Naples weather in January

In January, Naples sees average daytime highs of 72°F and overnight lows near 59°F, with 1.7 in of rain across 4.9 wet days and about 10.5 hours of daylight. It is the 12th-warmest and 8th-wettest month of the year here.

Day-to-day highs hold fairly steady near 72°F through the month. The sky is clear or mostly clear about 45% of the time in January, and the air most often feels dry.

Daylight stretches from about 10 h 24 min at the start of January to 10 h 48 min by month's end. Set against the rest of the year, January is Naples's 7th-clearest and 2nd-windiest month. For the whole year in context, see Naples's year-round climate.

Daytime high
72°
12th warmest
Overnight low
59°
1st coldest
Rainfall
1.7 in
4.9 wet days
Daylight
10 h 30 min
7:21 AM – 5:52 PM
Cloud cover
47%
7th clearest
Wind
9 mph
2nd windiest
Solar energy
3.75 kWh/m²
Travel score
7.7
out of 10

Naples is city in Collier County, Florida, United States.

Density
506/km²
people per km²
Founded
1886

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in January

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 72°F through the month.

A typical January day in Naples reaches about 72°F in the afternoon and slips back to 59°F overnight — a 13°F spread between the day's warmth and the night's chill. On most days the high lands between 64°F and 78°F. Set against its neighbours, January runs about 2°F cooler than December and about 1°F cooler than February.

40°50°60°70°80°151015202531
Avg high (°F)Avg low (°F)
17360
27360
37360
47360
57260
67260
77260
87259
97259
107259
117259
127259
137259
147259
157259
167258
177158
187158
197158
207158
217158
227158
237258
247258
257259
267259
277259
287259
297259
307259
317259

How January really feels in Naples

Once humidity and wind are folded in, January averages 0 days that feel above 90°F and 0 that feel at or below 32°F — the comfort signal a plain temperature reading hides.

Days feeling ≥ 90°F
0
heat index over the day's high
Days feeling ≤ 32°F
0
wind chill below the day's low

January sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Naples weather by month

How January compares with the rest of the year at a glance. January is the 12th-warmest and 8th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysDaylight (hours)Travel score
Jan72° / 59°1.74.910.57.7
Feb73° / 61°1.34.411.18.0
Mar76° / 64°1.54.611.88.1
Apr81° / 68°1.8612.67.4
May84° / 73°2.79.213.35.7
Jun86° / 77°6.219.113.63.9
Jul87° / 78°5.421.613.53.4
Aug87° / 78°5.821.512.93.4
Sep86° / 77°5.919.612.23.8
Oct83° / 73°3.19.211.46.0
Nov78° / 66°1.33.910.77.9
Dec74° / 62°1.24.210.48.0

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 45% of the time in January.

Beyond those clear spells, partly cloudy skies cover about 19% of January, with mostly cloudy or overcast conditions the remaining 36%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16139
26139
36238
46238
56238
66238
76238
86337
96337
106337
116337
126337
136337
146436
156436
166436
176436
186436
196535
206535
216436
226436
236535
246535
256535
266535
276535
286535
296535
306535
316535

Chance of precipitation in January

Any precipitation

Naples gets around 1.7 in of rain over 4.9 wet days in January. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 16% and peaks near 17% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
115
215
315
415
515
615
715
815
916
1016
1116
1216
1316
1416
1516
1616
1716
1816
1916
2016
2116
2216
2316
2416
2516
2616
2716
2816
2917
3017
3117

Humidity in January

DryComfortableHumidMuggyOppressiveMiserable

Most of January feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, January lands in the dry band about 40% of days. Sticky, muggy-or-worse air turns up on roughly 19% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1331424245
2331424244
3331424244
4341424244
5341524233
6351524233
7361524223
8361524222
9371524212
10391624202
11391624191
12401624191
13411624181
14411625171
15421625171
16421625160
17431626160
18431626150
19431526150
20441526150
21441626140
22441626140
23431626140
24431626140
25421726141
26421726151
27411726151
28401726151
29401826161
30391826161
31391826171

Wind in January

Winds average 9 mph in January.

Across January, daily wind ranges from about 9 mph on the calmest days to 9 mph at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (mph)Feels
19light breeze
29light breeze
39light breeze
49light breeze
59light breeze
69light breeze
79light breeze
89light breeze
99light breeze
109light breeze
119light breeze
129light breeze
139light breeze
149light breeze
159light breeze
169light breeze
179light breeze
189light breeze
199light breeze
209light breeze
219light breeze
229light breeze
239light breeze
249light breeze
259light breeze
269light breeze
279light breeze
289light breeze
299light breeze
309light breeze
319light breeze

Sunrise & sunset in January

DaylightNight

Daylight runs from about 10 h 24 min at the start of January to 10 h 48 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 24 minutes over January. Sunrise moves from 7:19 AM to 7:17 AM, and sunset from 5:42 PM to 6:04 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
110.47:195:42
210.47:195:43
310.47:195:43
410.47:195:44
510.47:205:45
610.47:205:45
710.47:205:46
810.47:205:47
910.47:205:47
1010.57:205:48
1110.57:215:49
1210.57:215:49
1310.57:215:50
1410.57:215:51
1510.57:215:52
1610.57:215:52
1710.57:215:53
1810.67:205:54
1910.67:205:55
2010.67:205:55
2110.67:205:56
2210.67:205:57
2310.67:205:58
2410.67:205:58
2510.77:195:59
2610.77:196:00
2710.77:196:01
2810.77:186:01
2910.77:186:02
3010.87:186:03
3110.87:176:04

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 3.75 kWh/m².

