ClimateForecastDecemberJanuary >>

Fahan Climate by Month

The weather in Fahan sees moderate temperature fluctuations over the course of a year. Temperatures can be pleasant at the high end to roughly cold at the low end. It also has a relatively rainy climate with high levels of precipitation. Let’s explore the climate details in depth to provide you with a complete overview.

Average day and night temperature

In Fahan, seasonal changes bring about a moderate variation in temperatures. On average, daytime temperatures range from a pleasant 19°C in July to a chilly 9°C in January. Nighttime temperatures can drop, with averages reaching 4°C in January.

The mean minimum and maximum temperatures throughout the year

Precipitation and rainy days

Fahan experiences significant rainfall throughout the year, averaging 1198 mm of precipitation annually. The wettest period in Fahan occurs in August, which receives around 111 mm of precipitation. During the driest month, March, Fahan experiences moderate rainfall, totaling approximately 89 mm. The consistent precipitation levels throughout the year contribute to a relatively stable climate.

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

Sunshine over the year

In Fahan, summer days are longer and more sunny, with daily sunshine hours peaking at 6.8 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: Derry, Ireland (14 KM, 9 Miles).

Daily hours of sunshine

Data from: Derry, Ireland (14 KM, 9 Miles).

The best time of year to visit Fahan in Ireland

Other facts from our historical weather data:
  • Which is the warmest month in Fahan?
    July has an average maximum temperature of 19°C and is the warmest month of the year.
  • Which is the coldest month in Fahan?
    The coldest month is January with an average maximum temperature of 9°C.
  • Which is the wettest month in Fahan?
    August tops the wettest month list with 111 mm of rainfall.
  • Which is the driest month in Fahan?
    March is the driest month with 89 mm of precipitation.
  • Which is the sunniest month in Fahan?
    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.

    Forecast for Fahan

    Thu   Dec 12
    4°C | -2°C
    E 7 km/h
    broken clouds and no rain

    broken clouds and no rain

    Fri   Dec 13
    5°C | -2°C
    S 7 km/h
    broken clouds and no rain

    broken clouds and no rain

    Sat   Dec 14
    11°C | 1°C
    W 11 km/h
    1.7 mm
    overcast and slight rain

    overcast and slight rain