Frequently the weather in Mumbles during the month of June is 12 with usual highs being around 17 and lows around 11. Our table below has the full details:
| Month | Degrees Celsius |
|---|---|
| Temperature | 12 |
| High Temperature | 17 |
| Low Temperature | 11 |
| Sunshine Per Day | 8 |
Useful Links: Mumbles Weather: Average Weather & Yearly Climate