Measurements:
°C
°F
Isla Mujeres
82°F
SW 10 mph
Feels like: 84°F
Precip: 4%
World Resorts Mexico Isla Mujeres Weather

Isla Mujeres Sea Water Temperature

Current Sea Water Temperature:
+88.0°F
Maximum Sea Water Temperature in October: 91.0°F
Minimum Sea Water Temperature in October: 86.2°F
Average water temperature in October: 88.4°F

Sea Water Temperature for the Last 10 Days:

October 22 88.0°F October 17 88.8°F
October 21 88.4°F October 16 89.4°F
October 20 88.6°F October 15 88.8°F
October 19 88.6°F October 14 88.8°F
October 18 88.6°F October 13 88.6°F

When is the Warmest Sea for Isla Mujeres?

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

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 Isla Mujeres was 88.5°F. The maximum and minimum values were 86.8°F and 89.8°F respectively.

Sea Water Temperature in September

Select Year: 2026 2025 2024

The average sea surface temperature in September 2026 for Isla Mujeres was 88.9°F. The maximum and minimum values were 87.8°F and 89.6°F respectively.

Sea Water Temperature in October

Select Year: 2026 2025 2024

The average sea surface temperature in October 2026 for Isla Mujeres was 88.5°F. The maximum and minimum values were 87.6°F and 89.4°F respectively.

Best Time to Visit Isla Mujeres
The most sunny months:
April 13 days
July 9 days
May 7 days
The most warm months:
July 91.8 °F
August 91.5 °F
September 90.7 °F
Warmest sea temperature:
August 88.7 °F
September 88.7 °F
October 88.4 °F
The most cold months:
January 81.7 °F
February 82.8 °F
December 83.0 °F
The most rainy months:
June 5 days
August 3 days
September 3 days
The most windy months:
April 11 mph
March 11 mph
February 10 mph

Isla Mujeres on the Weather Map

24 Hours Weather Forecast
Isla Mujeres
Local time: 22:00
23 oct, friday
0000 80°F
SW
8 mph
0300 82°F
SW
9 mph
0600 80°F
SW
10 mph
0900 82°F
SW
10 mph
1200 84°F
SW
9 mph
1500 84°F
SW
11 mph
1800 82°F
S
12 mph
2100 82°F
SW
12 mph