Newark, NJ Climate & Monthly Averages
The climate of Newark
Newark has a humid subtropical climate, marked by hot, humid summers and generally mild winters. Average daytime highs range from about 40°F (4°C) in January to around 86°F (30°C) in July, and the city records roughly 131 days of measurable precipitation a year.
Climate quick facts
- Hottest month: July - highs near 86°F (30°C)
- Coldest month: January - highs near 40°F (4°C)
- Record high: 100°F (38°C) · Record low: -6°F (-21°C) (2015–2024)
- Wettest month: July (14 rainy days) · Sunniest: July (11.5 h sun/day)
- Climate type: humid subtropical - hot, humid summers and generally mild winters
- Snow: about 12 days a year
Temperatures through the year
The warmest stretch of the year centers on July. Highs average 86°F (30°C) and overnight lows stay near 69°F (20°C). The coolest month is January, with typical highs of 40°F (4°C) and lows around 26°F (-4°C). Based on 2015–2024 weather data, temperatures have reached as high as 100°F (38°C) and dropped as low as -6°F (-21°C).
Rain, sun and snow
July is usually the wettest month. It brings about 5.5 inches (140 mm) of rain over 14 days, while November is the driest. July brings the most sunshine, averaging 11.5 hours of sun a day. Snow falls on about 12 days in a typical year, mostly from December through March.
Monthly climate table
| Month | High | Low | Rain days | Precipitation | Sunshine | Humidity |
|---|---|---|---|---|---|---|
| January | 40° | 26° | 10 | 4.0 in | 6.1 h/day | 66% |
| February | 43° | 26° | 10 | 3.5 in | 6.9 h/day | 68% |
| March | 50° | 32° | 10 | 4.5 in | 8.2 h/day | 65% |
| April | 60° | 42° | 13 | 4.5 in | 8.7 h/day | 66% |
| May | 71° | 53° | 12 | 3.7 in | 9.9 h/day | 70% |
| June | 80° | 62° | 11 | 4.1 in | 11.0 h/day | 69% |
| July | 86° | 69° | 14 | 5.5 in | 11.5 h/day | 72% |
| August | 83° | 67° | 12 | 4.1 in | 10.8 h/day | 73% |
| September | 77° | 61° | 10 | 5.0 in | 9.0 h/day | 73% |
| October | 66° | 50° | 9 | 4.8 in | 7.7 h/day | 73% |
| November | 54° | 38° | 8 | 3.0 in | 7.1 h/day | 69% |
| December | 45° | 31° | 11 | 4.5 in | 5.6 h/day | 72% |
Newark month by month
Newark weather in January
January brings highs around 40°F (4°C), lows near 26°F (-4°C), about 10 wet days and roughly 3 snowy days - typically the coldest month of the year in Newark.
Newark weather in February
February brings highs around 43°F (6°C), lows near 26°F (-3°C), about 10 wet days and roughly 4 snowy days.
Newark weather in March
March brings highs around 50°F (10°C), lows near 32°F (0°C), about 10 wet days and roughly 3 snowy days.
Newark weather in April
April brings highs around 60°F (16°C), lows near 42°F (6°C), about 13 wet days.
Newark weather in May
May brings highs around 71°F (21°C), lows near 53°F (12°C), about 12 wet days.
Newark weather in June
June brings highs around 80°F (26°C), lows near 62°F (17°C), about 11 wet days.
Newark weather in July
July brings highs around 86°F (30°C), lows near 69°F (20°C), about 14 wet days - typically the hottest month and the wettest month and the sunniest month of the year in Newark.
Newark weather in August
August brings highs around 83°F (29°C), lows near 67°F (20°C), about 12 wet days.
Newark weather in September
September brings highs around 77°F (25°C), lows near 61°F (16°C), about 10 wet days.
Newark weather in October
October brings highs around 66°F (19°C), lows near 50°F (10°C), about 9 wet days.
Newark weather in November
November brings highs around 54°F (12°C), lows near 38°F (4°C), about 8 wet days - typically the driest month of the year in Newark.
Newark weather in December
December brings highs around 45°F (7°C), lows near 31°F (0°C), about 11 wet days and roughly 2 snowy days.
Seasons in Newark
Spring (March through May)
Spring in Newark is mild, with daytime highs averaging 60°F (16°C) and nights around 42°F (6°C); expect showers on roughly 35 days across the season, plus around 3 snowy days.
Summer (June through August)
Summer in Newark runs hot, with daytime highs averaging 83°F (28°C) and nights around 66°F (19°C); expect showers on roughly 38 days across the season. With the humidity factored in, afternoons often feel hotter than the thermometer reads - run the numbers through the humidity and dew point converter to see why.
Fall (September through November)
Fall in Newark is mild, with daytime highs averaging 66°F (19°C) and nights around 50°F (10°C); expect showers on roughly 28 days across the season.
Winter (December through February)
Winter in Newark is chilly, with daytime highs averaging 43°F (6°C) and nights around 28°F (-2°C); expect showers on roughly 30 days across the season, plus around 8 snowy days.
Climate questions, answered
What is the average temperature in Newark?
Is Newark hot in summer?
Is Newark cold in winter?
How many rainy days does Newark get in a year?
Best time to visit Newark
The best time to visit Newark is generally May to June and September to October, when warm days, manageable rainfall and plenty of daylight line up. Daytime temperatures in that window typically sit near 73°F (23°C).
Pack for Newark with a heavy insulated coat, hat and gloves for winter; a compact umbrella or rain shell - showers are a regular feature. Evenings can feel noticeably cooler than afternoons - July nights average 69°F (20°C).
Newark temperature records (2015-2024)
Derived from ERA5 reanalysis data, 2015–2024. Official station records may differ.