Naples weather in December
December in Naples: cool, soaked, with very humid — a good time to visit.
#10 of 12 months in Naples · #334 of 604 destinations to visit in December · comfort 68/100 (tier C)
Updated June 2026 · climate normals from ERA5 reanalysis
Naples climate normals — December
| Daytime high | 14°C / 58°F | 🙂 cool |
|---|---|---|
| Nighttime low | 9°C / 48°F | |
| Feels like (high) | 13°C / 55°F | |
| Rainfall | 168 mm / 6.6 in | ⛈ soaked |
| Rainy days | 12 days | |
| Humidity | 83% | 💦 very humid |
| Dew point | 10°C / 49°F | |
| Sunshine | 6.3 h/day | |
| Daylight | 9.3 h | |
| Wind | 15 km/h / 9 mph | |
| Air quality (US AQI) | 55 | 🙂 moderate |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Naples in December — FAQ
- Is December a good time to visit Naples?
- December in Naples: cool, soaked, with very humid — a good time to visit. It ranks #10 of 12 months for Naples on SeasonMap's comfort score (68/100).
- What is the weather like in Naples in December?
- In December, Naples averages a daily high of 14.4°C and a low of 8.9°C, with about 168.1 mm of rain over roughly 12.2 rainy days.
- What is the air quality in Naples in December?
- Naples has a mean US Air Quality Index of about 55 in December.