Measurements:
°C
°F
Houston
46°F
S 9 mph
Feels like: 40°F
Precip: 0%
World Resorts USA Houston Weather

Houston Sea Water Temperature

Current Sea Water Temperature:
+67.8°F
Maximum Sea Water Temperature in December: 70.8°F
Minimum Sea Water Temperature in December: 57.4°F
Average water temperature in December: 64.2°F

Sea Water Temperature for the Last 10 Days:

December 04 67.8°F November 29 70.8°F
December 03 68.2°F November 28 71.8°F
December 02 68.6°F November 27 73.2°F
December 01 69.0°F November 26 75.6°F
November 30 69.8°F November 25 75.4°F

When is the Warmest Sea for Houston?

According to our data for the last three years for Houston the highest average sea water temperature was in August, July and June.

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 Houston was 92.0°F. The maximum and minimum values were 90.6°F and 92.8°F respectively.

Sea Water Temperature in July

Select Year: 2025 2024 2023

The average sea surface temperature in July 2025 for Houston was 90.4°F. The maximum and minimum values were 89.2°F and 92.6°F respectively.

Sea Water Temperature in June

Select Year: 2025 2024 2023

The average sea surface temperature in June 2025 for Houston was 88.6°F. The maximum and minimum values were 86.2°F and 90.0°F respectively.

Best Time to Visit Houston
The most sunny months:
October 16 days
August 13 days
September 12 days
The most warm months:
August 98.8 °F
July 97.4 °F
June 95.6 °F
Warmest sea temperature:
August 91.0 °F
July 90.1 °F
June 88.1 °F
The most cold months:
January 59.6 °F
February 64.4 °F
December 64.9 °F
The most rainy months:
July 7 days
August 7 days
June 6 days
The most windy months:
April 10 mph
May 9 mph
March 9 mph

Houston on the Weather Map

USA Resorts:
NAME
Chicago 0
Hawaii +78
Honolulu +78
Houston +46
Las Vegas +44
Los Angeles +56
Maui +72
Miami +72
Miami Beach +80
New York +20
San Diego +58
San Francisco +48
Sarasota +64
Tampa +64
Washington +28
24 Hours Weather Forecast
Houston
Local time: 23:59
05 dec, friday
0000 46°F
S
9 mph
0300 44°F
S
9 mph
0600 42°F
S
11 mph
0900 42°F
SW
5 mph
1200 44°F
NW
2 mph
1500 48°F
SE
1 mph
1800 48°F
NW
1 mph
2100 48°F
NW
2 mph