Generally, average temperature in Bulgaria through the whole of March is 6 with usual highs being around 13 and average daily low being 3. See our table below for a full breakdown:
| Month | Degrees Celsius |
|---|---|
| Temperature | 6 |
| High Temperature | 13 |
| Low Temperature | 3 |
| Sunshine Per Day | 6 |
Useful Links: Bulgaria Weather: Average Weather & Yearly Climate