Average temperatures in Swansea during July is 15 with a general average high of 19 and lows around 14. See our table below for a full breakdown:
| Month | Degrees Celsius |
|---|---|
| Temperature | 15 |
| High Temperature | 19 |
| Low Temperature | 14 |
| Sunshine Per Day | 8 |
Useful Links: Swansea Weather: Average Weather & Yearly Climate