Current conditions and the National Weather Service 7-day forecast for Key Biscayne, Florida — temperature, rain chance, wind, radar and active alerts.
Wednesday Sep 16: a high near 88°F and a low around 82°F. The wettest day looks like Wednesday Sep 16, near 0.31 in. Highs over the period run 87°F to 88°F.
| Day | High | Low | Precip |
|---|---|---|---|
| Wednesday Sep 16 | 88° | 82° | 0.31 in |
| Thursday Sep 17 | 87° | 80° | 0.18 in |
| Friday Sep 18 | 87° | 80° | 0.28 in |
| Saturday Sep 19 | 87° | 79° | 0.07 in |
| Sunday Sep 20 | 87° | 80° | — |
| Monday Sep 21 | 87° | 81° | — |
| Tuesday Sep 22 | 88° | — | — |