The weather in Key West in March is hot. The average temperatures are between 22°C and 23°C.
You can expect a few rainy days in Key West during March, but usually the weather is comfortable in March.
Our weather forecast can give you a great sense of what weather to expect in Key West in March 2025.
If you’re planning to visit Key West in the near future, we highly recommend that you review the 14 day weather forecast for Key West before you arrive.
Temperatures
23° / 22°
Rainy Days
1
Snowy Days
0
Dry Days
30
Rainfall
36
mm
Sun Hours
11.3
Hrs
