Measurements:
°C
°F
CURRENT WEATHER
14:46
Seaside
66°F
NE 17 mph
Feels like: 66°F
Precip: 21%
World Resorts USA Seaside Weather

7 Day Weather Forecast

08.25
tue
DAY
66°F
N 21 mph
precip
22%
NIGHT
56°F
N 8 mph
precip
26%
08.26
wed
DAY
62°F
NE 14 mph
precip
10%
NIGHT
60°F
N 11 mph
precip
35%
08.27
thu
DAY
62°F
NE 11 mph
precip
17%
NIGHT
56°F
W 3 mph
precip
13%
08.28
fri
DAY
60°F
E 4 mph
precip
28%
NIGHT
58°F
S 9 mph
precip
26%
08.29
sat
DAY
62°F
S 6 mph
precip
11%
NIGHT
58°F
S 4 mph
precip
26%
08.30
sun
DAY
58°F
S 6 mph
precip
12%
NIGHT
56°F
SW 5 mph
precip
15%
08.31
mon
DAY
60°F
NE 7 mph
precip
18%
NIGHT
56°F
N 8 mph
precip
29%

Seaside Sea Water Temperature in August, °F

Select Year: 2026 2025 2024

The average sea surface temperature in August 2026 for Seaside was 13.4°F. The maximum and minimum values were 11.8°F and 16.3°F respectively.

Seaside on the Weather Map

Best Time to Visit Seaside
The most sunny months:
August 13 days
September 12 days
October 11 days
The most warm months:
August 66.5 °F
July 64.6 °F
September 64.2 °F
Warmest sea temperature:
August 58.0 °F
July 56.6 °F
September 56.4 °F
The most cold months:
February 45.7 °F
January 47.0 °F
December 47.1 °F
The most rainy months:
January 8 days
November 6 days
December 5 days
The most windy months:
December 10 mph
January 9 mph
November 9 mph
more details