January in Jupiter averages a daily high of 23.7°C with nights around 14.1°C. Expect roughly 7.3 wet days totalling 83mm. Comfortable conditions for being outdoors all day.
Across the year, the best time to visit Jupiter is November–April.
Based on JUNO BEACH, FL US (9.1km), 1995–2024. 20 years of January data.