Current sea water temperature:
+50.5°F
| Minimum sea water temperature in April: | 54.5°F |
| Maximum sea water temperature in April: | 46.9°F |
| Average sea water temperature in April: | 49.4°F |
| more information | |
14 days
forecast
forecast
| Whidbey Island |
monthly
weather
weather
| Whidbey Island |
Sea water temperature for the last 10 days:
| April 9 | 50.5°F | April 4 | 49.1°F |
| April 8 | 50.5°F | April 3 | 49.3°F |
| April 7 | 49.8°F | April 2 | 49.3°F |
| April 6 | 49.5°F | April 1 | 49.6°F |
| April 5 | 49.3°F | March 31 | 48.2°F |
Monthly sea water temperature, °F
When is the warmest sea in Whidbey Island?
Based on the data about daily sea water temperature for the last three years the warmest sea in Whidbey Island was noticed in August, July and September.
Monthly Sea Temperatures in Whidbey Island, °F
Sea water temperature in August, °F
Show year:
2025
2024
2023
The average sea water temperature in August of 2025 was 59.5°F. The highest and lowest sea temperatures during the month were 61.3°F and 57.0°F.
Sea water temperature in July, °F
Show year:
2025
2024
2023
The average sea water temperature in July of 2025 was 58.3°F. The highest and lowest sea temperatures during the month were 60.3°F and 56.8°F.
Sea water temperature in September, °F
Show year:
2025
2024
2023
The average sea water temperature in September of 2025 was 58.4°F. The highest and lowest sea temperatures during the month were 61.3°F and 55.4°F.
current
weather
weather
| Whidbey Island |
weather in
April
April
| Whidbey Island |
Best time for vacation in Whidbey Island
Whidbey Island on a weather map
Places in USA:
Name
°F
24 Hours Forecast
Whidbey Island
Local time: 02:39
April 09, thursday
0300
43°F
S
4 mph
4 mph
0600
43°F
S
4 mph
4 mph
0900
48°F
S
6 mph
6 mph
1200
54°F
S
8 mph
8 mph
1500
54°F
S
8 mph
8 mph
1800
55°F
S
7 mph
7 mph
2100
50°F
S
4 mph
4 mph
April 10, friday
0000
48°F
S
3 mph
3 mph
