Average temperature within Cleveland throughout the month of May is 12. Average highs are typically 20 with low average temperatures being 8 degrees celsius. We have put some more info below:
| Month | Degrees Celsius |
|---|---|
| Temperature | 12 |
| High Temperature | 20 |
| Low Temperature | 8 |
| Sunshine Per Day | 9 |
Useful Links: Cleveland Weather: Average Weather & Yearly Climate