Rockville Centre Weather in May

Rockville Centre in May averages 21°C (70°F) during the day and 12°C (54°F) at night. Keep in mind that quite a bit of rainfall is expected this month.

Rainfall in Rockville Centre in May

You can expect rain on roughly 14 days based on historical data, averaging 99 mm (3.9 in) for the month. Rainfall intensity is on the higher side this month. Expect more substantial showers rather than light, passing rain.

Temperature in Rockville Centre in May

Rockville Centre in May has perfect weather. Days reach 21°C (70°F) and nights cool to 12°C (54°F). Conditions are often most pleasant around the middle of the day. At 12°C (54°F) overnight, it can feel quite a bit cooler after dark. Worth packing something warmer for evenings, but the cooler temperatures are ideal for sleeping.

Sunshine in Rockville Centre in May

Enjoy a sunny month with about 258 hours of sunshine, the clear skies make Rockville Centre even more beautiful.

Wind Speed in Rockville Centre in May

May 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 May

With water temperatures around 10°C (50°F), swimming isn't really an option for most visitors. The cold sets in quickly and a wetsuit won't fully solve it.

If you favor pleasant temperatures and minimal rainfall, May is one of the best months to visit Rockville Centre.

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• January
• February
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• May
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• September
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For a detailed overview over the year and the best time to visit the United States of America, check out our Rockville Centre's climate page.

Rockville Centre Temperature in May

Min Temperature 12°C (54°F)  

Max Temperature 21°C (70°F)  

Water Temperature 10°C (50°F) *  

Chance of Rain 45%  

Precipitation 99 mm (3.9 in)  

Rainy days 14 days  

Humidity 62% *  

Windspeed 5 m/s (10 knots) *  

Sunshine 258 hours *  

Percentage Sunshine 57% *  

* Data from: New York City, the United States of America (24 KM, 15 Miles).

What to Wear in Rockville Centre in May

For Rockville Centre in May, 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 10°C (50°F), which is too chilly for most people to enjoy swimming. Leave the swimsuit at home unless you love cold water. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.

What To Do in Rockville Centre in May

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

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 Rockville Centre's climate page.

More climate data for Rockville Centre

Temperature Rainfall Sunshine Humidity Wind Speed Water Temp

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