Siesta Key, FL 14 Day Weather - WeatherWorld.com
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Siesta Key, FL Weather Forecast


Siesta Key, FL Weather Forecast Dated: 1136 AM Sat Sep 12 2026
Expect a very warm period with a mix of sun and clouds and occasional showers over the coming period. generally humid conditions and no major pressure swings will dominate. Isolated storms at times.
Saturday, September 12, 2026
Mid-Morning
81°F 27°C
Overcast
Mid-Afternoon
91°F 33°C
Cloudy
Early-Evening
87°F 31°C
Light Showers
Sizzling hot near 91°F 33°C with a heat index reaching 104°F 40°C, drier conditions through late afternoon before showers move in, with lower humidity and steady pressure. Winds turning from the SE to the NW at 7 mph 11 km/h.
Sunday, September 13, 2026
Mid-Morning
83°F 28°C
Scattered Showers
Mid-Afternoon
89°F 31°C
Overcast
Early-Evening
87°F 30°C
Scattered Showers
Quite warm reaching 89°F 31°C, feeling like 96°F 36°C during peak afternoon, scattered downpours possible, with steady humidity and steady pressure.
Monday, September 14, 2026
Mid-Morning
80°F 27°C
Sunny
Mid-Afternoon
86°F 30°C
Overcast
Early-Evening
86°F 30°C
Overcast
Very warm near 86°F 30°C, though humidity makes it feel like 93°F 34°C, sunny in the morning, overcast in the afternoon, and cloudy this evening, with lower humidity and steady pressure. Winds switching from the ESE to the NW at 8 mph 12 km/h.
Tuesday, September 15, 2026
Mid-Morning
82°F 28°C
Sunny
Mid-Afternoon
92°F 33°C
Light Showers
Early-Evening
85°F 29°C
Scattered Showers
Sizzling hot near 92°F 33°C with a heat index reaching 99°F 37°C, periods of heavy rain and gusty conditions, with steady humidity and steady pressure. Winds moving from the ESE to the ENE at 11 mph 17 km/h.
Wednesday, September 16, 2026
Mid-Morning
80°F 27°C
Sunny
Mid-Afternoon
90°F 32°C
Overcast
Early-Evening
83°F 28°C
Scattered Showers
Hot and sweltering around 90°F 32°C (heat index 95°F 35°C), scattered downpours possible, with lower humidity and steady pressure. Winds swinging from the NE to the ENE at 17 mph 27 km/h. Gusts up to 22 mph 35 km/h.
Thursday, September 17, 2026
Mid-Morning
78°F 26°C
Cloudy
Mid-Afternoon
87°F 31°C
Light Showers
Early-Evening
84°F 30°C
Nearby Thunderstorms
Very warm near 87°F 31°C, though humidity makes it feel like 92°F 33°C, locally heavy downpours at times, with lower humidity and steady pressure. Winds shifting from the NE to the E at 6 mph 9 km/h.
Friday, September 18, 2026
Mid-Morning
79°F 26°C
Overcast
Mid-Afternoon
86°F 30°C
Overcast
Early-Evening
87°F 30°C
Overcast
Warm and summery around 86°F 30°C (feels like 91°F 33°C), overcast throughout the day, with lower humidity and steady pressure. Winds turning from the E to the ENE at 5 mph 8 km/h.
Saturday, September 19, 2026
Mid-Morning
80°F 27°C
Sunny
Mid-Afternoon
84°F 29°C
Partly Cloudy
Early-Evening
85°F 29°C
Sunny
Quite warm reaching 84°F 29°C, feeling like 90°F 32°C during peak afternoon, sunny in the morning, cloudy in the afternoon, and partly cloudy this evening, with lower humidity and steady pressure. Winds switching from the SE to the WSW at 5 mph 7 km/h.
Sunday, September 20, 2026
Mid-Morning
81°F 27°C
Sunny
Mid-Afternoon
85°F 30°C
Partly Cloudy
Early-Evening
85°F 29°C
Sunny
Very warm near 85°F 30°C, though humidity makes it feel like 92°F 33°C, sunny in the morning, cloudy in the afternoon, and partly cloudy this evening, with steady humidity and steady pressure.
Monday, September 21, 2026
Mid-Morning
80°F 27°C
Sunny
Mid-Afternoon
91°F 33°C
Sunny
Early-Evening
88°F 31°C
Scattered Showers
Sizzling hot near 91°F 33°C with a heat index reaching 98°F 37°C, periods of heavy rain and gusty conditions, with lower humidity and steady pressure.
Tuesday, September 22, 2026
Mid-Morning
81°F 27°C
Sunny
Mid-Afternoon
89°F 32°C
Sunny
Early-Evening
86°F 30°C
Sunny
Quite warm reaching 89°F 32°C, feeling like 95°F 35°C during peak afternoon, sunny throughout the day, with lower humidity and steady pressure. Winds moving from the NE to the NW at 13 mph 21 km/h.
Wednesday, September 23, 2026
Mid-Morning
83°F 28°C
Sunny
Mid-Afternoon
86°F 30°C
Sunny
Early-Evening
85°F 30°C
Sunny
Very warm near 86°F 30°C, though humidity makes it feel like 93°F 34°C, sunny throughout the day, with steady humidity and steady pressure. Winds swinging from the ESE to the NNW at 11 mph 17 km/h.
Thursday, September 24, 2026
Mid-Morning
80°F 26°C
Sunny
Mid-Afternoon
88°F 31°C
Overcast
Early-Evening
86°F 30°C
Overcast
Warm and summery around 88°F 31°C (feels like 94°F 35°C), sunny in the morning, cloudy in the afternoon, and overcast this evening, with lower humidity and steady pressure. Winds shifting from the ENE to the WSW at 9 mph 13 km/h.
Friday, September 25, 2026
Mid-Morning
77°F 25°C
Sunny
Mid-Afternoon
88°F 31°C
Sunny
Early-Evening
85°F 29°C
Sunny
Quite warm reaching 88°F 31°C, feeling like 91°F 33°C during peak afternoon, sunny throughout the day, with lower humidity and steady pressure. Winds blowing from the ENE at 14 mph 23 km/h. Gusts up to 22 mph 36 km/h.
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