Normally, the average daily temperature in Billings throughout May is 11. High temperatures are around 19 with low daily temperautes being 7 celsius. We have put some more information here:
| Month | Degrees Celsius |
|---|---|
| Temperature | 11 |
| High Temperature | 19 |
| Low Temperature | 7 |
Useful Links: Billings Weather: Average Weather & Yearly Climate