Current sea water temperature:
+54.0°F
| Minimum sea water temperature in September: | 61.2°F |
| Maximum sea water temperature in September: | 50.7°F |
| Average sea water temperature in September: | 56.0°F |
| more information | |
14 days
forecast
forecast
| Seaside |
monthly
weather
weather
| Seaside |
Sea water temperature for the last 10 days:
| September 30 | 54.0°F | September 25 | 57.4°F |
| September 29 | 53.8°F | September 24 | 57.0°F |
| September 28 | 55.4°F | September 23 | 55.9°F |
| September 27 | 55.2°F | September 22 | 56.7°F |
| September 26 | 55.4°F | September 21 | 58.3°F |
Monthly sea water temperature, °F
When is the warmest sea in Seaside?
Based on the data about daily sea water temperature for the last three years the warmest sea in Seaside was noticed in August, September and July.
Monthly Sea Temperatures in Seaside, °F
Sea water temperature in August, °F
Show year:
2026
2025
2024
The average sea water temperature in August of 2026 was 56.8°F. The highest and lowest sea temperatures during the month were 61.9°F and 53.2°F.
Sea water temperature in September, °F
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.
Sea water temperature in July, °F
Show year:
2026
2025
2024
The average sea water temperature in July of 2026 was 56.3°F. The highest and lowest sea temperatures during the month were 60.3°F and 51.8°F.
current
weather
weather
| Seaside |
weather in
October
October
| Seaside |
Best time for vacation in Seaside
Seaside on a weather map
Places in USA:
Name
°F
24 Hours Forecast
Seaside
Local time: 06:25
September 30, wednesday
0900
55°F
SW
6 mph
6 mph
1200
57°F
S
11 mph
11 mph
1500
55°F
S
11 mph
11 mph
1800
55°F
S
9 mph
9 mph
2100
54°F
S
9 mph
9 mph
October 01, thursday
0000
54°F
SW
6 mph
6 mph
0300
54°F
SW
5 mph
5 mph
0600
55°F
W
2 mph
2 mph
