Belfast

What is the climate like in Belfast?

Belfast is warmest in July, when daily highs average 77°F (25°C), and coolest in January, when lows fall to about 18°F (-8°C). The wettest month is typically December and the driest is September; the year sees roughly 46 in of precipitation.

• Warmest monthJuly — average high 77°F (25°C)
• Coolest monthJanuary — average low 18°F (-8°C)
• Wettest monthDecember (5.3 in)
• Driest monthSeptember (3.1 in)
• Annual precipitation46 in