Average sea water temperature in May:
+43.8°F
| Minimum sea water temperature in May: | 49.3°F |
| Maximum sea water temperature in May: | 39.6°F |
Daily sea water temperature in May, °F
Show year:
2026
2025
2024
The average sea water temperature in May of 2026 was 42.8°F. The highest and lowest sea temperatures during the month were 46.4°F and 39.7°F.
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| Tingvellir |
monthly
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| Tingvellir |
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| Tingvellir |
14 days
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| Tingvellir |
Monthly sea water temperature in Tingvellir, °F
Which Iceland resorts have warmest sea in May?
| Place name | May 2026 | May 2025 |
|---|---|---|
| Kopavogur | 44.7°F | 46.8°F |
| Reykjavik | 44.6°F | 47.1°F |
| Tingvellir | 42.8°F | 46.6°F |
| Akureyri | 41.1°F | 41.7°F |
Best time for vacation in Tingvellir
Tingvellir on a weather map
24 Hours Forecast
Tingvellir
Local time: 15:35
September 17, thursday
1800

45°F
E
3 mph
3 mph
2100

43°F
S
3 mph
3 mph
September 18, friday
0000

41°F
SW
3 mph
3 mph
0300

41°F
W
2 mph
2 mph
0600

41°F
N
6 mph
6 mph
0900

43°F
W
2 mph
2 mph
1200

45°F
SW
7 mph
7 mph
1500

43°F
SW
11 mph
11 mph


























