Lynbrook Weather in September

Lynbrook in September averages 25°C (77°F) during the day and 17°C (63°F) at night. Keep in mind that quite a bit of rainfall is expected this month.

Rainfall in Lynbrook in September

You can typically expect 8 days of rain this month, averaging around 85 mm (3.3 in). When showers do arrive, they tend to be on the heavier side. Worth being prepared even if rain days are not that numerous.

Temperature in Lynbrook in September

September is a perfect month in Lynbrook, with 25°C (77°F) during the day and 17°C (63°F) at night. Conditions stay fairly consistent through the month, making it easier to plan what to wear. Nights drop to around 17°C (63°F), which is noticeably cooler than the daytime. A light jacket for the evening is a sensible addition, and the cool nights tend to make sleeping comfortable.

Sunshine in Lynbrook in September

Enjoy a sunny month with about 218 hours of sunshine, the clear skies make Lynbrook even more beautiful.

Wind Speed in Lynbrook in September

September has wind speeds averaging 5 m/s (10 knots). You can expect gentle to moderate winds that move small trees and make flags wave steadily on typical days. Conditions typically range from light breezes to moderate winds.

Average water temperature in September

The water sits at 20°C (68°F), which is a nice temperature for swimming. Not too cold, not too warm — most visitors are happy to spend time in the water.

If you're a fan of comfortable temperatures and drier conditions, September is a great time to visit.

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• January
• February
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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 Lynbrook's climate page.

Lynbrook Temperature in September

Min Temperature 17°C (63°F)  

Max Temperature 25°C (77°F)  

Water Temperature 20°C (68°F) *  

Chance of Rain 27%  

Precipitation 85 mm (3.3 in)  

Rainy days 8 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 (22 KM, 14 Miles).

What to Wear in Lynbrook in September

For Lynbrook 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. The water temperature sits at about 20°C (68°F), making it perfect for swimming and water activities. Don't forget to pack your favorite swimwear and perhaps some snorkel gear. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.

What To Do in Lynbrook 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

Barbeque

8/10

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 Lynbrook's climate page.

More climate data for Lynbrook

Temperature Rainfall Sunshine Humidity Wind Speed Water Temp

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