Hauppauge Weather in September

September in Hauppauge sees daytime temperatures around 24°C (75°F) and lows of 15°C (59°F) at night. With around 86 mm (3.4 in) of rainfall expected, it's worth packing a rain jacket.

Rainfall in Hauppauge in September

You can expect rain on around 9 days based on historical patterns, with 86 mm (3.4 in) average for the month. Rainfall intensity is on the higher side this month. Expect more substantial showers rather than light, passing rain.

Temperature in Hauppauge in September

The perfect temperature in Hauppauge in September makes it a solid month to visit, with 24°C (75°F) during the day and 15°C (59°F) at night. This gives the month a fairly typical daily rhythm, with warmer afternoons and more comfortable nights. Nights drop to around 15°C (59°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 Hauppauge in September

Expect a lot of sunshine this month, with about 218 hours of sun. These sunny conditions add to the overall experience.

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

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• January
• February
• March
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• May
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• August

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• October
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• December

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

Hauppauge Temperature in September

Min Temperature 15°C (59°F)  

Max Temperature 24°C (75°F)  

Chance of Rain 30%  

Precipitation 86 mm (3.4 in)  

Rainy days 9 days  

Humidity 68% *  

Sunshine 218 hours *  

Percentage Sunshine 59% *  

* Data from: New York City, the United States of America (59 KM, 36 Miles).

What to Wear in Hauppauge in September

For Hauppauge 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. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.

What To Do in Hauppauge 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 Hauppauge's climate page.

More climate data for Hauppauge

Temperature Rainfall Sunshine Humidity

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