Captiva
Florida, USA
Long-term weather forecast
Long-term weather forecast

September weather forecast and climate
Captiva, FL

  • Average high temperature in September: 90°F

Warmest months (with the highest average high temperature) are July and August (91°F).
The month with the lowest average high temperature is January (73°F).

  • Average low temperature in September: 73°F

Months with the highest average low temperature are July and August (75°F).
Coldest months (with the lowest average low temperature) are January and February (54°F).

  • Average rainfall in September: 7.8"

The wettest month (with the highest rainfall) is June (8.9").
The driest month (with the lowest rainfall) is April (1.4").

  • Average rainfall days in September: 14 days

The month with the highest number of rainy days is August (16 days).
The month with the lowest number of rainy days is April (4 days).

  • Average sea temperature in September: 84°F

The best month for swimming (with the highest average sea temperature) is August (86°F).
The coldest month (with the lowest average sea temperature) is February (70°F).

  • Average daylight in September: 13.1h

The month with the longest days is June (Average daylight: 14.7h).
The month with shortest days is December (Average daylight: 11.3h).

  • Average sunshine in September: 8h

Months with most sunshine are April, May and June (Average sunshine: 10h).
Months with least sunshine are January, November and December (Average sunshine: 7).

  • Average UV index in September: 10

Months with the highest UV index are April, May, June, July and August (UV index 11).
Months with the lowest UV index are January and December (UV index 5).

deutscheenglishespañolрусский中文