World Resorts USA Sanibel Island Weather

Sanibel Island 14 Days Forecast

29.04
wed
Day
86°F
NE 6 mph
Precip.
0%
Night
75°F
NE 5 mph
Precip.
0%
30.04
thu
Day
77°F
NE 6 mph
Precip.
0%
Night
75°F
E 8 mph
Precip.
0%
01.05
fri
Day
77°F
N 11 mph
Precip.
0%
Night
77°F
NW 6 mph
Precip.
0%
02.05
sat
Day
79°F
N 15 mph
Precip.
0%
Night
77°F
NE 5 mph
Precip.
0%
03.05
sun
Day
77°F
NE 10 mph
Precip.
100%
Night
73°F
SW 11 mph
Precip.
100%
04.05
mon
Day
75°F
SW 11 mph
Precip.
45%
Night
73°F
W 16 mph
Precip.
0%
05.05
tue
Day
77°F
NW 8 mph
Precip.
0%
Night
75°F
SW 7 mph
Precip.
0%
06.05
wed
Day
79°F
N 9 mph
Precip.
85%
Night
77°F
E 6 mph
Precip.
0%
07.05
thu
Day
79°F
N 6 mph
Precip.
0%
Night
77°F
NE 8 mph
Precip.
0%
08.05
fri
Day
79°F
NE 16 mph
Precip.
0%
Night
79°F
NE 14 mph
Precip.
100%
09.05
sat
Day
81°F
NE 17 mph
Precip.
100%
Night
79°F
E 9 mph
Precip.
100%
10.05
sun
Day
79°F
SE 5 mph
Precip.
100%
Night
77°F
SW 13 mph
Precip.
0%
11.05
mon
Day
82°F
NW 11 mph
Precip.
0%
Night
77°F
W 17 mph
Precip.
45%
12.05
tue
Day
79°F
N 6 mph
Precip.
0%
Night
77°F
NE 13 mph
Precip.
0%

Sea water temperature in April, °F

Show year:
2026
2025
2024

The average sea water temperature in April of 2026 was 75.8°F. The highest and lowest sea temperatures during the month were 78.8°F and 73.6°F.

Sea water temperature in May, °F

Show year:
2025
2024
2023

The average sea water temperature in May of 2025 was 83.1°F. The highest and lowest sea temperatures during the month were 87.8°F and 79.2°F.

Air temperature in Sanibel Island, °F

Precipitation total in Sanibel Island, in.

* Charts above show average data for the last 3 years.

Best time for vacation in Sanibel Island

Sunniest months:
March 19 days
April 18 days
December 17 days
Warmest months:
August 88.0 °F
July 88.0 °F
September 86.6 °F
Warmest sea temp:
August 87.6 °F
July 87.2 °F
September 86.2 °F
Coldest months:
January 69.1 °F
December 72.1 °F
February 72.6 °F
Rainiest months:
June 6 days
July 5 days
August 4 days
Windiest months:
October 10.5 mph
November 10.4 mph
January 10.3 mph

Sanibel Island on a weather map

Sanibel Island
+77°F
W 7 mph
Feels like: +79°F
Precip.: 0%
Places in USA:
Name
°F
+55°F
+73°F
+73°F
+57°F
+52°F
+79°F
+79°F
+66°F
+54°F
+54°F
+50°F
+77°F
+75°F
+77°F
+54°F
24 Hours Forecast
Sanibel Island
Local time: 08:35
April 29, wednesday
0900
77°F
W
7 mph
1200
86°F
NE
6 mph
1500
88°F
NE
11 mph
1800
79°F
E
12 mph
2100
77°F
E
7 mph
April 30, thursday
0000
75°F
NE
5 mph
0300
75°F
NE
2 mph
0600
73°F
NE
4 mph
Units of measurement: °C / °F