Weather forecast in Siesta Key (FL)

This data display current weather and forecast for the coming days in Siesta Key. In addition to temperature, wind, humidity and pressure, we include data on the probability of precipitation so you can have all the information about your destination before your trip.

Siesta Key current temperature and weather

September 12, 2025

Night
77°F Feels like: 82.2°F	Cloudy
	Wind: 10.5 mph (16.9 Km/h) E Pressure: 29.98 inHg (1015 hPa) Humidity: 92%	Precip. prob.: 0% Visibility: 6 mi (10 km) UV index: 0
Morning
77°F Feels like: 81.9°F	Overcast
	Wind: 9.2 mph (14.8 Km/h) NE Pressure: 30.01 inHg (1016 hPa) Humidity: 91%	Precip. prob.: 0% Visibility: 6 mi (10 km) UV index: 1
Day
73.4°F Feels like: 77.7°F	Mist
	Wind: 8.3 mph (13.3 Km/h) N Pressure: 30.02 inHg (1017 hPa) Humidity: 96%	Precip. prob.: 0% Visibility: 6 mi (10 km) UV index: 7.9
Evening
74.1°F Feels like: 78.3°F	Overcast
	Wind: 11.4 mph (18.4 Km/h) NE Pressure: 29.98 inHg (1015 hPa) Humidity: 91%	Precip. prob.: 0% Visibility: 3 mi (5 km) UV index: 0

Marine weather forecast Siesta Key

The graphs show wave heights and directions, as well as wind speed and direction in Siesta Key for the coming days. Click on the sea state chart for more details

In order for you to be able to estimate what the weather is like in Siesta Key throughout the year, we provide monthly data for the last few years. Select the month you are interested in.

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Our report for Siesta Key is compiled using satellite data together with in-situ observations to get the most reliable daily data of sea surface temperatures, surf forecasts, current temperatures and weather forecasts.