Weather Forecast – Castelsardo Marina
The weather forecast for Castelsardo Marina
The Gulf of Asinara area enjoys a mild climate year-round
The Weather
Castelsardo Harbour
Marina di Castelsardo
12:05 pm,
Apr 15, 2026
17°C
scattered clouds
Hourly Forecast
2:00 pm
17°/18°°C
0 mm
0%
9 mph
78%
1015 mb
0 mm/h
Castelsardo and its Mediterranean climate
The location is notable for its typical Mediterranean climate, ideal for sailing and tourism for most of the year.
Average Annual Temperatures
The weather in Castelsardo has moderate seasonal variations.
| Period | Max. Average Temp. | Min. Average Temp. | Average Wind Speed |
| Summer (June-Sep) | 30°C | 17°C | 10.1 Kn |
| Autumn (Oct-Nov) | 23°C | 13°C | 9.9 Kn |
| Winter (Dec-Mar) | 15°C | 6°C | 11.3 Kn |
| Spring (Apri-May) | 20°C | 9°C | 11.3 Kn |
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