17.08
mon
mon
Day
64°F
SE 6 mph
Precip.
8%
8%
Night
57°F
SE 4 mph
Precip.
28%
28%
18.08
tue
tue
Day
64°F
E 6 mph
Precip.
6%
6%
Night
57°F
SE 2 mph
Precip.
37%
37%
19.08
wed
wed
Day
63°F
SE 5 mph
Precip.
27%
27%
Night
54°F
S 5 mph
Precip.
20%
20%
20.08
thu
thu
Day
64°F
SE 6 mph
Precip.
7%
7%
Night
55°F
NE 6 mph
Precip.
22%
22%
21.08
fri
fri
Day
63°F
SE 3 mph
Precip.
16%
16%
Night
55°F
E 2 mph
Precip.
18%
18%
22.08
sat
sat
Day
63°F
E 3 mph
Precip.
21%
21%
Night
55°F
S 6 mph
Precip.
33%
33%
23.08
sun
sun
Day
64°F
NW 11 mph
Precip.
6%
6%
Night
54°F
S 7 mph
Precip.
15%
15%
sea water
temperature
temperature
| Cannon Beach |
monthly
weather
weather
| Cannon Beach |
current
weather
weather
| Cannon Beach |
14 days
forecast
forecast
| Cannon Beach |
Sea water temperature in August, °F
Show year:
2026
2025
2024
The average sea water temperature in August of 2026 was 56.0°F. The highest and lowest sea temperatures during the month were 61.0°F and 52.7°F.
Air temperature in Cannon Beach, °F
Precipitation total in Cannon Beach, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Cannon Beach
Cannon Beach on a weather map
Places in USA:
Name
°F
24 Hours Forecast
Cannon Beach
Local time: 00:25
August 17, monday
0300
54°F
S
5 mph
5 mph
0600
54°F
SW
4 mph
4 mph
0900
59°F
S
4 mph
4 mph
1200
64°F
SE
6 mph
6 mph
1500
66°F
SE
7 mph
7 mph
1800
63°F
SE
7 mph
7 mph
2100
57°F
SE
5 mph
5 mph
August 18, tuesday
0000
57°F
SE
4 mph
4 mph
