More often than not the weather in Sofia right through the month of September is 15 with a high of 23 and low being 11 degrees celsius. We have put some more detail below here:
| Month | Degrees Celsius |
|---|---|
| Temperature | 15 |
| High Temperature | 23 |
| Low Temperature | 11 |
| Sunshine Per Day | 8 |
Useful Links: Sofia Weather: Average Weather & Yearly Climate