Measurements:
°C
°F
Mar Menor
76°F
SE 4 mph
Feels like: 80°F
Precip: 9%
World Resorts Spain Mar Menor Weather

Mar Menor Sea Water Temperature

Current Sea Water Temperature:
+86.8°F
Maximum Sea Water Temperature in July: 90.2°F
Minimum Sea Water Temperature in July: 74.4°F
Average water temperature in July: 82.5°F

Sea Water Temperature for the Last 10 Days:

July 09 86.8°F July 04 85.8°F
July 08 87.2°F July 03 85.0°F
July 07 87.4°F July 02 84.0°F
July 06 86.8°F July 01 83.4°F
July 05 86.4°F June 30 82.4°F

When is the Warmest Sea for Mar Menor?

According to our data for the last three years for Mar Menor 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: 2025 2024 2023

The average sea surface temperature in August 2025 for Mar Menor was 86.4°F. The maximum and minimum values were 84.6°F and 88.2°F respectively.

Sea Water Temperature in July

Select Year: 2025 2024 2023

The average sea surface temperature in July 2025 for Mar Menor was 86.9°F. The maximum and minimum values were 85.2°F and 89.0°F respectively.

Sea Water Temperature in September

Select Year: 2025 2024 2023

The average sea surface temperature in September 2025 for Mar Menor was 83.1°F. The maximum and minimum values were 79.8°F and 86.0°F respectively.

Best Time to Visit Mar Menor
The most sunny months:
August 28 days
July 28 days
June 27 days
The most warm months:
August 90.3 °F
July 89.0 °F
September 85.4 °F
Warmest sea temperature:
August 84.9 °F
July 82.5 °F
September 81.8 °F
The most cold months:
January 61.3 °F
February 62.0 °F
December 63.8 °F
The most rainy months:
March 2 days
November 2 days
December 1 day
The most windy months:
March 11 mph
February 11 mph
April 10 mph

Mar Menor on the Weather Map

24 Hours Weather Forecast
Mar Menor
Local time: 05:38
10 jul, friday
0600 76°F
SE
4 mph
0900 80°F
S
5 mph
1200 86°F
SW
7 mph
1500 86°F
W
9 mph
1800 88°F
NW
7 mph
2100 84°F
N
7 mph
11 jul, saturday
0000 80°F
NW
5 mph
0300 78°F
S
3 mph