Atlantic City weather in January

In January, Atlantic City sees average daytime highs of 42°F and overnight lows near 33°F, with 3.6 in of precipitation across 9.7 wet days and about 9.5 hours of daylight. It is the 12th-warmest and 6th-wettest month of the year here.

Highs ease over the month, from about 43°F in the first days to 40°F by the end. The sky is clear or mostly clear about 33% of the time in January, and the air most often feels dry.

Daylight stretches from about 9 h 18 min at the start of January to 9 h 54 min by month's end. Set against the rest of the year, January is Atlantic City's 10th-clearest and 1st-windiest month. For the whole year in context, see Atlantic City's year-round climate.

Daytime high
42°
12th warmest
Overnight low
33°
1st coldest
Precipitation
3.6 in
9.7 wet days
Daylight
9 h 30 min
7:22 AM – 4:52 PM
Cloud cover
59%
10th clearest
Wind
14 mph
1st windiest
Solar energy
2.26 kWh/m²
Travel score
0.2
out of 10

Atlantic City is city in Atlantic County, New Jersey, United States.

Density
890/km²
people per km²
Founded
1854

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

Temperature in January

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 43°F in the first days to 40°F by the end.

A typical January day in Atlantic City reaches about 42°F in the afternoon and slips back to 33°F overnight — a 9°F spread between the day's warmth and the night's chill. On most days the high lands between 31°F and 51°F. Set against its neighbours, January runs about 5°F cooler than December and on par with February.

20°30°40°50°60°151015202531
Avg high (°F)Avg low (°F)
14435
24335
34335
44335
54335
64335
74334
84334
94234
104234
114234
124233
134233
144233
154133
164133
174132
184132
194132
204132
214032
224032
234032
244032
254032
264032
274032
284032
294032
304032
314032

How January really feels in Atlantic City

Once humidity and wind are folded in, January averages 0 days that feel above 90°F and 31 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
31
wind chill below the day's low

The story in January is cold — wind chill drags the overnight "feels like" below the raw low.

Atlantic City weather by month

How January compares with the rest of the year at a glance. January is the 12th-warmest and 6th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysSnow daysDaylight (hours)Travel score
Jan42° / 33°3.69.72.79.50.2
Feb42° / 33°3.69.22.810.50.2
Mar46° / 38°4.710.41.411.71.4
Apr54° / 47°3.69.60.1133.4
May63° / 56°3.39.4014.15.5
Jun72° / 66°2.98.7014.76.9
Jul78° / 73°3.08.5014.57.1
Aug78° / 72°3.98.9013.57.1
Sep73° / 67°3.88.3012.37.2
Oct64° / 57°4.58.50116.0
Nov54° / 47°3.58.40.19.83.6
Dec47° / 38°4.49.71.19.31.4

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 33% of the time in January.

Beyond those clear spells, partly cloudy skies cover about 16% of January, with mostly cloudy or overcast conditions the remaining 51%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15149
25149
35050
45050
55050
65050
75050
85050
94951
104951
114951
125050
135050
145050
154951
164951
174951
184852
194852
204852
214951
224951
234951
244852
254852
264852
274852
284753
294753
304852
314852

Chance of precipitation in January

Any precipitationSnow

Atlantic City gets around 3.6 in of rain and snow over 9.7 wet days in January. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 31% and peaks near 33% on the wettest days, and about 3 days bring snow.

0%10%20%30%40%151015202531
Rain chance (%)Snow chance (%)
1305
2305
3306
4316
5316
6326
7326
8337
9337
10337
11338
12338
13338
14338
15339
16329
17329
18329
19319
203110
213110
223010
233011
243011
252911
262911
272911
282911
292911
302910
312910

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 100% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)
1100
2100
3100
4100
5100
6100
7100
8100
9100
10100
11100
12100
13100
14100
15100
16100
17100
18100
19100
20100
21100
22100
23100
24100
25100
26100
27100
28100
29100
30100
31100

Wind in January

Winds average 14 mph in January, the windiest month of the year.

