December in Palm Harbor averages a daily high of 22.5°C with nights around 12.1°C. Expect roughly 6.5 wet days totalling 73mm. Comfortable conditions for being outdoors all day.
Across the year, the best time to visit Palm Harbor is November–April.
Based on TARPON SPGS SEWAGE PLANT, FL US (8.3km), 1995–2024. 29 years of December data.