Measurements:
°C
°F
Irvine
72°F
NE 3 mph
Feels like: 72°F
Precip: 3%
World Resorts USA Irvine Weather

Irvine Sea Water Temperature

Current Sea Water Temperature:
+75.2°F
Maximum Sea Water Temperature in October: 76.6°F
Minimum Sea Water Temperature in October: 61.4°F
Average water temperature in October: 69.1°F

Sea Water Temperature for the Last 10 Days:

October 26 75.2°F October 21 74.8°F
October 25 74.6°F October 20 74.2°F
October 24 74.6°F October 19 75.0°F
October 23 75.0°F October 18 75.0°F
October 22 74.8°F October 17 74.2°F

When is the Warmest Sea for Irvine?

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

The average sea surface temperature in August 2026 for Irvine was 76.2°F. The maximum and minimum values were 73.0°F and 79.6°F respectively.

Sea Water Temperature in September

Select Year: 2026 2025 2024

The average sea surface temperature in September 2026 for Irvine was 76.4°F. The maximum and minimum values were 74.4°F and 80.2°F respectively.

Sea Water Temperature in July

Select Year: 2026 2025 2024

The average sea surface temperature in July 2026 for Irvine was 72.6°F. The maximum and minimum values were 68.4°F and 76.4°F respectively.

Best Time to Visit Irvine
The most sunny months:
August 25 days
July 24 days
September 23 days
The most warm months:
August 86.8 °F
September 84.7 °F
July 84.5 °F
Warmest sea temperature:
August 72.3 °F
September 71.7 °F
July 70.4 °F
The most cold months:
January 66.5 °F
December 66.8 °F
March 67.4 °F
The most rainy months:
December 2 days
January 1 day
April 1 day
The most windy months:
May 6 mph
March 6 mph
April 6 mph

Irvine 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
Irvine
Local time: 20:49
26 oct, monday
2100 72°F
NE
3 mph
27 oct, tuesday
0000 68°F
N
4 mph
0300 66°F
NW
3 mph
0600 64°F
N
3 mph
0900 70°F
NW
3 mph
1200 78°F
NE
5 mph
1500 78°F
NE
10 mph
1800 72°F
N
7 mph