Measurements:
°C
°F
CURRENT WEATHER
03:53
Siesta Key
62°F
SW 7 mph
Feels like: 62°F
Precip: 0%
World Resorts USA Siesta Key Weather May Weather in Siesta Key

Siesta Key Weather: May

Average Day Temperature: 87.9°F
Average Night Temperature: 76.4°F
Sea Water Temperature: 83.9°F
Number of Sunny Days: 19 days
Sunshine Hours: 13.2 - 13.7 hours
Number of Rainy Days: 2 days
Precipitation Totals: 1.0 in
detailed information

Air Temperature in May, °F

Select Year: 2024 2023 2022
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
0
15
30
45
60
75
90
105
120
Day Temperature   
Night Temperature

The highest day temperature in May 2024 was 92°F. The lowest night temperature was 73°F. The average values for day and night temperatures during May were 86.7°F и 79.2°F respectivly.

Siesta Key Water Sea Temperature in May, °F

Select Year: 2024 2023 2022
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
75
78
81
84
87
90
93
96

The average sea surface temperature in May 2024 for Siesta Key was 86.3°F. The maximum and minimum values were 79.4°F and 90.6°F respectively.

Sunny, Cloudy and Gloomy days
Sunny days
Cloudy days
Gloomy days
61%
32%
6%

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

Precipitation Totals in May, in

Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
0.0
0.4
0.9
1.3
1.8
2.2
2.7
3.1

Precipitation total in May for Siesta Key is 1.0 in.

Wind Speed in May, mph
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
0.0
1.8
3.7
5.5
7.4
9.2
11.1
12.9

The average wind speed in May is 9.2 mph.

Average Sunny Hours Per Day
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
0.0
1.7
3.4
5.1
6.7
8.4
10.1
11.8

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 9.8 hours.

Best Time to Visit Siesta Key
The most sunny months:
March 20 days
May 19 days
April 18 days
The most warm months:
July 92.2 °F
August 92.2 °F
June 90.2 °F
Warmest sea temperature:
August 91.6 °F
July 91.2 °F
September 90.0 °F
The most cold months:
January 68.5 °F
December 72.3 °F
February 73.4 °F
The most rainy months:
June 6 days
July 4 days
September 4 days
The most windy months:
November 11 mph
January 10 mph
April 10 mph
more details

Siesta Key on the Weather Map

USA Resorts:
NAME
F°
Boston +36
Chicago +40
Hawaii +78
Honolulu +78
Houston +70
Las Vegas +68
Los Angeles +56
Miami +78
New York +38
Orlando +66
San Diego +60
San Francisco +50
Sarasota +62
Tampa +66
Washington +42
all resorts
24 Hours Weather Forecast
Siesta Key
Local time: 03:53
17 apr, thursday
0600 60°F
SW
8 mph
0900 72°F
W
11 mph
1200 90°F
W
10 mph
1500 94°F
W
3 mph
1800 88°F
E
10 mph
2100 76°F
S
4 mph
18 apr, friday
0000 70°F
W
8 mph
0300 64°F
W
8 mph