Belfast Weather & Climate: Best Time to Visit

Average temperatures, rainfall, sunshine and the best time to visit Belfast.

Full Climate overview Temperature Rainfall
Current conditions Belfast –  

Climate overview of Belfast

With consistently stable weather, Belfast, Mpumalanga, South Africa, sees little seasonal temperature change. Daytime highs average 22°C (72°F), ranging from 25°C (77°F) in February to 18°C (64°F) in July.

Annual rainfall is moderate at around 885 mm (35 in), with December being the wettest month. The city also has a distinct dry season from May to September.

Belfast Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in Belfast - and find the best time to visit.

Monthly Temperature in Belfast

The climate in Belfast remains fairly constant, offering comfortable temperatures throughout the year. Average daytime temperatures reach a comfortable 25°C (77°F) in February. In July, the coolest month of the year, temperatures drop to a moderate 18°C (64°F).

At night, temperatures range from around 14°C (57°F) in February to 3°C (37°F) in July.

Check out our detailed temperature page for more information.

Temperature ranges by month

Rainfall in Belfast

Generally, Belfast experiences moderate precipitation patterns, averaging 885 mm (35 in) yearly. Belfast can be quite wet during December, receiving approximately 165 mm (6.5 in) of precipitation over 13 rainy days.

In contrast, during the driest month (June), you will experience much drier conditions, with 6.2 mm (0.2 in) of precipitation spread across 2 rainy days. For more details, please visit our Belfast Precipitation page.

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

Best Time to Visit Belfast

For comfortable weather, consider visiting Belfast in April, May, June, July, August, September and October. Conditions are usually least favourable in January, February, March, November and December.

Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.

  • Best overall: April, May, June, July, August, September and October
  • Warmest weather: January, February, March, September, October, November and December
  • Fewest rainy days: May, June, July and August
  • Wettest months: January, February, March, October, November and December, when rainfall is highest.
  • Seasonal pattern: A distinct dry season from May to September

Frequently asked questions about the climate in Belfast

What is the best time to visit Belfast?

April, May, June, July, August, September and October typically offer the most optimal weather in Belfast. In contrast, January, February, March, November and December tend to have less optimal conditions. Belfast has a distinct dry season from May to September.

What temperatures can I expect in Belfast?

Daytime highs range from 18°C (64°F) in July to 25°C (77°F) in February. Nighttime lows range from 3°C (37°F) to 14°C (57°F). Temperatures stay relatively stable year-round.

How much rain does Belfast get?

Annual rainfall is around 885 mm (35 in). December is the wettest month with 165 mm (6.5 in), while June is the driest with 6.2 mm (0.2 in).

Belfast 3-Day Forecast

Belfast on the map

Belfast is highlighted - select any city to see its climate.

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