Risca Climate: Weather by Month and Best Time to Visit
Best months for Risca: July, August, June, September.
Year at a glance
Weather by month
| Month | Avg high | Avg low | Rainfall | Rainy days | Humidity | Sunshine | Score |
|---|---|---|---|---|---|---|---|
| January | 8°C | 3°C | 76 mm | 14 | – | – | 5.0 |
| February | 8°C | 3°C | 60 mm | 11 | – | – | 5.4 |
| March | 10°C | 4°C | 60 mm | 11 | – | – | 5.7 |
| April | 13°C | 6°C | 64 mm | 11 | – | – | 6.1 |
| May | 16°C | 9°C | 67 mm | 12 | – | – | 6.5 |
| June | 18°C | 12°C | 64 mm | 11 | – | – | 7.1 |
| July | 20°C | 13°C | 63 mm | 11 | – | – | 7.3 |
| August | 20°C | 13°C | 74 mm | 11 | – | – | 7.3 |
| September | 18°C | 11°C | 63 mm | 10 | – | – | 7.0 |
| October | 14°C | 9°C | 88 mm | 13 | – | – | 6.0 |
| November | 11°C | 6°C | 84 mm | 13 | – | – | 5.5 |
| December | 8°C | 4°C | 86 mm | 13 | – | – | 5.1 |