World Resorts USA Seaside Weather

Seaside weather in January

Weather in Seaside: January

Average day temperature: 46.7°F
Average night temperature: 43.4°F
Sea water temperature: 49.5°F
Number of sunny days: 5 days
Day length: 8.7 - 9.7 hours
Number of rainy days: 9 days
Precipitation totals: 3.7 in.

Air temperature in January, °F

Show year:
2025
2024
2023
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3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
0
9
18
27
36
45
54
63
Day temperature   
Night temperature

The highest day temperature during January of 2025 was 52°F. At the same time the lowest night temperature was 35°F. Daily and nightly averages during January were 46.5°F and 42.2°F.

Sea water temperature in Seaside in January, °F

Show year:
2025
2024
2023
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
44
46
48
50
52
54
56
58

The average sea water temperature in January of 2025 was 49.9°F. The highest and lowest sea temperatures during the month were 51.3°F and 48.0°F.

Sunny, partly cloudy and cloudy days
Sunny days
Partly cloudy days
Cloudy days
16%
16%
68%

Mostly all days in January are cloudy but sunny and partly cloudy days are also possible.

Precipitation total in January, in.

jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0.0
0.6
1.3
1.9
2.6
3.2
3.9
4.5
2.2
2.9
1.4
1.1
1.5
1.6
1.8
2.2
2.9
1.4
1.1
1.5
1.6
1.8
3.7

Precipitation total value in Seaside in January is 3.7 in. Other months of the year show relatively similar values.

Wind speed in January, mph
jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0.0
1.7
3.4
5.1
6.7
8.4
10.1
11.8
13.5
9.8
9.4
7.4
6.3
5.8
6.4
7.5
7.7
8.1
8.9
9.4
9.8
9.4
7.4
6.3
5.8
6.4
7.5
7.7
8.1
8.9
9.4
9.6

The average wind speed value in January is 9.6 mph It makes January one of the most windy months of the year.

Average sunny hours
jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0.0
1.7
3.4
5.2
6.9
8.6
10.3
12.0
2.2
3.1
5.2
7.2
9.0
10.0
8.5
6.2
4.9
3.6
2.9
2.2
3.1
5.2
7.2
9.0
10.0
8.5
6.2
4.9
3.6
2.9
3.1

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 January is: 3.1.

Best time for vacation in Seaside

Sunniest months:
August 15 days
July 13 days
September 12 days
Warmest months:
August 65.1 °F
July 63.8 °F
September 62.9 °F
Warmest sea temp:
August 57.4 °F
July 56.4 °F
September 55.8 °F
Coldest months:
February 45.5 °F
December 46.7 °F
January 46.7 °F
Rainiest months:
January 9 days
November 7 days
December 5 days
Windiest months:
December 9.8 mph
January 9.6 mph
February 9.4 mph

Seaside on a weather map

Leaflet | Tiles © Esri
Places in USA:
Name
°F
+61°F
+70°F
+77°F
+77°F
+84°F
+63°F
+75°F
+68°F
+75°F
+61°F
+52°F
+75°F
+79°F
+75°F
+63°F
24 Hours Forecast
Seaside
Local time: 18:38
April 22, tuesday
2100
45°F
S
7 mph
April 23, wednesday
0000
45°F
S
8 mph
0300
45°F
S
6 mph
0600
45°F
SW
5 mph
0900
48°F
S
5 mph
1200
54°F
S
9 mph
1500
54°F
SE
12 mph
1800
50°F
S
11 mph
Units of measurement: °C / °F