WhereItsSunny

Climate of Belfast, Belfast, United Kingdom

Point-value climate at Belfast (Belfast, United Kingdom). Population approximately 450,406.

Located in Belfast, United Kingdom, Belfast has a seasonal climate. Population approximately 450,406. Monthly average temperatures range from 4.1°C / 39.4°F in January to 16.3°C / 61.3°F in July, with rainfall varying from 54 mm / 2.1 in (May) to 83 mm / 3.3 in (October) — about 816 mm / 32.1 in across the year. These are point-value climate normals sampled at Belfast's coordinates — often quite different from the surrounding region's area-weighted average.

Best time to visit Belfast →

Sunny & HotSunny & WarmSunny & MildTropicalSnowy
MonthTemperatureRainfallMatches
January4.1°C39.4°F82 mm3.2″
February4.7°C40.5°F57 mm2.2″
March6.5°C43.7°F65 mm2.6″
April8.6°C47.5°F56 mm2.2″
May11.7°C53.1°F54 mm2.1″
June14.4°C57.9°F57 mm2.2″
July16.3°C61.3°F60 mm2.4″
August15.7°C60.3°F74 mm2.9″
September13.1°C55.6°F75 mm3″
October10°C50°F83 mm3.3″
November6.5°C43.7°F76 mm3″
December4.7°C40.5°F77 mm3″

Frequently asked questions

What is the best time to visit Belfast?

Belfast does not have a clearly "sunny" season by our profile cutoffs — see the "warmest and driest months" fallback for the closest picks. Belfast's warmest month is July at an average of 16.3°C / 61.3°F, and its driest month is May with about 54 mm / 2.1 in of rain.

What is the climate of Belfast?

Belfast, in Belfast, United Kingdom, has monthly average temperatures ranging from 4.1°C / 39.4°F in January to 16.3°C / 61.3°F in July. Annual rainfall is approximately 816 mm / 32.1 in, with the wettest month being October (83 mm / 3.3 in) and the driest May (54 mm / 2.1 in).

What is the average temperature in Belfast in July?

The average temperature in Belfast in July is 16.3°C / 61.3°F, with rainfall of about 60 mm / 2.4 in — the warmest month of the year.

When is the driest month in Belfast?

The driest month in Belfast is May, with about 54 mm / 2.1 in of average monthly rainfall. Average temperature that month is 11.7°C / 53.1°F.

When is the wettest month in Belfast?

The wettest month in Belfast is October, with approximately 83 mm / 3.3 in of average monthly rainfall.