Measurements:
°C
°F
Zihuatanejo
88°F
NW 4 mph
Feels like: 94°F
Precip: 0%
World Resorts Mexico Zihuatanejo Weather

Zihuatanejo Sea Water Temperature

Current Sea Water Temperature:
+90.6°F
Maximum Sea Water Temperature in May: 90.8°F
Minimum Sea Water Temperature in May: 79.6°F
Average water temperature in May: 86.3°F

Sea Water Temperature for the Last 10 Days:

May 30 90.6°F May 25 90.0°F
May 29 90.6°F May 24 89.6°F
May 28 90.8°F May 23 89.2°F
May 27 90.2°F May 22 89.0°F
May 26 89.8°F May 21 88.8°F

When is the Warmest Sea for Zihuatanejo?

According to our data for the last three years for Zihuatanejo 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 Zihuatanejo was 90.6°F. The maximum and minimum values were 90.0°F and 91.2°F respectively.

Sea Water Temperature in September

Select Year: 2025 2024 2023

The average sea surface temperature in September 2025 for Zihuatanejo was 90.3°F. The maximum and minimum values were 89.8°F and 90.8°F respectively.

Sea Water Temperature in July

Select Year: 2025 2024 2023

The average sea surface temperature in July 2025 for Zihuatanejo was 90.4°F. The maximum and minimum values were 89.6°F and 91.8°F respectively.

Best Time to Visit Zihuatanejo
The most sunny months:
March 28 days
April 27 days
January 26 days
The most warm months:
July 92.5 °F
May 91.6 °F
August 91.5 °F
Warmest sea temperature:
August 90.8 °F
September 90.3 °F
July 90.1 °F
The most cold months:
January 87.7 °F
February 88.0 °F
December 88.7 °F
The most rainy months:
August 6 days
September 6 days
June 5 days
The most windy months:
June 6 mph
May 6 mph
April 6 mph

Zihuatanejo on the Weather Map

24 Hours Weather Forecast
Zihuatanejo
Local time: 21:36
31 may, sunday
0000 86°F
NW
5 mph
0300 84°F
W
4 mph
0600 84°F
SW
5 mph
0900 90°F
NW
4 mph
1200 94°F
N
9 mph
1500 92°F
NE
9 mph
1800 90°F
N
6 mph
2100 86°F
NW
3 mph