You should expect the average temperature in Seaford throughout the time of September is 14 with a general average high of 18 and low around 13. The table below has some further insights:
| Month | Degrees Celsius |
|---|---|
| Temperature | 14 |
| High Temperature | 18 |
| Low Temperature | 13 |
| Sunshine Per Day | 7 |
Useful Links: Seaford Weather: Average Weather & Yearly Climate