March weather forecastGreenport, NY
March
Weather in March
The first month of the spring, March, is a frosty month in Greenport, New York, with an average temperature fluctuating between 43°F (6.1°C) and 36.1°F (2.3°C).Temperature
In the transition from February to March, Greenport reports an average high-temperature of a frosty 43°F (6.1°C), indicating a close resemblance to the prior month. In Greenport, nights during March observe an average temperature decrease to a cold 36.1°F (2.3°C).Humidity
In Greenport, the average relative humidity in March is 74%.Rainfall
In Greenport, in March, during 12.3 rainfall days, 3.19" (81mm) of precipitation is typically accumulated. Throughout the year, there are 154.1 rainfall days, and 34.92" (887mm) of precipitation is accumulated.Snowfall
Months with snowfall in Greenport are January through March, November and December. March is the month with the most snowfall in Greenport. Snow falls for 3 days and accumulates 2.36" (60mm) of snow.Ocean temperature
In Greenport, in March, the average water temperature is 39.7°F (4.3°C).Note: In the event of swimming, this state is extremely frigid, dangerous, and poses a significant risk to life. Hypothermia swiftly ensues without suitable insulated waterproof attire.
Daylight
In Greenport, the average length of the day in March is 11h and 58min.On the first day of the month, sunrise is at 6:22 am and sunset at 5:40 pm EST. On the last day of March, in Greenport, sunrise is at 6:32 am and sunset at 7:13 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
The average sunshine in March is 6.1h.UV index
January through March and December, with an average maximum UV index of 2, are months with the lowest UV index in Greenport. A UV Index estimate of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV rays for the ordinary person.Note: The daily high UV index of 2 in March translates into this advice:
Most people face no serious problems with extended sun exposure, but those with fair skin, infants, and children always need protection. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation. Stay alert! Snow's reflective properties can almost double the UV radiation from the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in March
Greenport, NY
- Average high temperature in March: 43°F
The warmest month (with the highest average high temperature) is August (75.9°F).
The month with the lowest average high temperature is January (38.8°F).
- Average low temperature in March: 36.1°F
The month with the highest average low temperature is August (71.2°F).
The coldest month (with the lowest average low temperature) is January (31.3°F).
Average pressure in March
Greenport, NY
- Average pressure in March: 30.04"Hg
The month with the highest atmospheric pressure is November (30.08"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in March
Greenport, NY
- Average wind speed in March: 15.2mph
The windiest month (with the highest average wind speed) is January (16mph).
The calmest month (with the lowest average wind speed) is July (10.4mph).
Average humidity in March
Greenport, NY
- Average humidity in March: 74%
The months with the highest relative humidity are May and June (81%).
The month with the lowest relative humidity is November (72%).
Average rainfall in March
Greenport, NY
- Average rainfall in March: 3.19"
The wettest month (with the highest rainfall) is December (3.82").
The driest month (with the least rainfall) is September (2.17").
Average rainfall days in March
Greenport, NY
- Average rainfall days in March: 12.3 days
The month with the highest number of rainy days is May (15.3 days).
The month with the least rainy days is January (9.1 days).
Average snowfall in March
Greenport, NY
- Average snowfall in March: 2.36"
The month with the highest snowfall is March (2.36").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in March
Greenport, NY
- Average snowfall days in March: 3 days
The month with the highest number of snowfall days is January (4.2 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average sea temperature in March
Greenport, NY
- Average sea temperature in March: 39.8°F
The best month for swimming (with the highest average sea temperature) is August (72.1°F).
The coldest month (with the lowest average sea temperature) is February (38.8°F).
Average daylight in March /
Average sunshine in March
Greenport, 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 6min
The months with the most sunshine are July and August (Average sunshine: 10h and 36min).
The month with the least sunshine is December (Average sunshine: 4h and 36min).
Average sunshine days in March
Greenport, NY
- Average sunshine days in March: 14.2 days
The month with the most sunshine days is November (16.8 days).
The month with the least sunshine days is February (12.8 days).
Average UV index in March
Greenport, 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 and December (UV index 2).
Average cloud cover in March
Greenport, NY
- Average cloud cover in March: 49
The month with the most cloud cover is December (Cloud cover 52).
The month with the least cloud cover is August (Cloud cover 27).
Average visibility in March
Greenport, 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).





