World Resorts Spain Siesta Weather

Siesta sea water temperature

Current sea water temperature:
+59.7°F
Minimum sea water temperature in January: 62.1°F
Maximum sea water temperature in January: 57.4°F
Average sea water temperature in January: 59.7°F

Sea water temperature for the last 10 days:

January 10 59.7°F January 5 60.3°F
January 9 59.9°F January 4 60.4°F
January 8 60.1°F January 3 60.6°F
January 7 60.3°F January 2 60.8°F
January 6 60.1°F January 1 60.8°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:
2025
2024
2023

The average sea water temperature in August of 2025 was 81.1°F. The highest and lowest sea temperatures during the month were 82.6°F and 79.0°F.

Sea water temperature in July, °F

Show year:
2025
2024
2023

The average sea water temperature in July of 2025 was 81.3°F. The highest and lowest sea temperatures during the month were 83.3°F and 79.3°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 28 days
August 27 days
June 25 days
Warmest months:
August 84.8 °F
July 84.5 °F
September 79.2 °F
Warmest sea temp:
August 81.5 °F
July 79.5 °F
September 79.2 °F
Coldest months:
January 58.0 °F
February 59.6 °F
March 60.3 °F
Rainiest months:
October 1 day
September 1 day
March 1 day
Windiest months:
March 13.6 mph
November 12.9 mph
January 12.4 mph

Siesta on a weather map

Siesta
+54°F
SE 9 mph
Feels like: +50°F
Precip.: 0%
Places in Spain:
Name
°F
+48°F
+46°F
+45°F
+59°F
+55°F
+61°F
+45°F
+57°F
+37°F
+48°F
+61°F
+50°F
+61°F
24 Hours Forecast
Siesta
Local time: 04:11
January 11, sunday
0600
54°F
SE
12 mph
0900
54°F
E
5 mph
1200
55°F
E
7 mph
1500
57°F
NE
4 mph
1800
54°F
N
6 mph
2100
54°F
NE
7 mph
January 12, monday
0000
54°F
NE
7 mph
0300
54°F
NE
7 mph
Units of measurement: °C / °F