Measurements:
°C
°F
Monterey
54°F
E 5 mph
Feels like: 54°F
Precip: 19%
World Resorts USA Monterey Weather

Monterey Sea Water Temperature

Current Sea Water Temperature:
+67.6°F
Maximum Sea Water Temperature in October: 68.2°F
Minimum Sea Water Temperature in October: 54.2°F
Average water temperature in October: 60.2°F

Sea Water Temperature for the Last 10 Days:

October 26 67.6°F October 21 66.8°F
October 25 67.6°F October 20 66.8°F
October 24 68.2°F October 19 68.0°F
October 23 66.8°F October 18 68.0°F
October 22 66.8°F October 17 66.8°F

When is the Warmest Sea for Monterey?

According to our data for the last three years for Monterey 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: 2026 2025 2024

The average sea surface temperature in September 2026 for Monterey was 60.8°F. The maximum and minimum values were 57.0°F and 64.0°F respectively.

Sea Water Temperature in October

Select Year: 2026 2025 2024

The average sea surface temperature in October 2026 for Monterey was 65.4°F. The maximum and minimum values were 61.6°F and 68.2°F respectively.

Sea Water Temperature in August

Select Year: 2026 2025 2024

The average sea surface temperature in August 2026 for Monterey was 59.3°F. The maximum and minimum values were 56.0°F and 62.0°F respectively.

Best Time to Visit Monterey
The most sunny months:
November 17 days
June 17 days
July 17 days
The most warm months:
September 68.7 °F
August 68.2 °F
October 67.6 °F
Warmest sea temperature:
September 60.7 °F
October 60.2 °F
August 60.0 °F
The most cold months:
December 58.0 °F
February 58.2 °F
January 58.4 °F
The most rainy months:
March 4 days
February 3 days
January 3 days
The most windy months:
May 8 mph
April 8 mph
February 8 mph

Monterey on the Weather Map

USA Resorts:
NAME
F°
Boston +58
Chicago +58
Hawaii +80
Houston +74
Las Vegas +64
Los Angeles +74
Maui +72
Miami +82
New York +62
Panama City Beach +64
San Diego +74
San Francisco +60
Santa Monica +72
Tampa +74
Washington +58
24 Hours Weather Forecast
Monterey
Local time: 20:50
26 oct, monday
2100 54°F
E
5 mph
27 oct, tuesday
0000 52°F
E
4 mph
0300 52°F
E
4 mph
0600 50°F
SE
2 mph
0900 56°F
SE
4 mph
1200 62°F
SE
8 mph
1500 60°F
SE
9 mph
1800 54°F
E
5 mph