Average sea water temperature in September:
+50.0°F
| Minimum sea water temperature in September: | 55.0°F |
| Maximum sea water temperature in September: | 46.0°F |
Daily sea water temperature in September, °F
Show year:
2025
2024
2023
The average sea water temperature in September of 2025 was 51.6°F. The highest and lowest sea temperatures during the month were 55.0°F and 49.3°F.
sea water
temperature
temperature
| Tingvellir |
monthly
weather
weather
| Tingvellir |
current
weather
weather
| Tingvellir |
14 days
forecast
forecast
| Tingvellir |
Monthly sea water temperature in Tingvellir, °F
Which Iceland resorts have warmest sea in September?
| Place name | September 2025 | September 2024 |
|---|---|---|
| Kopavogur | 54.4°F | 48.9°F |
| Reykjavik | 53.7°F | 48.8°F |
| Tingvellir | 51.6°F | 48.3°F |
| Akureyri | 48.2°F | 45.7°F |
Best time for vacation in Tingvellir
Tingvellir on a weather map
24 Hours Forecast
Tingvellir
Local time: 15:56
January 12, monday
1800

18°F
S
14 mph
14 mph
2100

19°F
S
15 mph
15 mph
January 13, tuesday
0000

21°F
S
15 mph
15 mph
0300

21°F
SE
16 mph
16 mph
0600

23°F
SE
13 mph
13 mph
0900

23°F
S
11 mph
11 mph
1200

21°F
SE
7 mph
7 mph
1500

18°F
S
6 mph
6 mph


























