ClimateForecastDecemberJanuary >>

Coleraine Climate by Month

The temperature in Coleraine varies moderately throughout the year. The temperatures shift from mild to cold. It also has a notably wet climate with much precipitation. Let’s explore the climate details in depth to provide you with a complete overview.

Average day and night temperature

The weather in Coleraine changes moderately throughout the year, offering enough variation to appreciate each season. Average daytime temperatures range from a moderate 17°C in August, the warmest time of the year, to a chilly 9°C during cooler months like February. At night, temperatures typically average around 4°C during these months.

The mean minimum and maximum temperatures throughout the year

Precipitation and rainy days

Coleraine has a relatively rainy climate with high precipitation levels, averaging 1283 mm of rainfall annually. While rainfall varies throughout the year, each season offers its own charm. November brings wetter days averaging 134 mm of precipitation, spread over 22 rainy days. In contrast, May experiences a drier climate, with about 80 mm of rainfall spread across 17 rainy days.

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

Sunshine over the year

Seasonal changes in sunshine hours are quite dramatic in Coleraine. While May receives considerable daily sunshine with up to 6.8 hours, December marks the darkest time of the year, where sunshine is scarce with only 1.3 hours of sunlight per day.

Monthly hours of sunshine

Data from: Derry, Ireland (43 KM, 26 Miles).

Daily hours of sunshine

Data from: Derry, Ireland (43 KM, 26 Miles).

The best time of year to visit Coleraine in the United Kingdom

Other facts from our historical weather data:
  • Which is the warmest month in Coleraine?
    August has an average maximum temperature of 17°C and is the warmest month of the year.
  • Which is the coldest month in Coleraine?
    The coldest month is February with an average maximum temperature of 9°C.
  • Which is the wettest month in Coleraine?
    November tops the wettest month list with 134 mm of rainfall.
  • Which is the driest month in Coleraine?
    May is the driest month with 80 mm of precipitation.
  • Which is the sunniest month in Coleraine?
    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 Coleraine

    Tue   Dec 03
    6°C | 0°C
    S 25 km/h
    4.5 mm
    broken clouds and rain

    broken clouds and rain

    Wed   Dec 04
    11°C | 1°C
    S 40 km/h
    3.1 mm
    overcast and rain

    overcast and rain

    Thu   Dec 05
    11°C | 4°C
    W 40 km/h
    7.9 mm
    broken clouds and rain

    broken clouds and rain