IrelandCountries Ireland Donegal County Letterkenny
IrelandIreland Donegal County Letterkenny
Letterkenny
Weather averages
ClimateForecastAprilMay >>

Climate in Letterkenny (Donegal County), Ireland

The graphs below show the monthly weather averages over the year.

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: Derry, Ireland (27 KM, 17 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.

Weather Forecasts for Letterkenny

Thu   Apr 25
10°C | 3°C
N 14 km/h
0.6 mm
broken clouds and chance of slight rain

broken clouds and chance of slight rain

hourly forecast
Fri   Apr 26
11°C | 1°C
N 14 km/h
0.9 mm
broken clouds and chance of rain

broken clouds and chance of rain

hourly forecast
Sat   Apr 27
11°C | 0°C
N 11 km/h
1.7 mm
broken clouds and rain

broken clouds and rain

hourly forecast
5-Day Forecast 10-Day Forecast

The best time of year to visit Letterkenny in Ireland

Other facts from our historical weather data:

  • Which is the warmest month in Letterkenny?
    July has an average maximum temperature of 19°C and is the warmest month of the year.
  • Which is the coldest month in Letterkenny?
    The coldest month is February with an average maximum temperature of 9°C.
  • Which is the wettest month in Letterkenny?
    December tops the wettest month list with 119 mm of rainfall.
  • Which is the driest month in Letterkenny?
    April is the driest month with 91 mm of precipitation.
  • Which is the sunniest month in Letterkenny?
    May is the sunniest month with an average of 203 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.

     

     

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