climate by Month

Temperatures see a moderate degree of fluctuation, transitioning from mild conditions to cold. It also has a relatively rainy climate with high levels of precipitation. Now, let’s break down all the climate details for a clearer picture.

Average day and night temperature

In Portmagee, seasonal changes bring about a moderate variation in temperatures. On average, daytime temperatures range from a moderate 18°C in August to a chilly 11°C in February. Nighttime temperatures can drop, with averages reaching 6°C in February.

The mean minimum and maximum temperatures throughout the year

Precipitation and rainy days

Portmagee is known for its substantial rainfall, with annual precipitation reaching 1590 mm. The amount of precipitation varies moderately throughout the year. The wettest month, December, sees around 177 mm of rainfall, perfect for those who enjoy a bit of rain now and then. The driest month, May, still receives a respectable 97 mm of rainfall.

The mean monthly precipitation over the year, including rain, hail and snow

Sunshine over the year

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.

Monthly hours of sunshine

Data from: Valentia, Ireland (9 KM, 5 Miles).

Daily hours of sunshine

Data from: Valentia, Ireland (9 KM, 5 Miles).

Average water temperature

The mean water temperature over the year in Portmagee ranges from 9°C in March to 15°C in July.

Water temperature over the year

Data from: Valentia, Ireland (9 KM, 5 Miles).

The best time of year to visit Portmagee in Ireland

Other facts from our historical weather data:
  • Which months have the greatest rainfall in Portmagee?
    Most rainfall (rainy season) is seen in January, October, November and December.
  • Which is the warmest month in Portmagee?
    August has an average maximum temperature of 18°C and is the warmest month of the year.
  • Which is the coldest month in Portmagee?
    The coldest month is February with an average maximum temperature of 11°C.
  • Which is the wettest month in Portmagee?
    December tops the wettest month list with 177 mm of rainfall.
  • Which is the driest month in Portmagee?
    May is the driest month with 97 mm of precipitation.
  • Which is the sunniest month in Portmagee?
    May is the sunniest month with an average of 180 hours of sunshine.

  • No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.

    Forecast for Portmagee

    Sat   Dec 14
    12°C | 7°C
    W 29 km/h
    overcast and no rain

    overcast and no rain

    Sun   Dec 15
    12°C | 11°C
    SW 32 km/h
    0.8 mm
    overcast and slight rain

    overcast and slight rain

    Mon   Dec 16
    12°C | 11°C
    SW 32 km/h
    0.6 mm
    partly cloudy and  chance of slight rain

    partly cloudy and chance of slight rain