Measurements:
°C
°F
Isla Mujeres
84°F
NW 9 mph
Feels like: 94°F
Precip: 67%
World Resorts Mexico Isla Mujeres Weather

Isla Mujeres Sea Water Temperature

Current Sea Water Temperature:
+88.6°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 02 88.6°F September 27 88.8°F
October 01 89.0°F September 26 88.4°F
September 30 89.4°F September 25 89.4°F
September 29 89.4°F September 24 89.2°F
September 28 89.2°F September 23 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: 2025 2024 2023

The average sea surface temperature in October 2025 for Isla Mujeres was 88.9°F. The maximum and minimum values were 88.0°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: 20:31
02 oct, friday
2100 84°F
NW
9 mph
03 oct, saturday
0000 84°F
NW
11 mph
0300 84°F
NW
11 mph
0600 82°F
W
14 mph
0900 86°F
W
17 mph
1200 86°F
NW
14 mph
1500 86°F
NW
9 mph
1800 86°F
NW
12 mph