Measurements:
°C
°F
Formentera
80°F
W 11 mph
Feels like: 84°F
Precip: 19%
World Resorts Spain Formentera Weather

Formentera Sea Water Temperature

Current Sea Water Temperature:
+82.8°F
Maximum Sea Water Temperature in September: 87.0°F
Minimum Sea Water Temperature in September: 77.2°F
Average water temperature in September: 82.0°F

Sea Water Temperature for the Last 10 Days:

September 28 82.8°F September 23 82.8°F
September 27 83.2°F September 22 83.2°F
September 26 83.2°F September 21 83.4°F
September 25 83.0°F September 20 83.6°F
September 24 83.0°F September 19 83.8°F

When is the Warmest Sea for Formentera?

According to our data for the last three years for Formentera the highest average sea water temperature was in August, July and September.

Average Water Temperature by Month, °F

Sea Water Temperature in August

Select Year: 2026 2025 2024

The average sea surface temperature in August 2026 for Formentera was 88.1°F. The maximum and minimum values were 85.6°F and 89.8°F respectively.

Sea Water Temperature in July

Select Year: 2026 2025 2024

The average sea surface temperature in July 2026 for Formentera was 86.5°F. The maximum and minimum values were 83.6°F and 88.8°F respectively.

Sea Water Temperature in September

Select Year: 2026 2025 2024

The average sea surface temperature in September 2026 for Formentera was 84.7°F. The maximum and minimum values were 82.8°F and 87.0°F respectively.

Best Time to Visit Formentera
The most sunny months:
July 28 days
August 28 days
June 27 days
The most warm months:
August 88.1 °F
July 86.7 °F
September 83.1 °F
Warmest sea temperature:
August 84.4 °F
July 82.2 °F
September 82.0 °F
The most cold months:
February 59.5 °F
January 59.8 °F
March 61.4 °F
The most rainy months:
November 3 days
January 2 days
September 2 days
The most windy months:
November 14 mph
January 14 mph
March 14 mph

Formentera on the Weather Map

24 Hours Weather Forecast
Formentera
Local time: 00:39
29 sep, tuesday
0300 80°F
W
7 mph
0600 80°F
W
5 mph
0900 80°F
SW
4 mph
1200 80°F
W
4 mph
1500 80°F
W
4 mph
1800 80°F
NW
8 mph
2100 80°F
NW
5 mph
30 sep, wednesday
0000 80°F
NW
5 mph