Which is the hottest month in Sanibel Island?

The hottest time of year in Sanibel Island is normally August. Expect maximum daytime temperatures to reach 33°C with very high heat and humidity.

Which month has the most rain in Sanibel Island?

In terms of rainfall, June is usually the wettest month in Sanibel Island with 225mm on average. There are normally 13 days in June with some rain.

When is it sunniest in Sanibel Island?

The sunniest time of year in Sanibel Island is normally April with bright sunshine on average for 80% of daylight hours; that's 10 hours of sunshine per day.

When is the sea warmest in Sanibel Island?

The sea is usually at its warmest in Sanibel Island in August when the water temperature reaches 30°C.

Best time to visit Sanibel Island

Q: When is the best time to visit Sanibel Island?

The best time to visit Sanibel Island is March based on the following average weather conditions. Maximum daytime temperature = 22 - 30°C. Daily hours of sunshine = 10 hours or more.

Find the best time to visit Sanibel Island and plan your perfect trip in 2025/2026. Get holiday inspiration, weather guides, travel advice and find great deals.

Sanibel Island by month

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

Recommended for Florida

TUI: up to 8% off holidays booked online

Sale

Book online with TUI & save up to 8% 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

TUI deal finder

Destination

When is the best time to visit Sanibel Island?

The best time to visit Sanibel Island is March based on the following average weather conditions.

Maximum daytime temperature = 72 - 86°F [remove]
Daily hours of sunshine = 10 hours or more [remove]

Change the criteria to reflect your weather preferences.

4
Jan
4
Feb
4.5
Mar
4.5
Apr
4
May
3.5
Jun
3
Jul
3
Aug
3
Sep
4
Oct
4
Nov
4
Dec

Change criteria

Max Day Temperature (°F)

73
Jan
75
Feb
79
Mar
84
Apr
88
May
90
Jun
91
Jul
91
Aug
90
Sep
86
Oct
81
Nov
75
Dec

Hours of Sunshine (daily)

7
Jan
8
Feb
9
Mar
10
Apr
10
May
10
Jun
9
Jul
9
Aug
8
Sep
8
Oct
7
Nov
7
Dec