Current sea water temperature:
+48.0°F
| Minimum sea water temperature in December: | 49.8°F |
| Maximum sea water temperature in December: | 46.4°F |
| Average sea water temperature in December: | 47.8°F |
| more information | |
14 days
forecast
forecast
| Whidbey Island |
monthly
weather
weather
| Whidbey Island |
Sea water temperature for the last 10 days:
| December 4 | 48.0°F | November 29 | 49.5°F |
| December 3 | 48.0°F | November 28 | 49.1°F |
| December 2 | 48.0°F | November 27 | 49.3°F |
| December 1 | 48.2°F | November 26 | 49.5°F |
| November 30 | 48.9°F | November 25 | 49.6°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
December
December
| 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: 20:51
December 04, thursday
2100
43°F
NW
3 mph
3 mph
December 05, friday
0000
43°F
NW
4 mph
4 mph
0300
45°F
NW
2 mph
2 mph
0600
46°F
NW
4 mph
4 mph
0900
46°F
NW
7 mph
7 mph
1200
48°F
N
7 mph
7 mph
1500
50°F
NE
2 mph
2 mph
1800
52°F
NE
4 mph
4 mph
