World Resorts

USA

Seaside Weather

Seaside 14 Days Forecast

30.09
wed

Day

57°F

S 11 mph

Precip.
14%

Night

54°F

SW 6 mph

Precip.
26%

01.10
thu

Day

59°F

NE 3 mph

Precip.
16%

Night

57°F

S 1 mph

Precip.
22%

02.10
fri

Day

57°F

S 7 mph

Precip.
7%

Night

55°F

SW 7 mph

Precip.
6%

03.10
sat

Day

61°F

S 13 mph

Precip.
4%

Night

57°F

SW 8 mph

Precip.
13%

04.10
sun

Day

61°F

NW 9 mph

Precip.
6%

Night

55°F

NE 4 mph

Precip.
12%

05.10
mon

Day

57°F

S 8 mph

Precip.
14%

Night

55°F

S 6 mph

Precip.
27%

06.10
tue

Day

59°F

NW 11 mph

Precip.
12%

Night

55°F

SW 11 mph

Precip.
28%

07.10
wed

Day

63°F

N 3 mph

Precip.
16%

Night

61°F

W 6 mph

Precip.
7%

08.10
thu

Day

64°F

E 2 mph

Precip.
3%

Night

59°F

S 4 mph

Precip.
6%

09.10
fri

Day

61°F

S 9 mph

Precip.
8%

Night

57°F

SW 6 mph

Precip.
9%

10.10
sat

Day

66°F

SW 9 mph

Precip.
5%

Night

61°F

W 6 mph

Precip.
3%

11.10
sun

Day

64°F

NE 4 mph

Precip.
3%

Night

55°F

NE 6 mph

Precip.
9%

12.10
mon

Day

57°F

SE 3 mph

Precip.
10%

Night

57°F

S 6 mph

Precip.
28%

13.10
tue

Day

57°F

NW 7 mph

Precip.
9%

Night

54°F

S 6 mph

Precip.
13%

sea water
temperature

Seaside

monthly
weather

Seaside

current
weather

Seaside

7 days
forecast

Seaside

January
February
March
April

May
June
July
August

September
October
November
December

Show year:

2026

2025

2024

The average sea water temperature in September of 2026 was 57.9°F. The highest and lowest sea temperatures during the month were 61.2°F and 53.8°F.

Show year:

2025

2024

2023

The average sea water temperature in October of 2025 was 55.8°F. The highest and lowest sea temperatures during the month were 57.4°F and 54.1°F.