ClimateForecastSeptemberOctober >>

Riverhead weather in September (New York State, United States of America)

Is September a good time to explore Riverhead weather-wise? Is now the perfect time to visit? Find all the weather insights for this month on this page.

Temperatures

Expect perfect weather in Riverhead during September, which means high temperatures and moderate rainfall. During the day, temperatures can climb to about 24°C. At night, they may fall to a cooler 14°C.

Precipitation

Riverhead in September usually receives moderate rainfall, averaging around 89 mm for the month. Records from the past 30 years suggest that around 9 days will experience rain.

So this is a great month to visit if you prefer dry days with pleasant temperatures. May, July, August and September typically offer the most optimal weather. In contrast, January, February, March and December tend to have less optimal conditions.

For an in-depth look at the yearly conditions, visit our specialized Riverhead climate page with graphs.

 

Riverhead, monthly averages in September

Min TemperatureMin Temperature 14°C  
Max TemperatureMax Temperature 24°C  
Chance of RainChance of Rain 31%  
PrecipitationPrecipitation 89 mm  
Rainy daysRainy days 9 days  

Where to go in the United States of America in September

Find out more about the weather in the United States of America and which places have the best travel conditions in this month.

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Legend perfect weather pleasant tolerable unpleasant poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C and 29°C and not too much precipitation (less than 90 mm a month).

So, what should you wear in this month?

For visitors traveling to Riverhead, we recommend wearing layers. So maybe a skirt, t-shirt, shorts for during the day and jeans and a warm jacket for some days and evenings. Bring a rain jacket in case it rains during your stay. Plan on layering your clothes.

What To Do

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

Cycling
9/10
Walking
9/10
Camping
8/10
Outdoor sports
9/10

Interested in more climate information?

This site provides you with all the information you need about the climate in Riverhead.

Our site offers climate and forecast data for every country in the world. Are you going to the United States of America? On this website you can find historical weather averages for many cities in the United States of America. Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.