Average annual temperature is 10.8 °C
Absolute maximum temperature: 25.6 °C
Absolute minimum temperature: -3.3 °C
Number of sunny days: 76
Number of rainy days: 286
Number of snow days: 3
Average annual precipitation: 1269 mm
Look at detailed online map of Belfast
* Weather data for Belfast United Kingdom is based on climate observations for 2023 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 12.8 | 12.5 | 15 | 16.2 | 20 | 25.6 | 21 | 22.2 | 24.9 | 21.1 | 13.9 | 12.8 |
| Average daytime temperature (°C) | 8.1 | 9.8 | 9.7 | 11.9 | 16 | 20.2 | 17.7 | 18.6 | 18.1 | 14.3 | 9.9 | 9.2 |
| Average temperature (°C) | 6.1 | 7.7 | 6.7 | 8.7 | 12.2 | 16.4 | 14.7 | 15.4 | 14.8 | 11.8 | 7.4 | 7.3 |
| Average night temperature (°C) | 3.8 | 5.1 | 3.8 | 5.4 | 8.2 | 12.4 | 11.9 | 12.3 | 11.3 | 9.4 | 4.7 | 5.4 |
| Absolute minimum temperature (°C) | -2 | -0.4 | -3.3 | -0.2 | 2.9 | 7.3 | 8.8 | 8.3 | 4.8 | 3 | -0.2 | -3.1 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 8.8 | 10.7 | 13 | 15.1 | 16.9 | 17.3 | 17.2 | 15.9 | 13.8 | 11.6 | 9.4 | 7.7 |
| Daylight mean duration (h) | 8 | 9.7 | 11.9 | 14.1 | 16.1 | 17.2 | 16.7 | 14.9 | 12.7 | 10.5 | 8.5 | 7.4 |
| Daylight minimum duration (h) | 7.4 | 8.8 | 10.8 | 13.1 | 15.2 | 16.9 | 15.9 | 13.9 | 11.7 | 9.5 | 7.7 | 7.3 |
| Sunshine mean duration (h) | 4.6 | 4.6 | 6.1 | 8.6 | 10.4 | 12.3 | 9.6 | 10.2 | 7.9 | 5.6 | 5.2 | 3.1 |
| Precipitation (mm) | 58 | 23 | 117 | 109 | 75 | 94 | 162 | 114 | 136 | 129 | 74 | 177 |
| Sunny days | 8 | 10 | 2 | 5 | 12 | 13 | 1 | 6 | 5 | 10 | 4 | |
| Rainy days | 22 | 18 | 27 | 25 | 19 | 17 | 30 | 31 | 24 | 26 | 20 | 27 |
| Snow days | 1 | 2 |
The best time to visit Belfast during the most sunny months:
Months with the longest average daylight duration in Belfast:
The largest precipitation sum in Belfast is at