| Dydd Mercher Medi 17 |
Dydd Iau Medi 18 |
Dydd Gwener Medi 19 |
Dydd Sadwrn Medi 20 |
Dydd Sul Medi 21 |
|
|---|---|---|---|---|---|
| amodau |  |
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 |
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| Patchy rain nearby | Patchy rain nearby | Sunny | Moderate rain | Patchy rain nearby | |
| uchel | 17°C/63°F | 20°C/68°F | 20°C/68°F | 16°C/60°F | 15°C/59°F |
| isel | 13°C/56°F | 16°C/60°F | 14°C/57°F | 11°C/52°F | 10°C/50°F |
| Gwynt | SW 23 mph/37 kmh | SSW 19 mph/31 kmh | S 13 mph/21 kmh | SSW 21 mph/34 kmh | SSE 18 mph/29 kmh |
| glaw | 4mm | 0.2mm | 0mm | 6.8mm | 2.3mm |