Atlantic City, NJ Climate & Monthly Averages
The climate of Atlantic City
Located in New Jersey, United States, Atlantic City experiences a humid subtropical climate with hot, humid summers and generally mild winters. Afternoon temperatures peak near 83°F (28°C) in July and dip to about 43°F (6°C) in January, with around 48.5 inches (1231 mm) of precipitation falling across the year.
Climate quick facts
- Hottest month: July - highs near 83°F (28°C)
- Coldest month: January - highs near 43°F (6°C)
- Record high: 97°F (36°C) · Record low: 0°F (-18°C) (2015–2024)
- Wettest month: December (10 rainy days) · Sunniest: July (12.1 h sun/day)
- Climate type: humid subtropical - hot, humid summers and generally mild winters
- Snow: about 7 days a year
Temperatures through the year
The warmest stretch of the year centers on July. Highs average 83°F (28°C) and overnight lows stay near 72°F (22°C). The coolest month is January, with typical highs of 43°F (6°C) and lows around 30°F (-1°C). Based on 2015–2024 weather data, temperatures have reached as high as 97°F (36°C) and dropped as low as 0°F (-18°C).
Rain, sun and snow
December is usually the wettest month. It brings about 5.0 inches (127 mm) of rain over 10 days, while November is the driest. July brings the most sunshine, averaging 12.1 hours of sun a day. Snow falls on about 7 days in a typical year, mostly from December through March.
Monthly climate table
| Month | High | Low | Rain days | Precipitation | Sunshine | Humidity |
|---|---|---|---|---|---|---|
| January | 43° | 30° | 10 | 4.2 in | 6.4 h/day | 68% |
| February | 45° | 32° | 11 | 3.7 in | 7.0 h/day | 69% |
| March | 51° | 37° | 11 | 4.6 in | 8.3 h/day | 67% |
| April | 59° | 46° | 10 | 3.8 in | 9.4 h/day | 69% |
| May | 67° | 55° | 11 | 4.3 in | 10.2 h/day | 76% |
| June | 77° | 65° | 11 | 3.3 in | 11.7 h/day | 75% |
| July | 83° | 72° | 12 | 4.1 in | 12.1 h/day | 78% |
| August | 82° | 71° | 12 | 3.6 in | 11.1 h/day | 77% |
| September | 76° | 66° | 10 | 4.0 in | 9.5 h/day | 76% |
| October | 67° | 55° | 9 | 4.9 in | 8.3 h/day | 73% |
| November | 56° | 43° | 7 | 3.0 in | 7.6 h/day | 68% |
| December | 48° | 36° | 10 | 5.0 in | 6.0 h/day | 72% |
Atlantic City month by month
Atlantic City weather in January
January brings highs around 43°F (6°C), lows near 30°F (-1°C), about 10 wet days and roughly 2 snowy days - typically the coldest month of the year in Atlantic City.
Atlantic City weather in February
February brings highs around 45°F (7°C), lows near 32°F (0°C), about 11 wet days and roughly 2 snowy days.
Atlantic City weather in March
March brings highs around 51°F (10°C), lows near 37°F (3°C), about 11 wet days and roughly 1 snowy days.
Atlantic City weather in April
April brings highs around 59°F (15°C), lows near 46°F (8°C), about 10 wet days.
Atlantic City weather in May
May brings highs around 67°F (20°C), lows near 55°F (13°C), about 11 wet days.
Atlantic City weather in June
June brings highs around 77°F (25°C), lows near 65°F (18°C), about 11 wet days.
Atlantic City weather in July
July brings highs around 83°F (28°C), lows near 72°F (22°C), about 12 wet days - typically the hottest month and the sunniest month of the year in Atlantic City.
Atlantic City weather in August
August brings highs around 82°F (28°C), lows near 71°F (22°C), about 12 wet days.
Atlantic City weather in September
September brings highs around 76°F (24°C), lows near 66°F (19°C), about 10 wet days.
Atlantic City weather in October
October brings highs around 67°F (19°C), lows near 55°F (13°C), about 9 wet days.
Atlantic City weather in November
November brings highs around 56°F (14°C), lows near 43°F (6°C), about 7 wet days - typically the driest month of the year in Atlantic City.
Atlantic City weather in December
December brings highs around 48°F (9°C), lows near 36°F (2°C), about 10 wet days - typically the wettest month of the year in Atlantic City.
Seasons in Atlantic City
Spring (March through May)
Spring in Atlantic City is crisp but comfortable, with daytime highs averaging 59°F (15°C) and nights around 46°F (8°C); expect showers on roughly 32 days across the season.
Summer (June through August)
Summer in Atlantic City is pleasantly warm, with daytime highs averaging 80°F (27°C) and nights around 69°F (21°C); expect showers on roughly 35 days across the season.
Fall (September through November)
Fall in Atlantic City is mild, with daytime highs averaging 66°F (19°C) and nights around 55°F (13°C); expect showers on roughly 26 days across the season.
Winter (December through February)
Winter in Atlantic City is brisk and cold, with daytime highs averaging 45°F (7°C) and nights around 33°F (1°C); expect showers on roughly 32 days across the season, plus around 5 snowy days.
Climate questions, answered
What is the average temperature in Atlantic City?
Is Atlantic City hot in summer?
Is Atlantic City cold in winter?
How many rainy days does Atlantic City get in a year?
Best time to visit Atlantic City
The best time to visit Atlantic City is generally April to June and August to October, when warm days, manageable rainfall and plenty of daylight line up. Daytime temperatures in that window typically sit near 71°F (22°C).
Pack for Atlantic City with a warm jacket and layers for the cooler season; a compact umbrella or rain shell - showers are a regular feature. Evenings can feel noticeably cooler than afternoons - July nights average 72°F (22°C).
Atlantic City temperature records (2015-2024)
Derived from ERA5 reanalysis data, 2015–2024. Official station records may differ.