March weather forecast
Sag Harbor, NY

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Weather in March

March, the first month of the spring in Sag Harbor, is a frosty month, with an average temperature varying between 36.1°F (2.3°C) and 43°F (6.1°C).

Temperature

Sag Harbor marks the onset of March with an average high-temperature of a frosty 43°F (6.1°C), a subtle shift from February's 39.6°F (4.2°C). Sag Harbor's nighttime temperatures in March see a subtle dip to an average of 36.1°F (2.3°C).

Humidity

The average relative humidity in March is 74%.

Rainfall

In Sag Harbor, New York, 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

January through March, November and December are months with snowfall. The month with the most snowfall is March, when snow falls for 3 days and typically aggregates up to 2.36" (60mm) of snow.

Ocean temperature

In March, the average ocean temperature is 40.6°F (4.8°C).
Note: When swimming, this state is excessively cold, posing a lethal risk. Absent the protection of insulated waterproof wear, hypothermia is likely to occur immediately.

Daylight

In Sag Harbor, 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, 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

In March, the average sunshine 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. A UV Index estimate of 2, and below, represents a minimal health vulnerability from unprotected exposure to Sun's UV rays for the average person.
Note: The UV index of 2 in March translates into these instructions:
Babies, children, and individuals with sensitive skin should always have protection against extended sun exposure. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Heed this! Snow reflection can almost augment the UV radiation of the sun by double.
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Frequently asked questions

Is it cold in Sag Harbor during March?

In March, in Sag Harbor, the average high-temperature is 43°F (6.1°C), and the average low-temperature is 36.1°F (2.3°C).

What is the average humidity in March in Sag Harbor?

The average relative humidity in March in Sag Harbor is 74%.

How many days does it rain in March in Sag Harbor?

In Sag Harbor, New York, in March, it is raining for 12.3 days, with typically 3.19" (81mm) of accumulated precipitation.

What is the snowiest month in Sag Harbor?

The month with the most snowfall in Sag Harbor, New York, is March, when snow falls for 3 days and typically aggregates up to 2.36" (60mm) of snow.

What is the last month it snows in Sag Harbor?

March is the last month it regularly snows in Sag Harbor, New York. During 3 snowfall days, in March, Sag Harbor aggregates 2.36" (60mm) of snow.

What is the ocean temperature in March in Sag Harbor?

In Sag Harbor, the average seawater temperature in March is 40.6°F (4.8°C). For swimming, this is considered extremely cold, dangerous, and life-threatening. Unless suitably protected with insulated waterproof clothing, hypothermia quickly occurs.

What is the average length of the day in March in Sag Harbor?

In Sag Harbor, the average day length in March is 11h and 58min.

When is the sunrise / sunset in March in Sag Harbor?

In March, 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 the month, in Sag Harbor, New York, sunrise is at 6:32 am and sunset at 7:13 pm EDT.

When does Daylight Saving Time (DST) start in March in Sag Harbor?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Sag Harbor, New York, and the time zone changes from EST to EDT. DST ends Sunday, November 3. 2024, at 2:00 am.

How many hours of sunshine does Sag Harbor have in March?

In March, the average sunshine duration is 6.1h.

What are the months with the lowest UV index in Sag Harbor?

January through March and December, with an average maximum UV index of 2, are months with the lowest UV index in Sag Harbor, New York.

What is the UV index intensity in March in Sag Harbor?

In March, the average daily maximum UV index in Sag Harbor, New York, is 2. A UV Index estimate of 2, and below, represents a minimal hazard to health from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in March
Sag Harbor, NY

Average temperature in March - Sag Harbor, 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).

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Average pressure in March
Sag Harbor, NY

Average pressure in March - Sag Harbor, 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).

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Average wind speed in March
Sag Harbor, NY

Average wind speed in March - Sag Harbor, 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).

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Average humidity in March
Sag Harbor, NY

Average humidity in March - Sag Harbor, 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%).

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Average rainfall in March
Sag Harbor, NY

Average rainfall in March - Sag Harbor, 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").

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Average rainfall days in March
Sag Harbor, NY

Average rainfall days in March - Sag Harbor, 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).

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Average snowfall in March
Sag Harbor, NY

Average snowfall in March - Sag Harbor, 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").

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Average snowfall days in March
Sag Harbor, NY

Average snowfall days in March - Sag Harbor, 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).

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Average sea temperature in March
Sag Harbor, NY

Average sea temperature in March - Sag Harbor, NY
  • Average sea temperature in March: 40.7°F

The best month for swimming (with the highest average sea temperature) is August (73.3°F).
The coldest month (with the lowest average sea temperature) is February (39.8°F).

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Average daylight in March /
Average sunshine in March
Sag Harbor, NY

Average daylight in March / Average sunshine in March - Sag 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 1min

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).

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Average sunshine days in March
Sag Harbor, NY

Average sunshine days in March - Sag Harbor, 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).

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Average UV index in March
Sag Harbor, NY

Average UV index in March - Sag 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 and December (UV index 2).

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Average cloud cover in March
Sag Harbor, NY

Average cloud cover in March - Sag Harbor, 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).

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Average visibility in March
Sag Harbor, NY

Average visibility in March - Sag 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).

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Sag Harbor, New York, USA

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