Newark, NJ Weather
Newark hourly forecast: next 24 hours
Today's high of 74°F (23°C) is about 3°F (2°C) below the typical September high of 77°F (25°C).
Current conditions in detail
Newark weather tomorrow (Wednesday, September 16)
Tomorrow in Newark looks overcast, with a high of 79° and an overnight low of 60°. Rain is unlikely (9% chance). Winds top out near 6 mph, and the UV index reaches 6 (high).
Newark 14-day forecast
About the weather in Newark
Newark runs one of the wider annual swings in our dataset: 25°C separates the average July from the average January. Afternoons reach 86°F (30°C) at the peak of summer and 40°F (4°C) at the depth of winter, with 131 days of measurable precipitation through the year.
Newark weather: quick facts
- Hottest month: July - highs near 86°F (30°C)
- Coldest month: January - highs near 40°F (4°C)
- Decade extremes (2015-2024): 100°F (38°C) high · -6°F (-21°C) low
- Wettest month: July (14 rainy days) · Sunniest: July (11.5 h sun/day)
- Climate type: humid subtropical
- Annual swing: 25°C between the average warmest and coolest month · day to night: 9°C
- Snow: about 12 days a year
- Months with freezing average lows: 3
- Average humidity: 70%
Temperatures through the year
January is the coolest month, with highs of 40°F (4°C) and lows near 26°F (-4°C). Warmth peaks in July: highs of 86°F (30°C), lows of 69°F (20°C). Snow falls on roughly 12 days a year, mostly December through March.
Rain, sun and snow
Between the average July and the average January lie 25°C, a wider spread than roughly 82% of the cities we track. Overnight lows average at or below freezing for 3 months, December through February. The wettest month is July (5.5 inches (140 mm) across 14 days) and the driest November. Sunshine averages 8.5 hours a day over the year, peaking in July at 11.5 hours. Across the gridded 2015-2024 daily record, the highest daily maximum for this location was 100°F (38°C) and the lowest daily minimum -6°F (-21°C).
Season by season
Spring (March through May)
Spring in Newark is crisp but comfortable, with daytime highs averaging 60°F (16°C) and nights around 42°F (6°C); rain falls on around 35 of the 90 days, plus about 3 snowy days.
Summer (June through August)
Summer in Newark sits firmly in the heat, with daytime highs averaging 83°F (28°C) and nights around 66°F (19°C); rain falls on around 38 of the 90 days. Daylight is generous - around 11.1 hours of sun a day. With the moisture factored in, afternoons feel hotter than the reading suggests - the humidity and dew point converter shows 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 runs cold, with daytime highs averaging 43°F (6°C) and nights around 28°F (-2°C); rain falls on around 30 of the 90 days, plus about 8 snowy days.
Average temperatures in Newark by month
| 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% |