World Resorts USA Siesta Key Weather

Siesta Key 14 Days Forecast

12.06
fri
Day
93°F
NE 7 mph
Precip.
4%
Night
79°F
N 7 mph
Precip.
12%
13.06
sat
Day
82°F
NE 7 mph
Precip.
38%
Night
81°F
E 4 mph
Precip.
8%
14.06
sun
Day
82°F
NE 8 mph
Precip.
14%
Night
81°F
E 6 mph
Precip.
7%
15.06
mon
Day
82°F
NE 9 mph
Precip.
5%
Night
81°F
NE 8 mph
Precip.
7%
16.06
tue
Day
82°F
NE 11 mph
Precip.
15%
Night
81°F
N 9 mph
Precip.
9%
17.06
wed
Day
84°F
N 13 mph
Precip.
5%
Night
81°F
NE 7 mph
Precip.
45%
18.06
thu
Day
84°F
N 14 mph
Precip.
11%
Night
79°F
NW 8 mph
Precip.
10%
19.06
fri
Day
86°F
N 6 mph
Precip.
8%
Night
81°F
SW 15 mph
Precip.
49%
20.06
sat
Day
84°F
N 8 mph
Precip.
17%
Night
81°F
N 4 mph
Precip.
10%
21.06
sun
Day
84°F
NE 7 mph
Precip.
7%
Night
81°F
W 9 mph
Precip.
57%
22.06
mon
Day
84°F
N 7 mph
Precip.
4%
Night
79°F
W 6 mph
Precip.
8%
23.06
tue
Day
84°F
N 6 mph
Precip.
5%
Night
82°F
W 9 mph
Precip.
17%
24.06
wed
Day
86°F
NW 6 mph
Precip.
4%
Night
82°F
N 6 mph
Precip.
7%
25.06
thu
Day
86°F
NW 5 mph
Precip.
4%
Night
84°F
E 7 mph
Precip.
13%

Sea water temperature in June, °F

Show year:
2025
2024
2023

The average sea water temperature in June of 2025 was 85.8°F. The highest and lowest sea temperatures during the month were 86.9°F and 83.8°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 19 days
April 18 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

Siesta Key
+84°F
W 2 mph
Feels like: +91°F
Precip.: 5%
Places in USA:
Name
°F
+73°F
+73°F
+79°F
+64°F
+82°F
+82°F
+68°F
+79°F
+64°F
+55°F
+63°F
+84°F
+84°F
+82°F
+61°F
24 Hours Forecast
Siesta Key
Local time: 09:02
June 12, friday
1200
93°F
NE
7 mph
1500
90°F
NE
9 mph
1800
84°F
NE
11 mph
2100
81°F
N
5 mph
June 13, saturday
0000
79°F
N
7 mph
0300
79°F
NE
4 mph
0600
79°F
SW
2 mph
0900
81°F
W
4 mph
Units of measurement: °C / °F