December in Largo averages a daily high of 23.1°C with nights around 13.8°C. Expect roughly 7.1 wet days totalling 54mm. Comfortable conditions for being outdoors all day.
Across the year, the best time to visit Largo is November–April.
Based on ST PETERSBURG CLEARWATER INTERNATIONAL AIRPORT, FL US (10.1km), 1995–2024. 25 years of December data.