Normally the average daily weather in Florida Keys for the duration of March is 22. You can expect highs around 26 with low daily temperautes being 21. Our table below has the full details:
| Month | Degrees Celsius |
|---|---|
| Temperature | 22 |
| High Temperature | 26 |
| Low Temperature | 21 |
| Sunshine Per Day | 10 |
Useful Links: Florida Keys Weather: Average Weather & Yearly Climate