Measurements:
°C
°F
Siesta Key
74°F
NW 15 mph
Feels like: 78°F
Precip: 0%
World Resorts USA Siesta Key Weather May Weather in Siesta Key

Siesta Key Weather: May

Average Day Temperature: 88.2°F
Average Night Temperature: 75.8°F
Sea Water Temperature: 83.4°F
Number of Sunny Days: 18 days
Sunshine Hours: 13.2 - 13.7 hours
Number of Rainy Days: 3 days
Precipitation Totals: 1.3 in

Air Temperature in May, °F

Select Year: 2023 2022 2021

The highest day temperature in May 2023 was 96°F. The lowest night temperature was 70°F. The average values for day and night temperatures during May were 89.6°F и 75.9°F respectivly.

Siesta Key Water Sea Temperature in May, °F

Select Year: 2023 2022 2021

The average sea surface temperature in May 2023 for Siesta Key was 84.0°F. The maximum and minimum values were 80.4°F and 88.2°F respectively.

Sunny, Cloudy and Gloomy days

Most of the days in May are sunny but you can also expect cloudy and gloomy days.

Precipitation Totals in May, in

Precipitation total in May for Siesta Key is 1.3 in.

Wind Speed in May, mph

The average wind speed in May is 8.9 mph.

Average Sunny Hours Per Day

We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for Siesta Key in May is 9.6 hours.

Best Time to Visit Siesta Key
The most sunny months:
March 21 days
May 18 days
April 17 days
The most warm months:
August 92.5 °F
July 92.5 °F
June 90.5 °F
Warmest sea temperature:
August 91.6 °F
July 91.0 °F
September 89.7 °F
The most cold months:
January 69.4 °F
December 72.5 °F
February 73.4 °F
The most rainy months:
July 5 days
September 5 days
June 5 days
The most windy months:
November 11 mph
April 10 mph
January 10 mph

Siesta Key on the Weather Map

USA Resorts:
NAME
Boston +60
Chicago +58
Hawaii +76
Honolulu +76
Houston +74
Las Vegas +66
Los Angeles +60
Miami +78
New York +70
Orlando +76
San Diego +60
San Francisco +50
Sarasota +74
Tampa +74
Washington +76
24 Hours Weather Forecast
Siesta Key
Local time: 07:42
29 apr, monday
0900 74°F
NW
15 mph
1200 80°F
N
10 mph
1500 80°F
NE
14 mph
1800 80°F
E
11 mph
2100 78°F
NW
2 mph
30 apr, tuesday
0000 76°F
SW
9 mph
0300 74°F
NW
12 mph
0600 72°F
NW
9 mph