Will it rain in Siesta Key on Sunday, October 18, 2026?

Most likely not: the chance of rain is 1%.

What will the temperature be in Siesta Key on Sunday, October 18, 2026?

A high of 26°C and a low of 16°C are expected. Conditions: overcast.

What time are sunrise and sunset in Siesta Key on October 18, 2026?

Sunrise is at 07:31 and sunset at 18:58 (local time); day length 11 h 27 min.

How reliable is this forecast?

Forecasts for the first 3 days are usually highly accurate; this page is updated about every 30 minutes.

Weather · Florida

Siesta Key Weather Tomorrow

Siesta Key · Sunday, October 18 2026

26°16°

Overcast

High 26°, low 16°

Chance of rain: 1%; No rain
Wind: 23 km/h; northeast
UV index: 7; High
Sunrise: 07:31; Sunset 18:58
Day length: 11 h 27 min
Moon: First quarter; 51% illuminated

Updated: 3 h ago · Source: Open-Meteo

Forecast for Siesta Key on Sunday, October 18, 2026: overcast, with a high of 26°C and a low of 16°C. No significant rain is expected (1% chance). Wind from the northeast at up to 23 km/h. Sunrise is at 07:31 and sunset at 18:58; day length 11 h 27 min. 2° cooler than the previous day. Temperatures are close to the 7-day average. The best time to be outdoors looks like 08:00–21:00.

What to wear and what to watch out for

Mild weather: light clothing is enough.
High UV index (7): sunscreen, a hat and sunglasses are recommended.
A good day for outdoor activities.

Tomorrow will be 2° cooler than today.

Sunday, October 18: hour by hour

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Weather nearby on October 18

Frequently asked questions

Will it rain in Siesta Key on Sunday, October 18, 2026?: Most likely not: the chance of rain is 1%.
What will the temperature be in Siesta Key on Sunday, October 18, 2026?: A high of 26°C and a low of 16°C are expected. Conditions: overcast.
What time are sunrise and sunset in Siesta Key on October 18, 2026?: Sunrise is at 07:31 and sunset at 18:58 (local time); day length 11 h 27 min.
How reliable is this forecast?: Forecasts for the first 3 days are usually highly accurate; this page is updated about every 30 minutes.