Measurements:
°C
°F
Lewes
56°F
E 6 mph
Feels like: 54°F
Precip: 6%
World Resorts USA Lewes Weather

Lewes Sea Water Temperature

Current Sea Water Temperature:
+61.6°F
Maximum Sea Water Temperature in October: 74.4°F
Minimum Sea Water Temperature in October: 60.0°F
Average water temperature in October: 67.2°F

Sea Water Temperature for the Last 10 Days:

October 26 61.6°F October 21 63.4°F
October 25 62.0°F October 20 63.0°F
October 24 61.4°F October 19 64.2°F
October 23 62.0°F October 18 67.2°F
October 22 63.6°F October 17 69.6°F

When is the Warmest Sea for Lewes?

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

Average Water Temperature by Month, °F

Sea Water Temperature in July

Select Year: 2026 2025 2024

The average sea surface temperature in July 2026 for Lewes was 79.0°F. The maximum and minimum values were 74.2°F and 85.6°F respectively.

Sea Water Temperature in August

Select Year: 2026 2025 2024

The average sea surface temperature in August 2026 for Lewes was 80.8°F. The maximum and minimum values were 77.4°F and 85.8°F respectively.

Sea Water Temperature in September

Select Year: 2026 2025 2024

The average sea surface temperature in September 2026 for Lewes was 77.0°F. The maximum and minimum values were 67.8°F and 81.2°F respectively.

Best Time to Visit Lewes
The most sunny months:
November 17 days
October 15 days
June 15 days
The most warm months:
July 86.9 °F
August 84.1 °F
June 80.8 °F
Warmest sea temperature:
July 79.8 °F
August 79.3 °F
September 76.1 °F
The most cold months:
January 39.2 °F
February 42.3 °F
December 44.8 °F
The most rainy months:
August 4 days
July 3 days
February 3 days
The most windy months:
March 12 mph
January 12 mph
February 11 mph

Lewes on the Weather Map

USA Resorts:
NAME
F°
Boston +58
Chicago +58
Hawaii +80
Houston +74
Las Vegas +64
Los Angeles +74
Maui +72
Miami +82
New York +62
Panama City Beach +64
San Diego +74
San Francisco +60
Santa Monica +72
Tampa +72
Washington +58
24 Hours Weather Forecast
Lewes
Local time: 00:42
27 oct, tuesday
0300 54°F
SE
6 mph
0600 54°F
S
8 mph
0900 58°F
SW
11 mph
1200 64°F
SW
7 mph
1500 64°F
W
9 mph
1800 56°F
W
7 mph
2100 54°F
W
7 mph
28 oct, wednesday
0000 54°F
W
6 mph