Belfast International Airport (BFS) 15 Day Weather Forecast, Belfast United Kingdom
Current weather conditions and 15 day weather forecast for Belfast International Airport in Belfast, United Kingdom including weather daily high/low temperature, warnings, chance of precipitation, pressure, humidity/wind chill, rain, wind speed, cloud, pressure, and UV index.
Current weather conditions at BFS
| 14 September 2026 Mon 13.6 ° C ( 56.6°F )  Fog |
Feels Like : 12.6 ° C / 54.7°F Humidity : % 98 Pressure : 1017 mb Wind Speed : 11.2 kmph / 6.9 miles from S 
Visibility : 0 km Precipitation (rainfall) : 0 mm Cloud (%) : 100 |
15-day weather forecast for Belfast International Airport, Belfast, United Kingdom
| Date | Weather forecast | Low temperature | High temperature | Average Temperature | Humidity | Wind | Chance of rain |
|---|---|---|---|---|---|---|---|
| 14 September 2026 Mon |  Partly Cloudy |
13.1 ° C | 18.6 ° C | 15.2 ° C | % 94 | 21.6 km/h | 86% |
| 15 September 2026 Tue |  Patchy rain nearby |
10.2 ° C | 15 ° C | 12.3 ° C | % 91 | 23 km/h | 79% |
| 16 September 2026 Wed | Patchy rain nearby |
10.8 ° C | 15 ° C | 12.4 ° C | % 79 | 23.4 km/h | 66% |
| 17 September 2026 Thu | Patchy rain nearby |
8.7 ° C | 12.8 ° C | 10.9 ° C | % 88 | 25.2 km/h | 81% |
| 18 September 2026 Fri | Patchy rain nearby |
8.2 ° C | 14.8 ° C | 11.3 ° C | % 88 | 20.9 km/h | 62% |
| 19 September 2026 Sat | Patchy rain nearby |
10.2 ° C | 14.5 ° C | 12.3 ° C | % 80 | 23.8 km/h | 40% |
| 20 September 2026 Sun |  Mist |
7.8 ° C | 14.2 ° C | 10.3 ° C | % 84 | 14.4 km/h | 64% |
| 21 September 2026 Mon | Patchy rain nearby |
11.7 ° C | 17.1 ° C | 14.9 ° C | % 91 | 27.7 km/h | 78% |
| 22 September 2026 Tue |  Overcast |
8.8 ° C | 14.4 ° C | 11.5 ° C | % 76 | 23 km/h | 19% |
| 23 September 2026 Wed | Overcast |
7.4 ° C | 14.6 ° C | 10.9 ° C | % 87 | 8.6 km/h | 23% |
| 24 September 2026 Thu | Mist |
12 ° C | 18.8 ° C | 14.6 ° C | % 88 | 7.6 km/h | 18% |
| 25 September 2026 Fri |  Sunny |
11.5 ° C | 19.1 ° C | 14.4 ° C | % 86 | 14.4 km/h | 12% |
| 26 September 2026 Sat | Sunny |
10.2 ° C | 16.4 ° C | 12.7 ° C | % 83 | 22 km/h | 14% |
| 27 September 2026 Sun | Sunny |
9.8 ° C | 17.1 ° C | 13.1 ° C | % 85 | 17.6 km/h | 43% |
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