World Resorts Spain Siesta Weather

Siesta sea water temperature

Current sea water temperature:
+83.5°F
Minimum sea water temperature in August: 85.5°F
Maximum sea water temperature in August: 79.0°F
Average sea water temperature in August: 81.9°F

Sea water temperature for the last 10 days:

August 25 83.5°F August 20 85.5°F
August 24 83.8°F August 19 85.3°F
August 23 83.8°F August 18 85.3°F
August 22 83.8°F August 17 85.3°F
August 21 84.6°F August 16 85.1°F

When is the warmest sea in Siesta?

Based on the data about daily sea water temperature for the last three years the warmest sea in Siesta was noticed in August, July and September.

Monthly Sea Temperatures in Siesta, °F

Sea water temperature in August, °F

Show year:
2026
2025
2024

The average sea water temperature in August of 2026 was 84.4°F. The highest and lowest sea temperatures during the month were 85.5°F and 83.3°F.

Sea water temperature in July, °F

Show year:
2026
2025
2024

The average sea water temperature in July of 2026 was 82.3°F. The highest and lowest sea temperatures during the month were 84.6°F and 80.2°F.

Sea water temperature in September, °F

Show year:
2025
2024
2023

The average sea water temperature in September of 2025 was 79.6°F. The highest and lowest sea temperatures during the month were 82.0°F and 76.8°F.

Best time for vacation in Siesta

Sunniest months:
July 27 days
August 27 days
June 25 days
Warmest months:
August 84.8 °F
July 84.4 °F
September 79.2 °F
Warmest sea temp:
August 81.9 °F
July 79.9 °F
September 79.2 °F
Coldest months:
January 57.8 °F
February 59.6 °F
March 60.0 °F
Rainiest months:
September 1 day
March 1 day
January 1 day
Windiest months:
March 13.3 mph
January 13.1 mph
November 12.9 mph

Siesta on a weather map

Siesta
+79°F
NW 9 mph
Feels like: +82°F
Precip.: 18%
Places in Spain:
Name
°F
+79°F
+82°F
+81°F
+64°F
+79°F
+73°F
+73°F
+73°F
+79°F
+77°F
+81°F
+64°F
+77°F
24 Hours Forecast
Siesta
Local time: 00:00
August 26, wednesday
0300
77°F
NE
7 mph
0600
77°F
NE
3 mph
0900
81°F
W
8 mph
1200
82°F
NW
6 mph
1500
84°F
NW
5 mph
1800
88°F
E
3 mph
2100
81°F
NE
5 mph
August 27, thursday
0000
79°F
NE
4 mph
Units of measurement: °C / °F