In December warmest sea in Lazio is usually observed in the following locations: Fiuggi, Ostia, Rome.
Table below shows the average sea water temperature for marine resorts of Lazio in December for the last three years.
| Place name | December 2023 | December 2022 | December 2021 |
|---|---|---|---|
| Fiuggi | 63.0°F | 62.3°F | 61.9°F |
| Ostia | 62.1°F | 62.2°F | 61.7°F |
| Rome | 62.1°F | 62.2°F | 61.9°F |
| Porto Santo Stefano | 61.9°F | 61.9°F | 61.5°F |
| Civitavecchia | 61.8°F | 61.8°F | 61.7°F |
| Santa Marinella | 61.8°F | 61.7°F | 61.8°F |
| Orbetello | 61.8°F | 61.8°F | 61.5°F |
| Fiumicino | 61.7°F | 61.7°F | 61.3°F |
| Marina di Grosseto | 61.7°F | 61.9°F | 61.2°F |
| Francavilla al Mare | 55.4°F | 56.0°F | 58.5°F |
| Pescara | 55.4°F | 56.1°F | 58.4°F |
| Roseto degli Abruzzi | 55.2°F | 55.7°F | 56.2°F |
| Silvi | 55.1°F | 55.7°F | 57.7°F |
| Montesilvano | 55.1°F | 55.7°F | 57.7°F |
Charts below show average sea water temperature for Lazio resorts with the warmest sea in December.
You can also check other months of the year to see sea temperature of Lazio resorts at that time.
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