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

Wondering what the weather is like in Roslyn during December? See what weather conditions to anticipate this month with our guide.

Temperatures

Typically, December in Roslyn includes low temperatures and high rainfall. December is part of winter. The temperature during the day can rise to approximately 8°C. At night, it falls to around 1°C.

Precipitation

Roslyn in December usually receives high rainfall, averaging around 124 mm for the month. Expect around 12 days of rain based on historical data.

Average sunshine

The city usually sees around 141 hours of sunlight, indicating a moderately sunny period.

If you're looking for dry conditions and comfortable temperatures, December may not be the ideal month to visit Roslyn. September typically offers the best circumstances. While January, February, March and December tend to showcase less optimal conditions.

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

 

Roslyn, monthly averages in December

Min Temperature 1°C  

Max Temperature 8°C  

Water Temperature 9°C *  

Chance of Rain 40%  

Precipitation 124 mm  

Rainy days 12 days  

Humidity 64% *  

Windspeed 22 km/h *  

Sunshine 141 hours *  

Percentage Sunshine 48% *  

Data from: New York City, the United States of America (21 KM, 13 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. With a water temperature of around 9°C there is no need to bring your swimwear.

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

3/10

Outdoor sports

4/10

Interested in more climate information?

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

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.