Treasure Island Weather in September

Treasure Island in September sees high daytime temperatures of 27°C (81°F) and nighttime lows of 23°C (73°F). Rainfall is fairly high this month at around 82 mm (3.2 in), so pack a rain jacket to stay dry.

Rainfall in Treasure Island in September

Typically, about 17 days will experience rainfall, with an average of 82 mm (3.2 in) for the month. Rain falls on many days this month, but usually in relatively small amounts. A light waterproof is more useful than a heavy umbrella.

Temperature in Treasure Island in September

September is a excellent month in Treasure Island, with 27°C (81°F) during the day and 23°C (73°F) at night. This kind of day-to-night contrast is typical for this time of year. At 23°C (73°F) overnight, it stays warm after dark. Light, breathable clothing and good airflow in your room make a noticeable difference.

Sunshine in Treasure Island in September

Expect a lot of sunshine this month, with about 215 hours of sun. These sunny conditions add to the overall experience.

Wind Speed in Treasure Island in September

Average wind speeds reach 3 m/s (6 knots) in September, creating light breezes that feel pleasant throughout the day. Some days are calmer, while others bring slightly more active breezes.

Average water temperature in September

The water is 25°C (77°F) this month, warm enough that getting in requires no effort at all. Good conditions for swimming, snorkeling, or just floating around.

If you're a fan of comfortable temperatures and drier conditions, September is a great time to visit.