Llyn y fan fawr Weather Report
Below is our weather report and 5 day forecast for Llyn y fan fawr.
20°C
| Temperature | 20°C (feels like 18°C) |
| Weather | Light rain shower (day) |
| Chances of Rain | 43% |
| Wind Speed | 11 mph |
| Wind Gust | 20 mph |
| Wind Direction |  |
| Visibility | Good |
| Humidity | 83% | Max UV Index | 6 (High Exposure) |
Last Forecast Update: 21/06/2025 14:51:19
Llyn y fan fawr 5 Day Weather Forecast
Today
| Time | Weather | Temp | Feels | Wind Speed | Wind Gust | Visibility | Humidity | Max UV | Rain % |
|---|---|---|---|---|---|---|---|---|---|
| 12:00 |  Light rain shower (day) | 20°C | 18°C | 11mph (SSE) | 20mph | Good | 83% | 6 | 43% |
| 15:00 |  Sunny intervals | 21°C | 18°C | 18mph (SSE) | 20mph | Very Good | 81% | 4 | 9% |
| 18:00 |  Cloudy (Medium-Level) | 18°C | 16°C | 13mph (W) | 18mph | Moderate | 96% | 1 | 16% |
| 21:00 |  Mist | 13°C | 10°C | 16mph (WSW) | 20mph | Poor | 95% | 0 | 16% |
22 June 2025
| Time | Weather | Temp | Feels | Wind Speed | Wind Gust | Visibility | Humidity | Max UV | Rain % |
|---|---|---|---|---|---|---|---|---|---|
| 00:00 | Fog | 12°C | 9°C | 16mph (WSW) | 22mph | Very Poor | 99% | 0 | 17% |
| 03:00 | Cloudy (Medium-Level) | 12°C | 9°C | 18mph (WSW) | 22mph | Moderate | 99% | 0 | 9% |
| 06:00 | Light rain | 12°C | 9°C | 18mph (SW) | 25mph | Moderate | 99% | 1 | 75% |
| 09:00 | Cloudy (Medium-Level) | 13°C | 9°C | 20mph (SW) | 27mph | Moderate | 98% | 3 | 48% |
| 12:00 | Mist | 13°C | 9°C | 22mph (WSW) | 29mph | Poor | 92% | 5 | 19% |
| 15:00 | Light rain | 12°C | 8°C | 22mph (SW) | 31mph | Very Good | 92% | 2 | 81% |
| 18:00 |  Heavy rain | 11°C | 8°C | 25mph (WSW) | 31mph | Very Poor | 99% | 1 | 85% |
| 21:00 | Mist | 11°C | 7°C | 22mph (WSW) | 31mph | Poor | 99% | 0 | 47% |
23 June 2025
| Time | Weather | Temp | Feels | Wind Speed | Wind Gust | Visibility | Humidity | Max UV | Rain % |
|---|---|---|---|---|---|---|---|---|---|
| 00:00 | Fog | 11°C | 7°C | 22mph (W) | 31mph | Very Poor | 99% | 0 | 25% |
| 03:00 | Fog | 9°C | 5°C | 20mph (W) | 29mph | Very Poor | 98% | 0 | 21% |
| 06:00 | Cloudy (Medium-Level) | 8°C | 4°C | 18mph (W) | 27mph | Very Good | 97% | 1 | 6% |
| 09:00 | Cloudy (Medium-Level) | 10°C | 6°C | 20mph (W) | 29mph | Very Good | 81% | 4 | 12% |
| 12:00 |  Cloudy (Low-Level) | 12°C | 9°C | 18mph (W) | 29mph | Excellent | 69% | 5 | 9% |
| 15:00 | Cloudy (Medium-Level) | 13°C | 9°C | 18mph (W) | 29mph | Very Good | 70% | 4 | 5% |
| 18:00 | Cloudy (Medium-Level) | 12°C | 9°C | 16mph (WSW) | 27mph | Very Good | 79% | 1 | 5% |
