Historical weather data, all-time temperature records, and monthly climate averages for Jupiter, FL. Explore typical weather conditions by week for trip planning, and see how today compares to the historical record.
April 4th in Jupiter runs warm and mostly dry — expect a high near 82° and a low around 66°, with only a 14% chance of rain. The date's range tells a story though: it's reached 92° (1949) and dipped to 48° (1985), a 44-degree spread across 86 years of records.
Jupiter's all-time extremes capture South Florida at its most intense — a scorching 101° in July 1942 on one end, and a rare 27° freeze in January 1977 on the other. That 1942 calendar year also produced the wettest single day on record: a staggering 15.22 inches of rain on April 17th.
Jupiter stays warm year-round, with average highs ranging from a mild 75° in early January to a steamy 91° in late July and August. If you're avoiding heat and humidity, the winter months offer the most comfortable conditions. Late September is the peak of wet season, averaging over 2 inches of rain in a single week.