Measurements:
°C
°F
Cabo San Lucas
76°F
SE 14 mph
Feels like: 80°F
Precip: 5%
World Resorts Mexico Cabo San Lucas Weather

Cabo San Lucas Sea Water Temperature

Current Sea Water Temperature:
+77.6°F
Maximum Sea Water Temperature in June: 86.8°F
Minimum Sea Water Temperature in June: 71.0°F
Average water temperature in June: 78.3°F

Sea Water Temperature for the Last 10 Days:

June 20 77.6°F June 15 79.0°F
June 19 78.8°F June 14 79.0°F
June 18 81.0°F June 13 79.8°F
June 17 81.4°F June 12 82.0°F
June 16 80.0°F June 11 81.6°F

When is the Warmest Sea for Cabo San Lucas?

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

Average Water Temperature by Month, °F

Sea Water Temperature in September

Select Year: 2025 2024 2023

The average sea surface temperature in September 2025 for Cabo San Lucas was 90.4°F. The maximum and minimum values were 88.6°F and 91.8°F respectively.

Sea Water Temperature in October

Select Year: 2025 2024 2023

The average sea surface temperature in October 2025 for Cabo San Lucas was 89.2°F. The maximum and minimum values were 86.2°F and 91.2°F respectively.

Sea Water Temperature in August

Select Year: 2025 2024 2023

The average sea surface temperature in August 2025 for Cabo San Lucas was 88.8°F. The maximum and minimum values were 86.8°F and 91.2°F respectively.

Best Time to Visit Cabo San Lucas
The most sunny months:
May 29 days
March 26 days
April 26 days
The most warm months:
August 92.5 °F
September 91.4 °F
July 91.3 °F
Warmest sea temperature:
September 88.8 °F
October 88.6 °F
August 88.2 °F
The most cold months:
February 77.5 °F
January 77.7 °F
March 79.7 °F
The most rainy months:
September 4 days
August 3 days
October 2 days
The most windy months:
June 10 mph
May 9 mph
July 9 mph

Cabo San Lucas on the Weather Map

24 Hours Weather Forecast
Cabo San Lucas
Local time: 02:06
20 jun, saturday
0300 76°F
SE
14 mph
0600 80°F
SE
12 mph
0900 84°F
SE
9 mph
1200 84°F
E
11 mph
1500 84°F
E
12 mph
1800 82°F
SE
12 mph
2100 80°F
SE
11 mph
21 jun, sunday
0000 78°F
SE
11 mph