Measurements:
°C
°F
Mahon
74°F
S 8 mph
Feels like: 74°F
Precip: 0%
World Resorts Spain Mahon Weather

Mahon Sea Water Temperature

Current Sea Water Temperature:
+74.2°F
Maximum Sea Water Temperature in May: 74.8°F
Minimum Sea Water Temperature in May: 62.0°F
Average water temperature in May: 67.3°F

Sea Water Temperature for the Last 10 Days:

May 29 74.2°F May 24 72.0°F
May 28 74.8°F May 23 71.4°F
May 27 74.8°F May 22 69.6°F
May 26 73.6°F May 21 68.4°F
May 25 72.8°F May 20 67.2°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 23 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: 08:35
30 may, saturday
0900 74°F
S
8 mph
1200 76°F
SW
9 mph
1500 76°F
SW
11 mph
1800 76°F
SW
9 mph
2100 74°F
SW
6 mph
31 may, sunday
0000 74°F
SW
3 mph
0300 72°F
W
3 mph
0600 72°F
W
1 mph