Current sea water temperature:
+48.0°F
| Minimum sea water temperature in September: | 56.1°F |
| Maximum sea water temperature in September: | 47.5°F |
| Average sea water temperature in September: | 51.4°F |
| more information | |
14 days
forecast
forecast
| Girdwood |
monthly
weather
weather
| Girdwood |
Sea water temperature for the last 10 days:
| September 19 | 48.0°F | September 14 | 48.7°F |
| September 18 | 48.2°F | September 13 | 48.7°F |
| September 17 | 49.3°F | September 12 | 48.2°F |
| September 16 | 49.1°F | September 11 | 50.0°F |
| September 15 | 49.1°F | September 10 | 49.8°F |
Monthly sea water temperature, °F
When is the warmest sea in Girdwood?
Based on the data about daily sea water temperature for the last three years the warmest sea in Girdwood was noticed in August, July and September.
Monthly Sea Temperatures in Girdwood, °F
Sea water temperature in August, °F
Show year:
2026
2025
2024
The average sea water temperature in August of 2026 was 55.1°F. The highest and lowest sea temperatures during the month were 57.4°F and 52.2°F.
Sea water temperature in July, °F
Show year:
2026
2025
2024
The average sea water temperature in July of 2026 was 53.5°F. The highest and lowest sea temperatures during the month were 55.9°F and 50.5°F.
Sea water temperature in September, °F
Show year:
2026
2025
2024
The average sea water temperature in September of 2026 was 49.6°F. The highest and lowest sea temperatures during the month were 51.6°F and 48.0°F.
current
weather
weather
| Girdwood |
weather in
September
September
| Girdwood |
Best time for vacation in Girdwood
Girdwood on a weather map
Places in USA:
Name
°F
24 Hours Forecast
Girdwood
Local time: 01:22
September 19, saturday
0300
37°F
NW
7 mph
7 mph
0600
37°F
W
8 mph
8 mph
0900
37°F
W
9 mph
9 mph
1200
39°F
W
9 mph
9 mph
1500
36°F
W
10 mph
10 mph
1800
37°F
W
9 mph
9 mph
2100
36°F
W
8 mph
8 mph
September 20, sunday
0000
37°F
W
7 mph
7 mph
