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The weather in Castelsardo in July is hot. The average temperatures are between 21°C and 28°C.
There shouldn't be any rainy days in in Castelsardo during July. Having said that, the days are very hot in July so hanging out outside is more recomanded during the after noons and evening time.
Our weather forecast can give you a great sense of what weather to expect in Castelsardo in July 2025.
If you’re planning to visit Castelsardo in the near future, we highly recommend that you review the 14 day weather forecast for Castelsardo before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 12° / 8° | 5 | 26 | 0 | 84 mm | Ok | Castelsardo in January |
| February | 12° / 7° | 4 | 23 | 1 | 72 mm | Ok | Castelsardo in February |
| March | 14° / 8° | 5 | 27 | 0 | 68 mm | Good | Castelsardo in March |
| April | 17° / 11° | 4 | 26 | 0 | 67 mm | Good | Castelsardo in April |
| May | 20° / 14° | 3 | 28 | 0 | 53 mm | Good | Castelsardo in May |
| June | 25° / 18° | 2 | 28 | 0 | 29 mm | Perfect | Castelsardo in June |
| July | 28° / 21° | 0 | 31 | 0 | 14 mm | Perfect | Castelsardo in July |
| August | 28° / 22° | 2 | 29 | 0 | 26 mm | Perfect | Castelsardo in August |
| September | 25° / 19° | 2 | 28 | 0 | 57 mm | Perfect | Castelsardo in September |
| October | 21° / 16° | 4 | 27 | 0 | 85 mm | Good | Castelsardo in October |
| November | 16° / 12° | 6 | 24 | 0 | 119 mm | Good | Castelsardo in November |
| December | 13° / 9° | 4 | 27 | 0 | 82 mm | Ok | Castelsardo in December |