Measurements:
°C
°F
Seaside
52°F
SW 4 mph
Feels like: 52°F
Precip: 51%
World Resorts USA Seaside Weather

7 Day Weather Forecast

10.26
mon
DAY
54°F
NW 7 mph
precip
29%
NIGHT
52°F
E 2 mph
precip
63%
10.27
tue
DAY
54°F
E 7 mph
precip
16%
NIGHT
52°F
NE 15 mph
precip
61%
10.28
wed
DAY
52°F
E 9 mph
precip
57%
NIGHT
48°F
N 12 mph
precip
31%
10.29
thu
DAY
48°F
NW 9 mph
precip
48%
NIGHT
46°F
NW 7 mph
precip
28%
10.30
fri
DAY
48°F
NW 9 mph
precip
36%
NIGHT
46°F
NW 9 mph
precip
40%
10.31
sat
DAY
48°F
N 7 mph
precip
43%
NIGHT
44°F
N 11 mph
precip
29%
11.01
sun
DAY
52°F
N 6 mph
precip
16%
NIGHT
44°F
W 7 mph
precip
12%

Seaside Sea Water Temperature in October, °F

Select Year: 2026 2025 2024

The average sea surface temperature in October 2026 for Seaside was 12.0°F. The maximum and minimum values were 10.8°F and 14.0°F respectively.

Seaside on the Weather Map

Best Time to Visit Seaside
The most sunny months:
August 11 days
September 11 days
July 10 days
The most warm months:
August 66.6 °F
July 64.6 °F
September 63.9 °F
Warmest sea temperature:
August 58.1 °F
September 56.7 °F
July 56.6 °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