World Resorts Mexico Zihuatanejo Weather

Zihuatanejo sea water temperature

Current sea water temperature:
+83.7°F
Minimum sea water temperature in December: 86.2°F
Maximum sea water temperature in December: 80.6°F
Average sea water temperature in December: 83.9°F

Sea water temperature for the last 10 days:

December 18 83.7°F December 13 83.5°F
December 17 83.8°F December 12 83.7°F
December 16 83.8°F December 11 84.0°F
December 15 83.3°F December 10 84.0°F
December 14 83.8°F December 9 84.2°F

When is the warmest sea in Zihuatanejo?

Based on the data about daily sea water temperature for the last three years the warmest sea in Zihuatanejo was noticed in August, September and July.

Monthly Sea Temperatures in Zihuatanejo, °F

Sea water temperature in August, °F

Show year:
2025
2024
2023

The average sea water temperature in August of 2025 was 86.5°F. The highest and lowest sea temperatures during the month were 87.1°F and 86.0°F.

Sea water temperature in September, °F

Show year:
2025
2024
2023

The average sea water temperature in September of 2025 was 86.3°F. The highest and lowest sea temperatures during the month were 86.7°F and 85.8°F.

Sea water temperature in July, °F

Show year:
2025
2024
2023

The average sea water temperature in July of 2025 was 86.3°F. The highest and lowest sea temperatures during the month were 87.6°F and 85.6°F.

Best time for vacation in Zihuatanejo

Sunniest months:
March 28 days
January 27 days
April 27 days
Warmest months:
July 88.3 °F
May 87.4 °F
August 87.3 °F
Warmest sea temp:
August 86.7 °F
September 86.3 °F
July 86.1 °F
Coldest months:
January 83.8 °F
February 84.1 °F
December 84.6 °F
Rainiest months:
August 6 days
September 6 days
June 5 days
Windiest months:
June 6.0 mph
May 5.9 mph
April 5.8 mph

Zihuatanejo on a weather map

Zihuatanejo
+86°F
NE 7 mph
Feels like: +95°F
Precip.: 0%
Places in Mexico:
Name
°F
+84°F
+82°F
+81°F
+77°F
+82°F
+77°F
+81°F
+81°F
+81°F
+79°F
+70°F
+79°F
24 Hours Forecast
Zihuatanejo
Local time: 14:01
December 18, thursday
1500
86°F
NE
7 mph
1800
81°F
E
6 mph
2100
75°F
S
2 mph
December 19, friday
0000
73°F
SW
4 mph
0300
73°F
SW
5 mph
0600
70°F
SW
4 mph
0900
77°F
SW
4 mph
1200
82°F
E
3 mph
Units of measurement: °C / °F