Measurements:
°C
°F
Newport
30°F
S 6 mph
Feels like: 22°F
Precip: 0%
World Resorts USA Newport Weather

Newport Sea Water Temperature

Current Sea Water Temperature:
+33.0°F
Maximum Sea Water Temperature in February: 43.0°F
Minimum Sea Water Temperature in February: 32.0°F
Average water temperature in February: 38.0°F

Sea Water Temperature for the Last 10 Days:

February 21 33.0°F February 16 32.4°F
February 20 36.6°F February 15 32.2°F
February 19 36.6°F February 14 32.0°F
February 18 35.2°F February 13 33.0°F
February 17 33.0°F February 12 32.8°F

When is the Warmest Sea for Newport?

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

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 Newport was 73.2°F. The maximum and minimum values were 68.6°F and 77.4°F respectively.

Sea Water Temperature in July

Select Year: 2025 2024 2023

The average sea surface temperature in July 2025 for Newport was 73.8°F. The maximum and minimum values were 69.4°F and 77.6°F respectively.

Sea Water Temperature in September

Select Year: 2025 2024 2023

The average sea surface temperature in September 2025 for Newport was 70.8°F. The maximum and minimum values were 69.6°F and 72.2°F respectively.

Best Time to Visit Newport
The most sunny months:
November 17 days
September 14 days
October 14 days
The most warm months:
July 82.3 °F
August 81.0 °F
June 75.5 °F
Warmest sea temperature:
August 75.5 °F
July 74.9 °F
September 71.7 °F
The most cold months:
January 34.7 °F
February 36.6 °F
December 39.9 °F
The most rainy months:
March 3 days
October 3 days
April 3 days
The most windy months:
January 10 mph
December 10 mph
March 9 mph

Newport on the Weather Map

USA Resorts:
NAME
Chicago +28
Hawaii +72
Honolulu +72
Houston +74
Las Vegas +34
Los Angeles +40
Maui +66
Miami +74
Miami Beach +78
New York +38
San Diego +44
San Francisco +42
Sarasota +68
Tampa +70
Washington +38
24 Hours Weather Forecast
Newport
Local time: 08:20
21 feb, saturday
0900 30°F
S
6 mph
1200 32°F
SW
4 mph
1500 34°F
W
4 mph
1800 32°F
W
8 mph
2100 30°F
SW
7 mph
22 feb, sunday
0000 28°F
SW
6 mph
0300 28°F
SW
7 mph
0600 28°F
SW
6 mph