Naples, Florida weather in January
Temperature, sea and sunshine in January: long-term averages from 30 years of weather data, not a forecast.
Holiday weather in January
Good
Best time to visit: March – May, October – November
What is the weather like in Naples, Florida in January?
In January, Naples, Florida is warm: daytime highs average 23 °C, and nights cool down to about 15 °C. The sea averages 19.9 °C – bracing, so a wetsuit helps for longer swims. Expect around 6 hours of sunshine a day. Rain is rare: about 5 days bring 35 mm in total. All in all, January is a good month for a holiday in Naples, Florida.
January compared
How the weather changes from December to February. Tap a month to open it.
| DecemberDec | JanuaryJan | FebruaryFeb | |
|---|---|---|---|
| Score | 78 | 62 | 74 |
| Day | 24° | 23° | 24° |
| Night | 17° | 15° | 16° |
| Sea | 22° | 20° | 20° |
| Sun | 6 h | 6 h | 7 h |
| Rain days | 4 | 5 | 4 |
More details for January
- Daylight
- 10 h 40 min07:16 – 17:56
- UV index
- 5 · moderateclear sky, noon (estimate)All months
- Muggy days
- 6 daysdew point 18 °C or moreAll months
- Wind
- 20 km/haverage daily peakAll months
- Cloud cover
- 47 %on averageAll months
- Hot days
- 0 days30 °C or moreAll months
- Time zone
- UTC−5America/New_York
How the score comes together
- Temperatureweight 35 %60 %
- Seaweight 25 %41 %
- Sunshineweight 20 %57 %
- Few rainy daysweight 20 %94 %
Each factor is rated from 0 to 100 % and weighted for the travel style “Sun, sea & sand”.
What to pack in January
- Wetsuit for longer swims
- Sunscreen
- A jumper for the evenings
Naples, Florida in January: quick answers
Is Naples, Florida hot in January?
Warm rather than hot: in January, daytime highs in Naples, Florida average 23 °C and nights cool to about 15 °C.
Can you swim in Naples, Florida in January?
Only if you don't mind cold water: in January the sea averages just 19.9 °C. Comfortable swimming is possible from February to December.
Does it rain much in Naples, Florida in January?
Rain is rare: about 5 days bring 35 mm in total.
Naples, Florida month by month
The whole year in Naples, FloridaAll destinations: USAFlorida weather in JanuaryWhere to go in JanuarySea temperature in January
Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, WMO 1991–2020 (NOAA NCEI), GeoNames (CC BY 4.0). Sources & licences