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What’s the climate like in Sanibel?

The current climate of Sanibel features average monthly temperatures ranging from highs of 33°C during the day to lows of 24°C. The average yearly temperature is around 30°C. At night, temperatures in the colder months average around 14°C and in the warmer months around 25°C.

The highest temperature recorded in Sanibel in recent years was 36°C in June 2019. The lowest daytime temperature recorded was 8°C in December 2022.

On average, Sanibel receives 1847 mm of precipitation each year. For comparison, London gets 701 mm of precipitation annually.

The hurricane season in Sanibel runs from June to November.

Best time to visit Sanibel?

The best time to visit Sanibel for sunny weather is January through May and October through December. During this period, you'll have good temperatures and not too much rain, making it a great time to visit Sanibel. In the other months of the year, there's too much rain or the temperature isn't ideal for a visit if you want sunny and pleasant weather.

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Climate Table of Sanibel

The climate table of Sanibel shows the average temperatures, precipitation, and UV index per month. The table gives an overview of the average day and night temperatures in degrees Celsius, the total amount of precipitation in millimetres, the total snowfall in centimetres, and the UV index for each month. Precipitation is always measured as water, even if it's snow or hail.

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Temp. max (°C) 24 28 28 30 32 33 33 33 32 31 28 26
Temp. min (°C) 14 17 18 20 22 24 25 25 25 22 18 16
Precipitation
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Precipitation (mm) 119 43 36 58 115 237 368 245 445 86 49 46
UV Index 3 6 7 9 8 7 8 7 8 6 3 5

Click on the month name to see more weather details, like daily averages, temperatures, and precipitation for the past years in that month.

  • Average yearly temperature: 30°C
  • Highest temperature: 33°C in June, July and August
  • Lowest temperature: 24°C in January
  • Precipitation: 1847 mm per year, averaging 154 mm per month
  • Driest months: 36 mm in March, 43 mm in February and 46 mm in December
  • Wettest months: 445 mm in September, 368 mm in July and 245 mm in August

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Average Temperature per Month in Sanibel

This graph shows the average maximum temperatures per month in Sanibel, Florida. The temperatures are shown in degrees Celsius and the average is calculated based on the recorded temperatures per month from past years.

Temperature per Month in Sanibel, Florida,

Average Precipitation per Month in Sanibel

This graph shows how much precipitation Sanibel, Florida, gets on average per month. Precipitation is always measured as water, even if it's snow or hail. This makes it easy to compare how much has fallen, regardless of the form of precipitation. The amount of precipitation is measured in millimetres and the average is calculated based on the recorded precipitation per month from past years.

Precipitation per Month in Sanibel, Florida,

Average UV Index per Month in Sanibel

This graph shows the average UV index per month in Sanibel, Florida. The UV index indicates the intensity of ultraviolet radiation and ranges from 0 to a maximum of 11.

UV Index per Month in Sanibel, Florida,

Yearly Temperature in Sanibel

This graph shows the average yearly temperature in Sanibel, Florida. The yearly temperature, expressed in degrees Celsius, is the average of all twelve monthly temperatures summed up for that year.

Yearly Temperature in Sanibel, Florida,

Total Yearly Precipitation in Sanibel

This chart shows the total yearly precipitation in Sanibel, Florida, over the past few years. The total yearly precipitation, measured in millimetres, is the sum of all the rain that fell in the twelve months of that year.

Yearly Precipitation in Sanibel, Florida,

Weather experiences in Sanibel

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Average Weather in Sanibel by Month

Click on a month below to see detailed weather info for Sanibel. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.

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