Annual Weather Averages in Belfast
Based on weather reports collected during 1992–2021.
All Year Climate & Weather Averages in Belfast
High Temp: 19 °C
Low Temp: 3 °C
Mean Temp: 10 °C
Precipitation: 59.9 mm
Humidity: 79%
Dew Point: 7 °C
Wind: 29 km/h
Pressure: 1013 mbar
Visibility: 10 km
一月 Climate & Weather Averages in Belfast
High Temp: 7 °C
Low Temp: 3 °C
Mean Temp: 5 °C
Precipitation: 73.7 mm
Humidity: 84%
Dew Point: 3 °C
Wind: 32 km/h
Pressure: 1011 mbar
Visibility: 10 km
二月 Climate & Weather Averages in Belfast
High Temp: 8 °C
Low Temp: 3 °C
Mean Temp: 6 °C
Precipitation: 65.6 mm
Humidity: 82%
Dew Point: 3 °C
Wind: 33 km/h
Pressure: 1012 mbar
Visibility: 10 km
三月 Climate & Weather Averages in Belfast
High Temp: 10 °C
Low Temp: 4 °C
Mean Temp: 7 °C
Precipitation: 48.3 mm
Humidity: 78%
Dew Point: 3 °C
Wind: 32 km/h
Pressure: 1014 mbar
Visibility: 10 km
四月 Climate & Weather Averages in Belfast
High Temp: 12 °C
Low Temp: 6 °C
Mean Temp: 9 °C
Precipitation: 40.5 mm
Humidity: 75%
Dew Point: 5 °C
Wind: 30 km/h
Pressure: 1014 mbar
Visibility: 10 km
五月 Climate & Weather Averages in Belfast
High Temp: 15 °C
Low Temp: 8 °C
Mean Temp: 11 °C
Precipitation: 46.9 mm
Humidity: 74%
Dew Point: 7 °C
Wind: 30 km/h
Pressure: 1015 mbar
Visibility: 10 km
六月 Climate & Weather Averages in Belfast
High Temp: 17 °C
Low Temp: 11 °C
Mean Temp: 14 °C
Precipitation: 51.5 mm
Humidity: 74%
Dew Point: 10 °C
Wind: 28 km/h
Pressure: 1015 mbar
Visibility: 10 km
七月 Climate & Weather Averages in Belfast
High Temp: 19 °C
Low Temp: 13 °C
Mean Temp: 16 °C
Precipitation: 53.5 mm
Humidity: 76%
Dew Point: 11 °C
Wind: 26 km/h
Pressure: 1014 mbar
Visibility: 10 km
八月 Climate & Weather Averages in Belfast
High Temp: 18 °C
Low Temp: 12 °C
Mean Temp: 15 °C
Precipitation: 62.7 mm
Humidity: 78%
Dew Point: 12 °C
Wind: 26 km/h
Pressure: 1013 mbar
Visibility: 10 km
九月 Climate & Weather Averages in Belfast
High Temp: 16 °C
Low Temp: 11 °C
Mean Temp: 14 °C
Precipitation: 57.8 mm
Humidity: 80%
Dew Point: 10 °C
Wind: 27 km/h
Pressure: 1014 mbar
Visibility: 10 km
十月 Climate & Weather Averages in Belfast
High Temp: 13 °C
Low Temp: 8 °C
Mean Temp: 11 °C
Precipitation: 77.1 mm
Humidity: 82%
Dew Point: 8 °C
Wind: 29 km/h
Pressure: 1011 mbar
Visibility: 10 km
十一月 Climate & Weather Averages in Belfast
High Temp: 10 °C
Low Temp: 6 °C
Mean Temp: 8 °C
Precipitation: 71.7 mm
Humidity: 84%
Dew Point: 5 °C
Wind: 29 km/h
Pressure: 1010 mbar
Visibility: 10 km
十二月 Climate & Weather Averages in Belfast
High Temp: 8 °C
Low Temp: 4 °C
Mean Temp: 6 °C
Precipitation: 70.1 mm
Humidity: 86%
Dew Point: 4 °C
Wind: 30 km/h
Pressure: 1010 mbar
Visibility: 10 km