World Resorts USA Cannon Beach Weather

Cannon Beach sea water temperature

Current sea water temperature:
+51.3°F
Minimum sea water temperature in April: 52.9°F
Maximum sea water temperature in April: 47.5°F
Average sea water temperature in April: 50.3°F

Sea water temperature for the last 10 days:

April 8 51.3°F April 3 50.2°F
April 7 51.6°F April 2 50.0°F
April 6 51.8°F April 1 50.0°F
April 5 50.9°F March 31 50.0°F
April 4 50.9°F March 30 49.8°F

When is the warmest sea in Cannon Beach?

Based on the data about daily sea water temperature for the last three years the warmest sea in Cannon Beach was noticed in August, July and September.

Monthly Sea Temperatures in Cannon Beach, °F

Sea water temperature in August, °F

Show year:
2025
2024
2023

The average sea water temperature in August of 2025 was 57.2°F. The highest and lowest sea temperatures during the month were 60.1°F and 54.5°F.

Sea water temperature in July, °F

Show year:
2025
2024
2023

The average sea water temperature in July of 2025 was 52.8°F. The highest and lowest sea temperatures during the month were 55.2°F and 49.8°F.

Sea water temperature in September, °F

Show year:
2025
2024
2023

The average sea water temperature in September of 2025 was 54.9°F. The highest and lowest sea temperatures during the month were 58.5°F and 49.8°F.

Best time for vacation in Cannon Beach

Sunniest months:
August 13 days
September 12 days
July 11 days
Warmest months:
August 65.2 °F
July 63.4 °F
September 63.1 °F
Warmest sea temp:
August 57.3 °F
July 55.8 °F
September 55.6 °F
Coldest months:
February 46.2 °F
January 47.4 °F
December 47.5 °F
Rainiest months:
January 8 days
November 7 days
December 5 days
Windiest months:
December 9.9 mph
January 9.4 mph
November 9.0 mph

Cannon Beach on a weather map

Cannon Beach
+41°F
SW 2 mph
Feels like: +37°F
Precip.: 0%
Places in USA:
Name
°F
+34°F
+72°F
+72°F
+64°F
+57°F
+70°F
+73°F
+68°F
+30°F
+59°F
+55°F
+64°F
+63°F
+57°F
+37°F
24 Hours Forecast
Cannon Beach
Local time: 04:03
April 08, wednesday
0600
41°F
W
2 mph
0900
46°F
W
1 mph
1200
54°F
SE
5 mph
1500
55°F
SE
7 mph
1800
55°F
SE
6 mph
2100
50°F
S
6 mph
April 09, thursday
0000
48°F
SW
5 mph
0300
48°F
SW
4 mph
Units of measurement: °C / °F