Newark Weather in September

In Newark, September brings high daytime temperatures around 26°C (79°F), with nights cooling to 16°C (61°F). Expect quite a bit of rainfall this month.

Rainfall in Newark in September

On average, there are about 9 days with rain during this month, averaging 91 mm (3.6 in). The rain this month tends to fall in heavier spells rather than light drizzle. When it rains, showers can be significant.

Temperature in Newark in September

The perfect temperature in Newark in September makes it a solid month to visit, with 26°C (79°F) during the day and 16°C (61°F) at night. Overall, the month follows a fairly predictable daily temperature pattern. At 16°C (61°F) overnight, it can feel quite a bit cooler after dark. Worth packing something warmer for evenings, but the cooler temperatures are ideal for sleeping.

Sunshine in Newark in September

Expect sunny days throughout the month, with an estimated 218 hours of sunshine. This makes it a pleasant time to visit Newark.

Wind Speed in Newark in September

Wind speeds average 5 m/s (10 knots) during September. At this speed, gentle to moderate breezes make small trees sway and the wind creates whitecaps on water bodies. Daily variations range from moderate winds to stronger breezes, creating excellent conditions for sailing, kite flying and wind sports.

Average water temperature in September

With water at 20°C (68°F), conditions are good for swimming and other water activities. You won't need a wetsuit and most people find it very comfortable.

If you favor pleasant temperatures and minimal rainfall, September is one of the best months to visit Newark.

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• January
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• May
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• October
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For a detailed overview over the year and the best time to visit the United States of America, check out our Newark's climate page.

Newark Temperature in September

Min Temperature 16°C (61°F)  

Max Temperature 26°C (79°F)  

Water Temperature 20°C (68°F) *  

Chance of Rain 29%  

Precipitation 91 mm (3.6 in)  

Rainy days 9 days  

Humidity 68% *  

Windspeed 5 m/s (10 knots) *  

Sunshine 218 hours *  

Percentage Sunshine 59% *  

* Data from: New York City, the United States of America (23 KM, 14 Miles).

What to Wear in Newark in September

Warm weather calls for comfortable, breathable clothing in September. Cotton t-shirts, shorts, light dresses, and sandals are perfect. You might still want a light layer for evenings or air-conditioned places (for example buses). High rain levels are expected, so pack waterproof gear and an umbrella or poncho. With water temperatures around 20°C (68°F), swimming conditions are excellent. Pack your swimsuit, goggles, and maybe some water shoes. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.

What To Do in Newark in September

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming

9/10

Cycling

7/10

Walking

7/10

Camping

8/10

Outdoor sports

7/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit the United States of America, check out our Newark's climate page.

More climate data for Newark

Temperature Rainfall Sunshine Humidity Wind Speed Water Temp

See the full Newark climate overview or explore weather in the United States of America.