ClimateForecastDecemberJanuary >>

Belfast Climate by Month

Belfast has relatively stable weather with warm temperatures. It receives a reasonable amount of rainfall. Let’s explore the climate details in depth to provide you with a complete overview.

Average day and night temperature

The climate in Belfast remains fairly constant, offering comfortable temperatures throughout the year. Average daytime temperatures reach a comfortable 25°C in February. In July, the coolest month of the year, temperatures drop to a moderate 18°C. At night, expect cooler temperatures, averaging 3°C during this month.

The mean minimum and maximum temperatures throughout the year

Precipitation and rainy days

Generally, Belfast experiences moderate precipitation patterns, averaging 885 mm yearly. Belfast can be quite wet during December, receiving approximately 165 mm of precipitation over 13 rainy days.

In contrast June, experiences much drier conditions, with 6.2 mm of rainfall, spread across 2 rainy days.

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

The best time of year to visit Belfast in South Africa

During the months of January, February, March, April, May, August, September, October, November and December you are most likely to experience good weather with pleasant average temperatures that fall between 20°C and 26°C.

Other facts from our historical weather data:
  • Which months have the greatest rainfall in Belfast?
    Most rainfall (rainy season) is seen in January and December.
  • Does Belfast have a dry season?
    Yes, the months of May, June, July and August are very dry.
  • Which is the warmest month in Belfast?
    February has an average maximum temperature of 25°C and is the warmest month of the year.
  • Which is the coldest month in Belfast?
    The coldest month is July with an average maximum temperature of 18°C.
  • Which is the wettest month in Belfast?
    December tops the wettest month list with 165 mm of rainfall.
  • Which is the driest month in Belfast?
    June is the driest month with 6 mm of precipitation.

  • 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 Belfast

    Sat   Dec 14
    24°C | 14°C
    E 14 km/h
    broken clouds and no rain

    broken clouds and no rain

    Sun   Dec 15
    26°C | 13°C
    NW 14 km/h
    3.6 mm
    partly cloudy and thunder

    partly cloudy and thunder

    Mon   Dec 16
    27°C | 15°C
    N 11 km/h
    2.3 mm
    partly cloudy and  chance of slight rain

    partly cloudy and chance of slight rain