Typically the average temperate in Bahia Blanca in the time of September is 11. Through the month the highs are about 20 with lows of 6. Our table below has the full details:
| Month | Degrees Celsius |
|---|---|
| Temperature | 11 |
| High Temperature | 20 |
| Low Temperature | 6 |
| Sunshine Per Day | 7 |
Useful Links: Bahia Blanca Weather: Average Weather & Yearly Climate