Measurements:
°C
°F
Norwalk
84°F
NE 5 mph
Feels like: 84°F
Precip: 0%
World Resorts USA Norwalk Weather

Norwalk Sea Water Temperature

Current Sea Water Temperature:
+59.0°F
Maximum Sea Water Temperature in June: 75.4°F
Minimum Sea Water Temperature in June: 56.4°F
Average water temperature in June: 65.4°F

Sea Water Temperature for the Last 10 Days:

June 04 59.0°F May 29 58.2°F
June 03 56.8°F May 28 57.8°F
June 01 56.4°F May 27 56.6°F
May 31 56.4°F May 26 56.2°F
May 30 58.2°F May 25 53.6°F

When is the Warmest Sea for Norwalk?

According to our data for the last three years for Norwalk 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 Norwalk was 76.2°F. The maximum and minimum values were 73.2°F and 79.2°F respectively.

Sea Water Temperature in July

Select Year: 2025 2024 2023

The average sea surface temperature in July 2025 for Norwalk was 75.2°F. The maximum and minimum values were 71.0°F and 79.6°F respectively.

Sea Water Temperature in September

Select Year: 2025 2024 2023

The average sea surface temperature in September 2025 for Norwalk was 73.5°F. The maximum and minimum values were 72.0°F and 75.6°F respectively.

Best Time to Visit Norwalk
The most sunny months:
November 15 days
September 14 days
October 14 days
The most warm months:
July 85.6 °F
August 82.9 °F
June 78.3 °F
Warmest sea temperature:
August 76.9 °F
July 75.6 °F
September 74.6 °F
The most cold months:
January 34.3 °F
February 35.6 °F
December 39.7 °F
The most rainy months:
July 3 days
October 3 days
April 3 days
The most windy months:
January 10 mph
December 10 mph
November 10 mph

Norwalk on the Weather Map

USA Resorts:
NAME
Boston +90
Chicago +76
Hawaii +78
Honolulu +78
Houston +86
Las Vegas +92
Los Angeles +70
Maui +70
Miami +82
Miami Beach +84
New York +94
San Diego +64
San Francisco +60
Sarasota +94
Tampa +92
24 Hours Weather Forecast
Norwalk
Local time: 13:05
04 jun, thursday
1500 84°F
NE
6 mph
1800 78°F
N
11 mph
2100 68°F
N
8 mph
05 jun, friday
0000 64°F
E
2 mph
0300 62°F
SE
4 mph
0600 62°F
SE
4 mph
0900 74°F
SE
4 mph
1200 82°F
E
6 mph