Morris Plains Weather in September

In Morris Plains, September brings high daytime temperatures around 25°C (77°F), with nights cooling to 12°C (54°F). Expect quite a bit of rainfall this month.

Rainfall in Morris Plains in September

Historically, the month has about 8 days of rain, averaging 97 mm (3.8 in) in total. Rainfall intensity is on the higher side this month. Expect more substantial showers rather than light, passing rain.

Temperature in Morris Plains in September

Morris Plains in September has perfect weather. Days reach 25°C (77°F) and nights cool to 12°C (54°F). Overall, the month follows a fairly predictable daily temperature pattern. Nights cool down to 12°C (54°F), so a light jacket or extra layer is useful once the sun goes down. On the plus side, the cooler nights make for comfortable sleeping conditions.

Sunshine in Morris Plains in September

The month enjoys around 218 hours of sunshine, creating mostly sunny days with good weather conditions.

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

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• January
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• May
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• October
• November
• December

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

Morris Plains Temperature in September

Min Temperature 12°C (54°F)  

Max Temperature 25°C (77°F)  

Chance of Rain 27%  

Precipitation 97 mm (3.8 in)  

Rainy days 8 days  

Humidity 68% *  

Sunshine 218 hours *  

Percentage Sunshine 59% *  

* Data from: New York City, the United States of America (49 KM, 30 Miles).

What to Wear in Morris Plains in September

For Morris Plains in September, you'll want flexible clothing. It's wise to pack cotton shirts, comfortable shorts, and a pair of jeans for cooler evenings. A light sweater or jacket is useful for air-conditioned spaces (like buses) or unexpected cool moments. High rain levels are expected, so pack waterproof gear and an umbrella or poncho. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.

What To Do in Morris Plains in September

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

Swimming

9/10

Cycling

9/10

Walking

9/10

Camping

8/10

Outdoor sports

9/10

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 Morris Plains's climate page.

More climate data for Morris Plains

Temperature Rainfall Sunshine Humidity

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