Boca Raton Weather in September

September in Boca Raton brings very high temperatures, with highs of 31°C (88°F) and nights dropping to 25°C (77°F). It's the rainiest month of the year, so come prepared with waterproof gear.

Rainfall in Boca Raton in September

Expect the heaviest rain of the year this month, often arriving in intense bursts. A poncho is essential for keeping dry. Expect around 24 days of rain based on historical data, with 217 mm (8.5 in) average. Wet weather is a regular and significant part of this month. Frequent days of rain combined with high totals means proper waterproofs are worth packing.

Temperature in Boca Raton in September

Temperatures in Boca Raton in September top out at 31°C (88°F) and drop to 25°C (77°F) overnight. For most visitors, the main thing to prepare for is the heat during the day. At 25°C (77°F) overnight, it stays warm after dark. Light, breathable clothing and good airflow in your room make a noticeable difference.

Sunshine in Boca Raton in September

The days are predominantly sunny, with an estimated total of around 260 hours of sunshine. These sun-filled days are perfect for playing sports, visiting parks, or going for a bike ride.

If you're looking for dry conditions and comfortable temperatures, September may not be the ideal month to visit Boca Raton. Our weather planner can help you explore destinations with more pleasant weather conditions.