World Resorts USA Sea Isle City Weather

Sea Isle City weather in August

Weather in Sea Isle City: August

Average day temperature: 79.0°F
Average night temperature: 71.6°F
Sea water temperature: 74.6°F
Number of sunny days: 13 days
Day length: 13.1 - 14.2 hours
Number of rainy days: 2 days
Precipitation totals: 1.8 in.

Air temperature in August, °F

Show year:
2026
2025
2024

The highest day temperature during August of 2026 was 88°F. At the same time the lowest night temperature was 68°F. Daily and nightly averages during August were 79.6°F and 73.8°F.

Sea water temperature in Sea Isle City in August, °F

Show year:
2026
2025
2024

The average sea water temperature in August of 2026 was 76.1°F. The highest and lowest sea temperatures during the month were 77.7°F and 74.1°F.

Sunny, partly cloudy and cloudy days

Mostly all days in August are sunny but cloudy days are also possible.

Precipitation total in August, in.

Precipitation total value in Sea Isle City in August is 1.8 in. Other months of the year show relatively similar values.

Wind speed in August, mph

The average wind speed value in August is 8.6 mph It makes August one of the least windy months of the year.

Average sunny hours

This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in August is: 8.4.

Best time for vacation in Sea Isle City

Sunniest months:
November 18 days
October 15 days
June 15 days
Warmest months:
July 81.1 °F
August 79.0 °F
June 75.2 °F
Warmest sea temp:
July 74.7 °F
August 74.5 °F
September 72.9 °F
Coldest months:
January 39.7 °F
February 41.5 °F
December 44.6 °F
Rainiest months:
July 3 days
October 2 days
April 2 days
Windiest months:
January 11.7 mph
March 11.7 mph
December 11.2 mph

Sea Isle City on a weather map

Sea Isle City
+72°F
NE 9 mph
Feels like: +72°F
Precip.: 7%
Places in USA:
Name
°F
+64°F
+70°F
+79°F
+79°F
+70°F
+82°F
+66°F
+72°F
+70°F
+61°F
+66°F
+75°F
+84°F
+66°F
24 Hours Forecast
Sea Isle City
Local time: 03:53
September 17, thursday
0600
70°F
NE
7 mph
0900
73°F
NE
9 mph
1200
75°F
N
12 mph
1500
75°F
N
13 mph
1800
75°F
N
16 mph
2100
73°F
N
16 mph
September 18, friday
0000
73°F
NE
16 mph
0300
73°F
NE
14 mph
Units of measurement: °C / °F