Across January, daily wind ranges from about 13 mph on the calmest days to 13 mph at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (mph)Feels
113breezy
213breezy
313breezy
413breezy
513breezy
613breezy
713breezy
813breezy
913breezy
1013breezy
1113breezy
1213breezy
1313breezy
1413breezy
1513breezy
1613breezy
1713breezy
1813breezy
1913breezy
2013breezy
2113breezy
2213breezy
2313breezy
2413breezy
2513breezy
2613breezy
2713breezy
2813breezy
2913breezy
3013breezy
3113breezy

Sunrise & sunset in January

DaylightNight

Daylight runs from about 9 h 18 min at the start of January to 9 h 54 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 36 minutes over January. Sunrise moves from 7:23 AM to 7:13 AM, and sunset from 4:39 PM to 5:09 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
19.37:234:39
29.37:234:40
39.37:234:40
49.37:234:41
59.37:234:42
69.37:234:43
79.37:234:44
89.47:234:45
99.47:234:46
109.47:234:46
119.47:234:47
129.47:234:48
139.47:224:49
149.57:224:50
159.57:224:51
169.57:224:52
179.57:214:53
189.67:214:54
199.67:204:55
209.67:204:57
219.67:204:58
229.77:194:59
239.77:195:00
249.77:185:01
259.77:175:02
269.87:175:03
279.87:165:04
289.87:155:05
299.97:155:07
309.97:145:08
319.97:135:09

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 2.26 kWh/m².

For context, solar energy here swings from a low near 1.93 kWh/m² to a high of 6.54 kWh/m² in June across the year — January's 2.26 kWh/m² sits near the bottom.

0123151015202531
Solar energy (kWh/m²)Level
12.0Moderate
22.0Moderate
32.0Moderate
42.0Moderate
52.0Moderate
62.1Moderate
72.1Moderate
82.1Moderate
92.1Moderate
102.1Moderate
112.1Moderate
122.1Moderate
132.2Moderate
142.2Moderate
152.2Moderate
162.2Moderate
172.3Moderate
182.3Moderate
192.3Moderate
202.3Moderate
212.4Moderate
222.4Moderate
232.4Moderate
242.5Moderate
252.5Moderate
262.5Moderate
272.5Moderate
282.6Moderate
292.6Moderate
302.6Moderate
312.7Moderate
Planning a trip in January

Hazard calendar for Atlantic City

In seasonPeak

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

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

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

Is January a good time to visit Atlantic City?

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

0.2
Sightseeing
11th-best month of the year
0.0
Beach & pool
9th-best month of the year

January is a weaker month for outdoor sightseeing in Atlantic City.

What to pack for Atlantic City in January

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

In January, Atlantic City sees daytime highs around 42°F and nights near 33°F. Pack a warm layer. Worth having: a heavy coat, rain gear and a windbreaker. About 10 days see rain.

a warm layera heavy coatrain geara windbreaker

Sea temperature near Atlantic City in January

The nearest coast averages about 42°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 75°F and coldest in February near 39°F.

It's comfortable for a long swim from Jun 25 to Oct 2 — about 3.3 months when the water holds above 68°F.

30°40°50°60°70°80°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°F)Comfort
Jan42Bracing
Feb39Bracing
Mar41Bracing
Apr47Bracing
May56Bracing
Jun66Cool
Jul73Refreshing
Aug75Refreshing
Sep72Refreshing
Oct65Cool
Nov56Bracing
Dec48Bracing

UV index in Atlantic City in January

LowModerateHighVery highExtreme

Clear-sky midday UV in January peaks around 2. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Atlantic City peaks around July 11 at about 8 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 20 at about 2 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 8 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highHighModerateLowJul 11UV 8Dec 20UV 2
UV index (midday)Level
Jan2Low
Feb3Moderate
Mar5Moderate
Apr6High
May8Very high
Jun8Very high
Jul9Very high
Aug6High
Sep6High
Oct4Moderate
Nov3Moderate
Dec2Low
Location & terrain

Where is Atlantic City?

Atlantic City sits at 39.4°N, 74.4°W, 7 ft above sea level, in United States. The nearest listed city is Pleasantville, 5.6 mi away.

Topography around Atlantic City

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

Within 2 miles, the terrain around Atlantic City has only modest variations in elevation — a maximum elevation change of 89 ft around an average of 3 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 135 ft; within 50 miles, only modest variations in elevation — a maximum elevation change of 285 ft.

The land around Atlantic City is covered by water (59%) and artificial surfaces (25%) within 2 miles, water (69%) within 10 miles, and water (47%) and trees (39%) within 50 miles.

2 miles
89 ft
10 miles
135 ft
50 miles
285 ft
treesgrasslandcroplandartificial surfacesbare terrainwaterwetland
January weather nearby: Pleasantville 5.6 mi · Ocean Acres 27 mi · South Vineland 33 mi · Millville 33 mi · Vineland 34 mi · Jackson 37 mi · Williamstown 38 mi · Sicklerville 38 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 Atlantic City (39.3642°, -74.4231°, elevation 7 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. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).