Measurements:
°C
°F
Newport
48°F
NE 4 mph
Feels like: 46°F
Precip: 0%
World Resorts USA Newport Weather

Newport Sea Water Temperature

Current Sea Water Temperature:
+54.2°F
Maximum Sea Water Temperature in April: 54.2°F
Minimum Sea Water Temperature in April: 46.0°F
Average water temperature in April: 50.2°F

Sea Water Temperature for the Last 10 Days:

April 23 54.2°F April 18 51.4°F
April 22 54.0°F April 17 52.0°F
April 21 54.2°F April 16 51.8°F
April 20 54.0°F April 15 51.8°F
April 19 52.2°F April 14 52.4°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 October, August and September.

Average Water Temperature by Month, °F

Sea Water Temperature in October

Select Year: 2025 2024 2023

The average sea surface temperature in October 2025 for Newport was 56.3°F. The maximum and minimum values were 52.6°F and 58.4°F respectively.

Sea Water Temperature in August

Select Year: 2025 2024 2023

The average sea surface temperature in August 2025 for Newport was 56.0°F. The maximum and minimum values were 53.6°F and 60.4°F respectively.

Sea Water Temperature in September

Select Year: 2025 2024 2023

The average sea surface temperature in September 2025 for Newport was 55.4°F. The maximum and minimum values were 50.8°F and 58.6°F respectively.

Best Time to Visit Newport
The most sunny months:
August 14 days
July 14 days
September 13 days
The most warm months:
August 67.0 °F
July 65.7 °F
September 65.0 °F
Warmest sea temperature:
October 54.6 °F
August 54.0 °F
September 53.7 °F
The most cold months:
February 47.9 °F
December 48.6 °F
January 48.8 °F
The most rainy months:
January 9 days
December 6 days
November 6 days
The most windy months:
December 10 mph
January 10 mph
November 9 mph

Newport on the Weather Map

USA Resorts:
NAME
Chicago +70
Hawaii +76
Honolulu +76
Houston +82
Las Vegas +68
Los Angeles +64
Maui +70
Miami +82
Miami Beach +82
New York +76
San Diego +66
San Francisco +58
Sarasota +88
Tampa +86
Washington +82
24 Hours Weather Forecast
Newport
Local time: 09:11
23 apr, thursday
1200 52°F
NE
7 mph
1500 52°F
E
7 mph
1800 52°F
SE
7 mph
2100 46°F
SE
3 mph
24 apr, friday
0000 44°F
SW
2 mph
0300 40°F
W
4 mph
0600 40°F
W
4 mph
0900 52°F
SW
4 mph