Average sea water temperature in April:
+39.9°F
| Minimum sea water temperature in April: | 43.9°F |
| Maximum sea water temperature in April: | 36.0°F |
Daily sea water temperature in April, °F
Show year:
2026
2025
2024
The average sea water temperature in April of 2026 was 38.4°F. The highest and lowest sea temperatures during the month were 41.9°F and 36.1°F.
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| Reykjavik |
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Monthly sea water temperature in Reykjavik, °F
Which Iceland resorts have warmest sea in April?
| Place name | April 2026 | April 2025 |
|---|---|---|
| Kopavogur | 38.4°F | 41.4°F |
| Reykjavik | 38.4°F | 41.6°F |
| Tingvellir | 37.4°F | 40.2°F |
| Akureyri | 36.6°F | 35.5°F |
Best time for vacation in Reykjavik
Reykjavik on a weather map
24 Hours Forecast
Reykjavik
Local time: 13:33
June 09, tuesday
1500

50°F
W
6 mph
6 mph
1800

48°F
NW
10 mph
10 mph
2100

48°F
W
7 mph
7 mph
June 10, wednesday
0000

46°F
W
9 mph
9 mph
0300

46°F
W
11 mph
11 mph
0600

46°F
SW
10 mph
10 mph
0900

50°F
W
9 mph
9 mph
1200

54°F
W
4 mph
4 mph

























