Belfast Weather and Climate: A Comprehensive Guide
Belfast maintains a fairly consistent warm average temperature.
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 maximum day and minimum night temperature
In Belfast temperatures are generally consistent throughout the year. On average, daytime temperatures range from a comfortable 30°C in August to a comfortable 27°C in February.
Nighttime temperatures can drop, with average lows reaching 24°C in February. Check out our detailed temperature page for more information.Temperature ranges by month
Precipitation and rainy days
Belfast experiences significant rainfall throughout the year, averaging 1303 mm of precipitation annually. The seasons in Belfast, bring significant changes in precipitation. The wettest month, October, receives heavy rainfall, with an average of 191 mm of precipitation. This rainfall is distributed across 16 rainy days. In contrast, the driest month, February, experiences much less rainfall, totaling 52 mm over 6 rainy days. These distinct seasonal differences provide diverse experiences throughout the year. For more details, please visit our Belfast Precipitation page.The mean monthly precipitation over the year, including rain, hail and snow
Sunshine over the year
The sunniest days in Belfast occur in July, with around 8.8 hours of daily sunshine. Even in October, the least sunny month, Belfast doesn't shy away from the sun, still enjoying a comfortable 7.5 hours of daily sunlight. Visit our detailed sunshine hours page for more information.Monthly hours of sunshine
Daily hours of sunshine
Average humidity
The relative humidity is high throughout the year in Belfast.
The city experiences its highest humidity in October, reaching 81%. In July, the humidity drops to its lowest level at 70%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
partly cloudy and chance of rain broken clouds and chance of rain partly cloudy and chance of rainForecast for Belfast
Select a Month of Interest
Check the conditions for any month of the year.
The best time of year to visit Belfast in Jamaica
Other facts from our historical weather data:Most rainfall (rainy season) is seen in September and October.
August has an average maximum temperature of 30°C and is the warmest month of the year.
The coldest month is February with an average maximum temperature of 27°C.
October tops the wettest month list with 191 mm of rainfall.
February is the driest month with 52 mm of precipitation.
July is the sunniest month with an average of 264 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.