Contents
- Weather in March
- Frequently asked questions
- Average temperature in March
- Average pressure in March
- Average wind speed in March
- Average humidity in March
- Average rainfall in March
- Average rainfall days in March
- Average snowfall in March
- Average snowfall days in March
- Average sea temperature in March
- Average daylight in March
- Average sunshine in March
- Average sunshine days in March
- Average UV index in March
- Average cloud cover in March
- Average visibility in March
Weather in March
Temperature
March's arrival brings a slight change in high-temperatures, adjusting from an icy 39°F (3.9°C) in February to a frosty 45.1°F (7.3°C). Throughout the March nights, Roslyn Harbor encounters a low-temperature of 35.2°F (1.8°C).Humidity
The average relative humidity in March is 72%.Rainfall
In March, in Roslyn Harbor, New York, the rain falls for 12.8 days. Throughout March, 2.99" (76mm) of precipitation is accumulated. Throughout the year, in Roslyn Harbor, there are 165.9 rainfall days, and 37.56" (954mm) of precipitation is accumulated.Snowfall
Months with snowfall in Roslyn Harbor, New York, are January through April, November and December. The month with the most snowfall is March, when snow falls for 4.7 days and typically aggregates up to 2.01" (51mm) of snow.Ocean temperature
In March, the average ocean temperature is 40.6°F (4.8°C).Note: Under swimming conditions, this represents an immediate threat to life. Control over breathing is lost instantaneously, complicating thought processes. A specialized swimsuit is indispensable to conserve thermal energy.
Daylight
In March, the average length of the day in Roslyn Harbor, New York, is 11h and 58min.On the first day of the month, sunrise is at 6:27 am and sunset at 5:46 pm EST. On the last day of March, sunrise is at 6:38 am and sunset at 7:18 pm EDT.
Note: On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from EST to EDT. Daylight Saving Time lasts until Sunday, November 3. 2024, at 2:00 am; consequently, the time zone reverts from EDT to EST.
Sunshine
In Roslyn Harbor, the average sunshine in March is 6.5h.UV index
January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a low health risk from exposure to the Sun's UV rays for average individuals.Note: A maximum high UV index of 2 in March translates into the following recommendations:
While sun exposure does not greatly affect most, individuals with fair skin, babies, and children always need vigilant safeguarding. Exposing oneself to the midday Sun can be harmful due to the strong UV radiation; limit your time outside. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes. Warning! The reflection from snow can nearly magnify the Sun's UV radiation twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are March temperatures in Roslyn Harbor?
What is the average humidity in March in Roslyn Harbor?
How much does it rain in Roslyn Harbor in March?
When does it snow the most in Roslyn Harbor?
How many days does it snow in March in Roslyn Harbor?
What is the ocean temperature in March in Roslyn Harbor?
How many hours of daylight does Roslyn Harbor have in March?
When are sunrise and sunset in March in Roslyn Harbor?
When does Daylight Saving Time (DST) start in March in Roslyn Harbor?
How many hours of sunshine does Roslyn Harbor have in March?
What is the month with the lowest UV index in Roslyn Harbor?
How high is the UV index in March in Roslyn Harbor?
Average temperature in March
Roslyn Harbor, NY
- Average high temperature in March: 45.1°F
The warmest month (with the highest average high temperature) is July (81.5°F).
The month with the lowest average high temperature is January (36.5°F).
- Average low temperature in March: 35.2°F
The months with the highest average low temperature are July and August (70.3°F).
The coldest month (with the lowest average low temperature) is January (27.3°F).
Average pressure in March
Roslyn Harbor, NY
- Average pressure in March: 30.05"Hg
The month with the highest atmospheric pressure is November (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in March
Roslyn Harbor, NY
- Average wind speed in March: 10.7mph
The windiest month (with the highest average wind speed) is January (11.2mph).
The calmest month (with the lowest average wind speed) is July (7.3mph).
Average humidity in March
Roslyn Harbor, NY
- Average humidity in March: 72%
The months with the highest relative humidity are February, May and December (75%).
The months with the lowest relative humidity are August and November (71%).
Average rainfall in March
Roslyn Harbor, NY
- Average rainfall in March: 2.99"
The wettest month (with the highest rainfall) is December (4.06").
The driest month (with the least rainfall) is September (2.4").
Average rainfall days in March
Roslyn Harbor, NY
- Average rainfall days in March: 12.8 days
The month with the highest number of rainy days is July (17.9 days).
The month with the least rainy days is January (9.3 days).
Average snowfall in March
Roslyn Harbor, NY
- Average snowfall in March: 2.01"
The month with the highest snowfall is March (2.01").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in March
Roslyn Harbor, NY
- Average snowfall days in March: 4.7 days
The month with the highest number of snowfall days is January (6.8 days).
The months with the least snowfall days are June, July, August, September and October (0 days).
Average sea temperature in March
Roslyn Harbor, NY
- Average sea temperature in March: 40.7°F
The best month for swimming (with the highest average sea temperature) is August (74.1°F).
The coldest month (with the lowest average sea temperature) is February (39.9°F).
Average daylight in March /
Average sunshine in March
Roslyn Harbor, NY
- Average daylight in March: 12h and 0min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in March: 6h and 3min
The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).
Average sunshine days in March
Roslyn Harbor, NY
- Average sunshine days in March: 13.8 days
The month with the most sunshine days is November (18 days).
The month with the least sunshine days is July (10.6 days).
Average UV index in March
Roslyn Harbor, NY
- Average UV index in March: 2
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in March
Roslyn Harbor, NY
- Average cloud cover in March: 46
The months with the most cloud cover are February and December (Cloud cover 47).
The months with the least cloud cover are July and August (Cloud cover 29).
Average visibility in March
Roslyn Harbor, NY
- Average visibility in March: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Roslyn Harbor, New York, USA
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