Naples (FL) in December

In December, Naples (FL) averages 25°C (77°F) during the day and 17°C (62°F) at night, with around 12 days of rain (51 mm total).

Peak season

Conditions are comfortable for sightseeing without being sweltering. Plan for unsettled weather and bring rain gear.

December offers comfortable temperatures in Naples (FL), with some rain to plan around.

25°C
Avg high
17°C
Avg low
12
Rain days
51 mm
Rainfall

How December compares to the rest of the year in Naples (FL)

11th
warmest month of the 12
12th
wettest month of the 12
4%
of yearly rainfall falls in December
10 h 31 min
daylight on the 15th

December is one of the coolest months in Naples (FL) (11th of 12) and one of the driest months (12th of 12). Daytime temperature runs 3°C below the annual average (28°C). December runs 2°C cooler than November (27°C) and cools 2°C in January (23°C).

December sunrise & sunset in Naples (FL)

🌅
Sunrise (15th)
7:07 AM
🌇
Sunset (15th)
5:37 PM
Day length
10 h 31 min

Times shown for Naples (FL) local time (America/New_York), calculated for the 15th of December. They shift by a few minutes day to day across the month.

Photography light in Naples (FL) — December

Golden-hour and blue-hour windows for the 15th of December, in Naples (FL)'s local time. Use these for soft warm light (golden) or cool architectural twilight (blue).

🌅 Blue hour (AM)
6:07 AM – 6:47 AM
🌄 Golden hour (AM)
6:47 AM – 7:47 AM
🌇 Golden hour (PM)
4:57 PM – 5:57 PM
🌆 Blue hour (PM)
5:57 PM – 6:37 PM

📅 When to book — Naples (FL) in December

Travel writers usually only tell you when to go. Here's when to book flights and lodging for the best mix of price and availability, based on December's tier (Peak season) and Naples (FL)'s popularity.

✈ Flights — lead time
3-5 months
Flight prices are near their annual peak. Watch fare-alert tools, book directly when you see a fare under the typical range for this city.
🏨 Lodging — lead time
3-5 months
Reasonable selection still available at 3-4 months out, but central locations vanish first.
⚠ Christmas / New Year travel is a global premium-pricing event — many destinations 30-50% above normal. Book 4+ months ahead if your dates are Dec 20 - Jan 2.

December in United States — events that affect travel

Known cultural, religious, or national events that surge prices, fill hotels, or close businesses during this month. Plan around them, or build your itinerary around the ones you'd like to see.

🎄
US Christmas/New Year Window
Travel surge · high impact

Major travel surge plus widespread Dec 24-26 and Jan 1 business closures.

Plan: Book flights and hotels well ahead; expect many restaurants/shops closed Dec 25 and Jan 1.

Crowds & pricing — December in Naples (FL)

Peak season

Naples (FL) is in peak season during this month — expect bigger crowds at famous sights, higher hotel and flight prices, and longer queues. Restaurant reservations a few days out are advisable, and any boutique hotels you have your eye on should be booked weeks ahead. The trade-off: most attractions, restaurants, and seasonal services are fully open, the weather is at its most reliable, and the city feels at its most alive.

Why this tier: excellent tourism weather Christmas / New Year travel surge

Sun & mosquito risk — December in Naples (FL)

☀️ UV Index (noon, 15th)
7.4
High
Cover up and apply SPF 30+ for any outdoor activity longer than 30 minutes.
🦟 Mosquito risk
●●●●○
High
Peak mosquito activity. DEET 30%+, long sleeves at dawn/dusk, sleep under nets if rural.

UV is a clear-sky sea-level estimate — clouds, altitude, and reflective surfaces (snow, water) shift it ±30%. Mosquito risk is climate-derived only; for current disease advisories (dengue, malaria, zika) check the CDC or WHO travel pages before your trip.

Sea temperature in Naples (FL) — December

20.2°C (68°F)
pleasant
warm enough for most swimmers without a wetsuit

Across the year Naples (FL)'s sea swings from 19.7°C (January) to 31.9°C (July) — December sits at 20.2°C.

Naples (FL) in other months

MonthAvg highAvg lowRainfallRain daysSnow days
January 23°C / 74°F 14°C / 58°F 55 mm 13
February 26°C / 78°F 17°C / 62°F 37 mm 12
March 27°C / 81°F 18°C / 64°F 35 mm 12
April 29°C / 84°F 20°C / 68°F 54 mm 17
May 31°C / 87°F 22°C / 71°F 103 mm 20
June 31°C / 87°F 24°C / 75°F 189 mm 28
July 31°C / 88°F 25°C / 76°F 151 mm 30
August 31°C / 89°F 25°C / 76°F 176 mm 30
September 31°C / 87°F 24°C / 75°F 188 mm 27
October 29°C / 85°F 22°C / 72°F 78 mm 20
November 27°C / 80°F 19°C / 66°F 65 mm 14
December 25°C / 77°F 17°C / 62°F 51 mm 12

Other cities with similar December weather

🌍 See the full ranked list of climate twins for Naples (FL) in December →

Frequently asked questions

How hot is Naples (FL) in December?

In December, Naples (FL) averages a high of 25°C (77°F) and a low of 17°C (62°F) — generally warm.

Does it rain a lot in Naples (FL) in December?

December can be fairly wet in Naples (FL), with about 12 rainy days on average.

Is December a good time to visit Naples (FL)?

December is warm. It suits travelers who are comfortable with warm weather; check the month-by-month ranking to compare it against the rest of the year.

What should I pack for Naples (FL) in December?

Pack light layers for warm days and cooler evenings, plus a compact umbrella or rain jacket. See the full December packing list for Naples (FL) for a complete, climate-based checklist.

Open Naples (FL) on the interactive map

Check the live 10-day forecast and sunrise/sunset.