London Heathrow Airport (LHR) 15 Day Weather Forecast, London United Kingdom
Current weather conditions and 15 day weather forecast for London Heathrow Airport in London, 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 LHR
| 18 December 2025 Thu 11.2 ° C ( 52.2°F )  Patchy light rain |
Feels Like : 7.6 ° C / 45.7°F Humidity : % 87 Pressure : 1000 mb Wind Speed : 39.2 kmph / 24.4 miles from S 
Visibility : 6 km Precipitation (rainfall) : 1.89 mm Cloud (%) : 100 |
15-day weather forecast for London Heathrow Airport, London, United Kingdom
| Date | Weather forecast | Low temperature | High temperature | Average Temperature | Humidity | Wind | Chance of rain |
|---|---|---|---|---|---|---|---|
| 18 December 2025 Thu |  Heavy rain |
10 ° C | 11.9 ° C | 11 ° C | % 88 | 41.4 km/h | 100% |
| 19 December 2025 Fri |  Sunny |
5.9 ° C | 9.2 ° C | 7.2 ° C | % 78 | 19.4 km/h | 0% |
| 20 December 2025 Sat |  Partly Cloudy |
5.7 ° C | 8.9 ° C | 6.5 ° C | % 83 | 16.6 km/h | 0% |
| 21 December 2025 Sun |  Patchy rain nearby |
5.5 ° C | 9.7 ° C | 7.5 ° C | % 89 | 17.6 km/h | 85% |
| 22 December 2025 Mon | Patchy rain nearby |
6.4 ° C | 9.1 ° C | 7.8 ° C | % 89 | 19.4 km/h | 77% |
| 23 December 2025 Tue | Patchy rain nearby |
4.8 ° C | 7.2 ° C | 6.6 ° C | % 84 | 13.7 km/h | 58% |
| 24 December 2025 Wed | Patchy rain nearby |
5 ° C | 7.4 ° C | 6.5 ° C | % 90 | 16.2 km/h | 84% |
| 25 December 2025 Thu | Patchy rain nearby |
5.9 ° C | 9 ° C | 7.7 ° C | % 90 | 16.2 km/h | 86% |
| 26 December 2025 Fri |  Overcast |
5.1 ° C | 7.3 ° C | 6.6 ° C | % 88 | 13.3 km/h | 0% |
| 27 December 2025 Sat | Patchy rain nearby |
5.8 ° C | 7.3 ° C | 6.9 ° C | % 87 | 12.6 km/h | 83% |
| 28 December 2025 Sun | Partly Cloudy |
4.8 ° C | 7.6 ° C | 6.1 ° C | % 84 | 13 km/h | 0% |
| 29 December 2025 Mon | Partly Cloudy |
4.6 ° C | 6.7 ° C | 6 ° C | % 78 | 7.6 km/h | 0% |
| 30 December 2025 Tue | Patchy rain nearby |
3.6 ° C | 6.3 ° C | 4.9 ° C | % 82 | 16.6 km/h | 89% |
| 31 December 2025 Wed | Overcast |
4.1 ° C | 5 ° C | 4.7 ° C | % 71 | 16.9 km/h | 0% |
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