| 21:00 | Cloudy (Medium-Level) | 10°C | 7°C | 16mph (SW) | 25mph | Very Good | 95% | 0 | 12% |
24 June 2025
| Time | Weather | Temp | Feels | Wind Speed | Wind Gust | Visibility | Humidity | Max UV | Rain % |
|---|---|---|---|---|---|---|---|---|---|
| 00:00 | Light rain | 10°C | 7°C | 16mph (SW) | 27mph | Moderate | 98% | 0 | 51% |
| 03:00 | Heavy rain | 11°C | 8°C | 18mph (SW) | 29mph | Poor | 99% | 0 | 79% |
| 06:00 | Heavy rain | 12°C | 9°C | 18mph (WSW) | 29mph | Moderate | 99% | 1 | 79% |
| 09:00 | Light rain | 13°C | 9°C | 20mph (WSW) | 31mph | Poor | 98% | 2 | 58% |
| 12:00 | Light rain shower (day) | 14°C | 10°C | 20mph (WSW) | 34mph | Moderate | 97% | 4 | 45% |
| 15:00 | Light rain shower (day) | 14°C | 11°C | 18mph (WSW) | 34mph | Good | 96% | 3 | 39% |
| 18:00 | Cloudy (Low-Level) | 13°C | 11°C | 16mph (WSW) | 29mph | Moderate | 97% | 1 | 22% |
| 21:00 | Cloudy (Low-Level) | 12°C | 9°C | 13mph (SW) | 25mph | Good | 98% | 0 | 19% |
25 June 2025
| Time | Weather | Temp | Feels | Wind Speed | Wind Gust | Visibility | Humidity | Max UV | Rain % |
|---|---|---|---|---|---|---|---|---|---|
| 00:00 | Cloudy (Low-Level) | 12°C | 9°C | 13mph (SW) | 22mph | Moderate | 99% | 0 | 20% |
| 03:00 | Mist | 11°C | 9°C | 11mph (SW) | 18mph | Poor | 99% | 0 | 25% |
| 06:00 | Light rain | 12°C | 10°C | 11mph (SW) | 18mph | Moderate | 98% | 1 | 45% |
| 09:00 | Cloudy (Low-Level) | 13°C | 12°C | 11mph (SSW) | 20mph | Good | 91% | 3 | 20% |
| 12:00 | Light rain | 15°C | 13°C | 13mph (SSW) | 25mph | Very Good | 84% | 5 | 45% |
| 15:00 | Cloudy (Medium-Level) | 15°C | 13°C | 13mph (SW) | 25mph | Very Good | 84% | 3 | 14% |
| 18:00 | Cloudy (Medium-Level) | 14°C | 12°C | 11mph (SW) | 22mph | Good | 92% | 1 | 21% |
| 21:00 | Light rain | 12°C | 10°C | 11mph (SW) | 20mph | Good | 97% | 0 | 50% |
Nearby Towns
Afan forest, Brecon beacons visitor centre, Carreg cennen, Clydach, Crai reservoir, Craig y nos country park, Dan yr ogof ski centre, Fan brycheiniog, Fan fawr, Fan frynych, Fan gyhirych, Fan llia, Fan nedd, Garreg lwyd, Garwnant cycle trail, Glanaman, Glasfynydd (usk reservoir), Glasfynydd family mountain bike route, Glyncorrwg mountain bike centre, Llanddeusant youth hostel, Llandovery, Llanwrtyd, Llwyn-y-celyn youth hostel, Llwynypia youth hostel, Llyn y fan fawr, Mynydd illtyd, Neath, Neath abbey, Pont nedd fechan (waterfalls), Pont-faen, Pontardawe, Sennybridge, Storey arms, Swansea city fc, Treherbert, Treorchy, Ystradfellte youth hostel, Ystradgynlais
Last Weather Update: 21/06/2025 14:51:19
