World Resorts USA Sanibel Island Weather

Sanibel Island 7 Days Forecast

23.12
tue
Day
73°F
W 15 mph
Precip.
0%
Night
68°F
SW 12 mph
Precip.
0%
24.12
wed
Day
72°F
SW 11 mph
Precip.
0%
Night
68°F
W 11 mph
Precip.
0%
25.12
thu
Day
64°F
SW 9 mph
Precip.
0%
Night
68°F
S 11 mph
Precip.
0%
26.12
fri
Day
70°F
S 4 mph
Precip.
0%
Night
68°F
S 7 mph
Precip.
0%
27.12
sat
Day
70°F
NW 6 mph
Precip.
0%
Night
68°F
E 7 mph
Precip.
0%
28.12
sun
Day
70°F
W 5 mph
Precip.
0%
Night
68°F
SE 10 mph
Precip.
0%
29.12
mon
Day
70°F
SE 11 mph
Precip.
0%
Night
63°F
S 19 mph
Precip.
0%

Sea water temperature in December, °F

Show year:
2025
2024
2023

The average sea water temperature in December of 2025 was 71.1°F. The highest and lowest sea temperatures during the month were 73.4°F and 68.7°F.

Sea water temperature in January, °F

Show year:
2025
2024
2023

The average sea water temperature in January of 2025 was 63.7°F. The highest and lowest sea temperatures during the month were 69.3°F and 58.5°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 17 days
February 15 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 69.0 °F
December 71.4 °F
February 73.2 °F
Rainiest months:
June 6 days
July 5 days
August 4 days
Windiest months:
October 10.5 mph
November 10.4 mph
January 10.1 mph

Sanibel Island on a weather map

Sanibel Island
+66°F
SW 11 mph
Feels like: +66°F
Precip.: 0%
Places in USA:
Name
°F
+37°F
+75°F
+75°F
+54°F
+57°F
+72°F
+77°F
+70°F
+32°F
+59°F
+54°F
+63°F
+66°F
+70°F
+41°F
24 Hours Forecast
Sanibel Island
Local time: 02:38
December 23, tuesday
0300
66°F
SW
11 mph
0600
66°F
SW
11 mph
0900
66°F
W
16 mph
1200
73°F
W
15 mph
1500
75°F
W
10 mph
1800
75°F
SW
13 mph
2100
70°F
SW
15 mph
December 24, wednesday
0000
68°F
SW
12 mph
Units of measurement: °C / °F