Generally the weather in Lviv in May is 11. You can expect highs around 18 and lows around 8. The table below has some further insights:
| Month | Degrees Celsius |
|---|---|
| Temperature | 11 |
| High Temperature | 18 |
| Low Temperature | 8 |
| Sunshine Per Day | 8 |
Useful Links: Lviv Weather: Average Weather & Yearly Climate