Gainesville weather in September 2025

Expect 31°C daytime maximum temperatures in the shade with on average 8 hours of sunshine per day in Gainesville in September. Check more long-term weather averages for Gainesville in September before you book your next holiday to Florida in 2025/2026.

  • 31°C maximum daytime temperature in September in Gainesville31
    31°C max day temperature
  • 8 hours of sunshine per day
  • 12 days with some rainfall in September in Gainesville12
    12 days with some rainfall
  • 20°C minimum night-time temperature in September in Gainesville20
    20°C min night temperature
  • 12 hours of daylight per day in September in Gainesville12
    12 hours of daylight per day
  • High heat & humidity in September in GainesvilleH
    High heat & humidity
  • 140 mm monthly rainfall in September in Gainesville140
    140 mm of monthly rainfall
  • UV (maximum) index 9 (Very High) in September in Gainesville9
    9 (Very High) UV index

More about Gainesville

Gainesville by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Recommended for Florida

TUI: up to 7% off holidays booked online

  • Book online with TUI & save up to 7% on holidays
  • FREE child places available for select holidays
  • Pay £0 deposits with direct debit & spread the cost
Go to TUI deal >>

View all TUI offers

TUITUI deal finder

The September weather guide for Florida (Gainesville) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C / mm)  |  Imperial (°F / inches)

Back to top

More about Florida

How hot is it in Gainesville in September?

Daytime temperatures usually reach 31°C in Gainesville in September with high heat and humidity, falling to 20°C at night.

How sunny is it in Gainesville in September?

There are normally 8 hours of bright sunshine each day in Gainesville in September - that's 63% of daylight hours.

Does it rain in Gainesville in September?

There are usually 12 days with some rain in Gainesville in September and the average monthly rainfall is 140mm.

What is the chance of a hurricane in Gainesville in September?

On average 1.1 days in September in Gainesville are likely to be affected by the passage of one or more tropical storms.

Gainesville September sunrise & sunset times

Browse the sunrise and sunset times for Gainesville in September 2025. Select a month to view Gainesville sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st September 2025 06:07 18:51
Monday, 15th September 2025 06:14 18:34
Tuesday, 30th September 2025 06:22 18:16

Related posts

Popular travel offers

Explore holidays in the sun for less

More holidays

Airport parking

More parking

Airport lounges

More lounges

Top ^