IrelandCountries Ireland Dublin County Portmarnock
IrelandIreland Dublin County Portmarnock
Portmarnock
Weather averages
ClimateForecastNovemberDecember >>

Portmarnock Climate by Month

The graphs below provide an overview of the climate in Portmarnock (Dublin County), Ireland. They present long-term patterns and averages of weather conditions over a 30-year period.

Average day and night temperature

The mean minimum and maximum temperatures over the year.

Monthly hours of sunshine

The average monthly total hours of sunshine over the year
* Data from: Dublin, Ireland (7 KM, 4 Miles).

Daily percent of sunshine

The mean percent of hours of sunhours during the day over the year
* Data from: Dublin, Ireland (7 KM, 4 Miles).

Average water temperature

The mean water temperature over the year.
* Data from: Dublin, Ireland (7 KM, 4 Miles).

Monthly precipitation

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

Monthly rainy days

The average number of days each month with rain, snow, hail etc.

Average humidity

The mean monthly relative humidity over the year
* Data from: Dublin, Ireland (7 KM, 4 Miles).

Average wind speed

The mean monthly wind speed over the year (in meters per second)
* Data from: Dublin, Ireland (7 KM, 4 Miles).

Forecast for Portmarnock

Sat   Nov 16
12°C | 6°C
W 18 km/h
broken clouds and no rain

broken clouds and no rain

hourly forecast
Sun   Nov 17
9°C | 4°C
W 18 km/h
2.7 mm
broken clouds and rain

broken clouds and rain

hourly forecast
Mon   Nov 18
9°C | 4°C
SE 22 km/h
28 mm
overcast and heavy rain

overcast and heavy rain

hourly forecast
5-Day Forecast 10-Day Forecast

The best time of year to visit Portmarnock in Ireland

Other facts from our historical weather data:

  • Which is the warmest month in Portmarnock?
    July has an average maximum temperature of 19°C and is the warmest month of the year.
  • Which is the coldest month in Portmarnock?
    The coldest month is February with an average maximum temperature of 10°C.
  • Which is the wettest month in Portmarnock?
    November tops the wettest month list with 98 mm of rainfall.
  • Which is the driest month in Portmarnock?
    March is the driest month with 64 mm of precipitation.
  • Which is the sunniest month in Portmarnock?
    May is the sunniest month with an average of 188 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.

     

     


    Travel Inspiration