St. Petersburg, Florida Weather:
Sunday, September 20, 2026
Sunny with a Chance of Thunderstorms
Day 88°
Night 77°
Precipitation 58 %
Wind 7 mph
UV Index (0 - 11+) 7
Weather Forecast History
Last Year's Weather on This Day (September 20, 2025)
Rainy Night

Day

90°

Night

77°

Wind

12 mph

Precipitation

80 %