Measurements:
°C
°F
Mahon
84°F
E 3 mph
Feels like: 88°F
Precip: 7%
World Resorts Spain Mahon Weather

Mahon Sea Water Temperature

Current Sea Water Temperature:
+82.4°F
Maximum Sea Water Temperature in July: 86.4°F
Minimum Sea Water Temperature in July: 77.4°F
Average water temperature in July: 81.8°F

Sea Water Temperature for the Last 10 Days:

July 09 82.4°F July 04 80.8°F
July 08 82.0°F July 03 82.0°F
July 07 81.0°F July 02 83.2°F
July 06 80.8°F July 01 84.0°F
July 05 80.4°F June 30 83.8°F

When is the Warmest Sea for Mahon?

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

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 Mahon was 83.1°F. The maximum and minimum values were 80.4°F and 85.2°F respectively.

Sea Water Temperature in September

Select Year: 2025 2024 2023

The average sea surface temperature in September 2025 for Mahon was 81.9°F. The maximum and minimum values were 79.6°F and 83.8°F respectively.

Sea Water Temperature in July

Select Year: 2025 2024 2023

The average sea surface temperature in July 2025 for Mahon was 83.7°F. The maximum and minimum values were 80.6°F and 85.6°F respectively.

Best Time to Visit Mahon
The most sunny months:
July 27 days
August 26 days
June 24 days
The most warm months:
August 84.4 °F
July 83.5 °F
September 79.4 °F
Warmest sea temperature:
August 84.1 °F
September 81.9 °F
July 81.8 °F
The most cold months:
January 56.8 °F
February 57.8 °F
March 58.2 °F
The most rainy months:
November 2 days
January 2 days
September 1 day
The most windy months:
November 15 mph
January 15 mph
March 15 mph

Mahon on the Weather Map

24 Hours Weather Forecast
Mahon
Local time: 03:49
10 jul, friday
0600 82°F
NW
2 mph
0900 86°F
N
2 mph
1200 88°F
NW
5 mph
1500 88°F
NW
9 mph
1800 88°F
W
11 mph
2100 84°F
W
7 mph
11 jul, saturday
0000 84°F
NW
7 mph
0300 82°F
W
6 mph