World Resorts USA Siesta Key Weather

Siesta Key 7 Days Forecast

07.04
tue
Day
70°F
SW 17 mph
Precip.
100%
Night
66°F
SW 23 mph
Precip.
0%
08.04
wed
Day
73°F
SW 18 mph
Precip.
0%
Night
68°F
SW 23 mph
Precip.
0%
09.04
thu
Day
75°F
SW 17 mph
Precip.
0%
Night
70°F
SW 17 mph
Precip.
0%
10.04
fri
Day
75°F
W 17 mph
Precip.
0%
Night
70°F
W 17 mph
Precip.
0%
11.04
sat
Day
75°F
W 12 mph
Precip.
74%
Night
70°F
W 14 mph
Precip.
0%
12.04
sun
Day
77°F
W 15 mph
Precip.
0%
Night
70°F
W 16 mph
Precip.
0%
13.04
mon
Day
77°F
NW 9 mph
Precip.
0%
Night
72°F
W 11 mph
Precip.
0%

Sea water temperature in April, °F

Show year:
2025
2024
2023

The average sea water temperature in April of 2025 was 75.7°F. The highest and lowest sea temperatures during the month were 78.8°F and 72.5°F.

Air temperature in Siesta Key, °F

Precipitation total in Siesta Key, in.

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

Best time for vacation in Siesta Key

Sunniest months:
March 21 days
May 18 days
April 17 days
Warmest months:
July 88.1 °F
August 88.0 °F
June 86.3 °F
Warmest sea temp:
August 87.6 °F
July 87.1 °F
September 85.8 °F
Coldest months:
January 66.9 °F
February 70.7 °F
December 70.9 °F
Rainiest months:
June 5 days
July 4 days
September 3 days
Windiest months:
November 10.5 mph
January 10.4 mph
October 10.4 mph

Siesta Key on a weather map

Current weather
17:01
Siesta Key
+72°F
SW 23 mph
Feels like: +77°F
Precip.: 63%
Places in USA:
Name
°F
Washington
+54°F
Hawaii
+75°F
Honolulu
+75°F
Las Vegas
+95°F
Los Angeles
+81°F
Miami
+77°F
Miami Beach
+79°F
Maui
+72°F
New York
+46°F
San Diego
+72°F
San Francisco
+64°F
Sarasota
+72°F
Tampa
+73°F
Houston
+77°F
Chicago
+34°F
all places
24 Hours Forecast
Siesta Key
Local time: 17:01
April 07, tuesday
1800
72°F
SW
23 mph
2100
66°F
SW
24 mph
April 08, wednesday
0000
66°F
SW
23 mph
0300
66°F
SW
23 mph
0600
66°F
SW
22 mph
0900
68°F
SW
22 mph
1200
73°F
SW
18 mph
1500
75°F
SW
27 mph
Units of measurement: °C / °F