Ronkonkoma weather in December (New York State, United States of America)

Can you expect sunny skies in Ronkonkoma in December? Discover if this is the best time for your journey with our detailed monthly weather breakdown.

Temperatures

During December, Ronkonkoma usually has low temperatures and high snow/rainfall. December is typically considered a winter month. The daytime often sees temperatures reaching 8°C, but nighttime brings a cool-down to -0°C.

Precipitation

Ronkonkoma in December usually receives high snow/rainfall, averaging around 133 mm for the month. It's the month with the heaviest rainfall, so an umbrella is a must to navigate the wet weather. The climate data from previous years indicates that there are typically about 12 days days of snow/rain.

Average sunshine

Expect a moderate amount of sunlight, with approximately 141 hours. This means a pleasant mix of sun and clouds.

If you're looking for dry conditions and comfortable temperatures, December may not be the ideal month to visit Ronkonkoma. May, July and September typically offer the most agreeable circumstances. On the other hand, January, February, March and December tend to be characterized by conditions that may not be as optimal.

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

 

Ronkonkoma, monthly averages in December

Min Temperature -0°C  

Max Temperature 8°C  

Chance of Rain 40%  

Precipitation 133 mm  

Rainy days 12 days  

Humidity 64% *  

Sunshine 141 hours *  

Percentage Sunshine 48% *  

Data from: New York City, the United States of America (65 KM, 40 Miles).

Where to go in the United States of America in December

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

Weather conditions Weather

Temperatures

Precipitation

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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?

Wear a base layer in cold weather; this is the #1 thing you can do to increase your overall body temperature.

What To Do

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

Swimming

5/10

Cycling

4/10

Walking

4/10

Camping

1/10

Outdoor sports

4/10

Interested in more climate information?

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

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.