Newark (DE) Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Newark.
Climate overview of Newark
Temperatures in Newark, Delaware, United States of America, vary greatly throughout the year. July is the hottest month at 31°C (88°F), while January is the coldest at 5°C (41°F).
Rain/snowfall is high, totalling around 1258 mm (50 in) per year. June is the wettest month and November the driest. The city also experiences very warm summers and cold winters. The sunniest month is July, with 9.2 hours of sunshine per day on average.
Newark Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Newark - and find the best time to visit.
Monthly Temperature in Newark
The climate in Newark is known for significant temperature differences throughout the year, making the weather dynamic. Average maximum daytime temperatures range from a very warm 31°C (88°F) in July, the warmest time of the year, to a chilly 5°C (41°F) during cooler months like January.
At night, you can expect temperatures ranging from 20°C (68°F) in July to around -5°C (23°F) during January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Newark
Newark has a notably wet climate with abundant precipitation, recording 1258 mm (50 in) of rain/snowfall per year. While rainfall varies throughout the year, each season offers its own charm. June brings wetter days averaging 155 mm (6.1 in) of precipitation, spread over 13 rainy days.
In contrast, the driest month November experiences a drier climate, with about 76 mm (3 in) of rainfall spread across 10 rainy days. For more details, please visit our Newark Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Sunshine Hours in Newark
Seasonal changes in sunshine hours are quite dramatic in Newark. While July receives considerable daily sunshine with up to 9.2 hours, December marks the darkest time of the year, where sunshine is scarce with only 4.7 hours of sunlight per day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Daily percentage of sunshine
Humidity in Newark by Month
The relative humidity is high throughout the year in Newark.
The city experiences its highest humidity in September, reaching 72%. In April, the humidity drops to its lowest level at 61%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Best Time to Visit Newark
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
- Best overall: May
- Warmest weather: July and August
- Most sunshine: June and July
- Seasonal pattern: Very warm summers and cold winters
- Coldest conditions: January, with freezing nights around -5°C (23°F).
Frequently asked questions about the climate in Newark
What is the best time to visit Newark?
May typically offers the most optimal weather in Newark. In contrast, January, February and December tend to have less optimal conditions. Newark has very warm summers and cold winters.
What temperatures can I expect in Newark?
Daytime highs range from 5°C (41°F) in January to 31°C (88°F) in July. Nighttime lows range from -5°C (23°F) to 20°C (68°F). Temperatures vary considerably through the year.
How much rain does Newark get?
Annual rainfall is around 1258 mm (50 in). June is the wettest month with 155 mm (6.1 in), while November is the driest with 76 mm (3 in).
How sunny is Newark?
Newark receives around 2,500 hours of sunshine per year. July is the sunniest month with 275 hours, while December is the cloudiest with just 140 hours. Overall, Newark enjoys abundant sunshine.
Newark 3-Day Forecast
Newark (DE) 3-Day Forecast
Newark on the map
Newark is highlighted - select any city to see its climate.
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