Measurements:
°C
°F
Newport
46°F
E 14 mph
Feels like: 38°F
Precip: 100%
World Resorts USA Newport Weather

Newport Sea Water Temperature

Current Sea Water Temperature:
+52.2°F
Maximum Sea Water Temperature in January: 53.2°F
Minimum Sea Water Temperature in January: 48.8°F
Average water temperature in January: 50.6°F

Sea Water Temperature for the Last 10 Days:

January 08 52.2°F January 03 52.8°F
January 07 52.4°F January 02 52.2°F
January 06 52.8°F January 01 52.0°F
January 05 52.8°F December 31 52.2°F
January 04 53.0°F December 30 52.2°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:
July 14 days
August 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 47.2 °F
January 48.1 °F
March 48.6 °F
The most rainy months:
January 10 days
December 6 days
November 6 days
The most windy months:
January 11 mph
December 10 mph
February 9 mph

Newport on the Weather Map

USA Resorts:
NAME
Chicago +54
Hawaii +78
Honolulu +78
Houston +78
Las Vegas +54
Los Angeles +58
Maui +72
Miami +86
Miami Beach +80
New York +52
San Diego +64
San Francisco +52
Sarasota +82
Tampa +88
Washington +60
24 Hours Weather Forecast
Newport
Local time: 12:31
08 jan, thursday
1500 48°F
E
12 mph
1800 48°F
E
6 mph
2100 48°F
E
4 mph
09 jan, friday
0000 46°F
N
5 mph
0300 46°F
N
7 mph
0600 44°F
NW
6 mph
0900 44°F
W
6 mph
1200 46°F
W
6 mph