For context, solar energy here swings from a low near 3.46 kWh/m² to a high of 6.63 kWh/m² in May across the year — January's 3.75 kWh/m² sits near the bottom.

012345151015202531
Solar energy (kWh/m²)Level
13.5Moderate
23.5Moderate
33.5Moderate
43.5Moderate
53.5Moderate
63.6Moderate
73.6Moderate
83.6Moderate
93.6Moderate
103.6Moderate
113.6Moderate
123.7Moderate
133.7Moderate
143.7Moderate
153.7Moderate
163.8Moderate
173.8Moderate
183.8Moderate
193.8Moderate
203.8Moderate
213.9Moderate
223.9Moderate
233.9Moderate
243.9Moderate
254.0Moderate
264.0Moderate
274.0Moderate
284.0Bright
294.0Bright
304.1Bright
314.1Bright
Planning a trip in January

Hazard calendar for Naples

In seasonPeak

None of Naples's seasonal hazards are active in January. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.

Naples sits in the Atlantic hurricane belt; the season peaks August–October.

Naples's rainy season runs June–October, when most of the year's rain falls.

Atlantic hurricane
Rainy season
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is January a good time to visit Naples?

Our two travel scores rate January for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

7.7
Sightseeing
5th-best month of the year
5.5
Beach & pool
8th-best month of the year

January is one of the better times to visit Naples for general sightseeing.

What to pack for Naples in January

From January's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In January, Naples sees daytime highs around 72°F and nights near 59°F. Worth packing: light clothes. About 5 days see rain.

light clothes

Sea temperature near Naples in January

The nearest coast averages about 68°F in January — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea offshore is warmest in August at about 86°F and coldest in January near 68°F.

The water stays above 68°F all year — warm enough for a swim any month.

70°80°90°JanFebMarAprMayJunJulAugSepOctNovDeccoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°F)Comfort
Jan68Refreshing
Feb68Refreshing
Mar71Refreshing
Apr76Warm
May80Warm
Jun84Tropical
Jul86Tropical
Aug86Tropical
Sep85Tropical
Oct82Warm
Nov76Warm
Dec71Refreshing

UV index in Naples in January

LowModerateHighVery highExtreme

Clear-sky midday UV in January peaks around 5 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Naples peaks around July 17 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 18 at about 5 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecHighVery highExtremeVery highHighJul 17UV 12Dec 18UV 5
UV index (midday)Level
Jan5High
Feb7Very high
Mar9Very high
Apr10Very high
May10Extreme
Jun11Extreme
Jul12Extreme
Aug11Extreme
Sep10Very high
Oct8Very high
Nov6High
Dec5Moderate

Air quality in Naples in January

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where January falls, not just the annual average.

Air quality in Naples is worst in July — around 20 µg/m³ PM2.5 (moderate), about 2.8× the cleanest month (December, 7 µg/m³).

Modeled monthly averages (CAMS reanalysis, 2015–2024).

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJul 1819 µg/m³Dec 147 µg/m³
PM2.5 (µg/m³)Level
Jan8Good
Feb9Good
Mar12Good
Apr10Good
May11Good
Jun15Moderate
Jul20Moderate
Aug17Moderate
Sep12Moderate
Oct9Good
Nov8Good
Dec7Good
Location & terrain

Where is Naples?

Naples sits at 26.1°N, 81.8°W, 3 ft above sea level, in United States. The nearest listed city is East Naples, 1.9 mi away.

Topography around Naples

How much the land rises and falls, and what covers it, within 2, 10 and 50 miles of Naples.

Within 2 miles, the terrain around Naples has only modest variations in elevation — a maximum elevation change of 46 ft around an average of 10 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 102 ft; within 50 miles, only modest variations in elevation — a maximum elevation change of 138 ft.

The land around Naples is covered by artificial surfaces (39%) and water (35%) within 2 miles, water (52%) and trees (20%) within 10 miles, and water (43%) and trees (24%) within 50 miles.

2 miles
46 ft
10 miles
102 ft
50 miles
138 ft
treesgrasslandcroplandartificial surfaceswaterwetlandmangroves
January weather nearby: East Naples 1.9 mi · Golden Gate 6.8 mi · Bonita Springs 14 mi · Marco Island 15 mi · Estero 21 mi · San Carlos Park 22 mi · Iona 28 mi · Immokalee 30 mi

United States travel facts

Power plugs
Type A / B
120 V · 60 Hz
Prices
≈ 100% of US
price level, 2025
GDP per capita
$90,027
2025
Happiness
6.8 / 10
World Happiness, 2025
Safe drinking water
98%
of population, 2024
Homicide rate
5.8
per 100k, 2023
Road deaths
12.7
per 100k/yr, 2019
Income group
High
World Bank
Religion
Protestant 47%unaffiliated 23%Roman Catholic 21%Jewish 2%

Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.

Data sources

Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Naples (26.1423°, -81.796°, elevation 3 ft), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. Tropical-cyclone seasons are the published climatological basin seasons (NOAA National Hurricane Center / regional warning centres). Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).