Naples weather in December
December is one of the least pleasant months in Naples: highs of 12°C (53°F) and about 84 mm (3.3 in) of rain on average. Nights average 5°C (41°F) and cloud cover 58% (NASA POWER, 2001–2025 averages). The sea averages 18°C (64°F). It is the 3rd wettest month of the year and the 3rd coolest. Compared with November, it is cooler and drier; January brings highs of 11°C (51°F) and 88 mm (3.5 in) of rain.
Is December a good time to visit Naples?
least pleasant month Weather score 50/100.
December is one of the least pleasant months for weather in Naples. For better conditions, consider May–Oct.
Does it rain a lot in Naples in December?
Some rain is normal: about 84 mm (3.3 in) falls in an average December. It is the 3rd wettest month of the year.
How warm is Naples in December?
Days average 12°C (53°F) and nights 5°C (41°F).
Naples weather by month
| Month | High | Low | Rain | Cloud | Sea | Weather |
|---|---|---|---|---|---|---|
| January | 11°C (51°F) | 4°C (39°F) | 88 mm | 61% | 16°C (61°F) | least pleasant |
| February | 11°C (52°F) | 4°C (39°F) | 68 mm | 60% | 15°C (59°F) | least pleasant |
| March | 14°C (57°F) | 6°C (43°F) | 70 mm | 57% | 15°C (60°F) | fair |
| April | 18°C (64°F) | 9°C (48°F) | 56 mm | 52% | 17°C (62°F) | fair |
| May | 22°C (72°F) | 13°C (55°F) | 47 mm | 45% | 20°C (67°F) | best |
| June | 28°C (82°F) | 17°C (63°F) | 33 mm | 32% | 24°C (76°F) | best |
| July | 31°C (88°F) | 20°C (68°F) | 25 mm | 19% | 27°C (81°F) | best |
| August | 31°C (88°F) | 20°C (68°F) | 24 mm | 21% | 28°C (82°F) | best |
| September | 26°C (79°F) | 16°C (61°F) | 68 mm | 38% | 26°C (78°F) | best |
| October | 22°C (71°F) | 13°C (55°F) | 76 mm | 44% | 22°C (71°F) | best |
| November | 16°C (61°F) | 9°C (48°F) | 116 mm | 56% | 20°C (68°F) | least pleasant |
| December | 12°C (53°F) | 5°C (41°F) | 84 mm | 58% | 18°C (64°F) | least pleasant |
Sources: 2001–2025 monthly averages from NASA POWER (MERRA-2 reanalysis), sea temperature from Open-Meteo Marine. Page updated . How we rate months