Normally, average daily temperatures in Bologna throughout the time of May is 15 with a typical high being 22 and lows being 12. The table below has further info:
| Month | Degrees Celsius |
|---|---|
| Temperature | 15 |
| High Temperature | 22 |
| Low Temperature | 12 |
| Sunshine Per Day | 8 |
Useful Links: Bologna Weather: Average Weather & Yearly Climate