March weather forecast
Islip, NY

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Weather in March

March, the first month of the spring in Islip, is a chilly month, with an average temperature fluctuating between 44.2°F (6.8°C) and 36.1°F (2.3°C).

Temperature

Islip transitions into March recording an average high-temperature of a chilly 44.2°F (6.8°C), closely aligning with the preceding month's temperature. The temperature during March sees a subtle transition from day to night, averaging a low of 36.1°F (2.3°C).

Humidity

In Islip, the average relative humidity in March is 72%.

Rainfall

In Islip, in March, during 10.8 rainfall days, 2.56" (65mm) of precipitation is typically accumulated. Throughout the year, in Islip, there are 153.2 rainfall days, and 34.45" (875mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through March, October through December. March is the month with the most snowfall. Snow falls for 2.6 days and accumulates 1.97" (50mm) of snow.

Ocean temperature

In Islip, in March, the average water temperature is 40.5°F (4.7°C).
Note: In the water-based sport of swimming, this state is life-threatening and exceedingly dangerous. The freezing water causes severe discomfort, leading to rapid hyperventilation. A specialized swimsuit is compulsory to avert thermal damage.

Daylight

In March, the average length of the day is 11h and 58min.
On the first day of the month, sunrise is at 6:25 am and sunset at 5:44 pm EST. On the last day of March, in Islip, sunrise is at 6:36 am and sunset at 7:16 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 6.5h.

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 low health risk from unprotected exposure to Sun's UV rays for the ordinary person.
Note: In March, a daily maximum UV index of 2 leads to the following instructions:
While sun exposure does not greatly affect most, individuals with fair skin, babies, and children always need vigilant safeguarding. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes. Take precaution! The reflection from snow can almost double the UV radiation of the Sun.
Updated: Feb 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is it in Islip in March?

The high-temperature in Islip, New York, during March is 44.2°F (6.8°C) and the low-temperature is 36.1°F (2.3°C).

What is the average humidity in March in Islip?

The average relative humidity in March is 72%.

How much does it rain in Islip in March?

In Islip, in March, during 10.8 rainfall days, 2.56" (65mm) of precipitation is typically accumulated.

What is the snowiest month in Islip?

The month with the most snowfall in Islip, New York, is March, when snow falls for 2.6 days and typically aggregates up to 1.97" (50mm) of snow.

What is the last month it snows in Islip?

March is the last month it regularly snows in Islip, New York. During 2.6 snowfall days, in March, Islip aggregates 1.97" (50mm) of snow.

How cold is the water in March in Islip?

In March, the average ocean temperature is 40.5°F (4.7°C). For swimming, this is considered very dangerous and immediately life-threatening. Total loss of breathing control instantly occurs, and clear thinking becomes almost impossible. A specialized swimsuit is obligatory to minimize thermal loss.

What is the average length of the day in March in Islip?

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

What time are sunrise and sunset in March in Islip?

In March, on the first day of the month, sunrise is at 6:25 am and sunset at 5:44 pm EST. On the last day of the month, in Islip, New York, sunrise is at 6:36 am and sunset at 7:16 pm EDT.

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

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

How long on average sun shines in March in Islip?

In March, the average sunshine duration in Islip is 6.5h.

What are the months with the lowest UV index in Islip?

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

What is the UV index reading in March in Islip?

In Islip, the average daily maximum UV index in March is 2. A UV Index value of 2, and less, symbolizes a low health risk from exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average pressure
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average sea temperature
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in March
Islip, NY

Average temperature in March - Islip, NY
  • Average high temperature in March: 44.2°F

The warmest month (with the highest average high temperature) is July (79°F).
The month with the lowest average high temperature is January (37.9°F).

  • Average low temperature in March: 36.1°F

The month with the highest average low temperature is August (72°F).
The coldest month (with the lowest average low temperature) is January (30°F).

Average pressure in March
Islip, NY

Average pressure in March - Islip, NY
  • Average pressure in March: 30.05"Hg

The month with the highest atmospheric pressure is November (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed in March
Islip, NY

Average wind speed in March - Islip, NY
  • Average wind speed in March: 12.5mph

The windiest month (with the highest average wind speed) is January (13.4mph).
The calmest month (with the lowest average wind speed) is July (8.6mph).

Average humidity in March
Islip, NY

Average humidity in March - Islip, NY
  • Average humidity in March: 72%

The months with the highest relative humidity are May and June (77%).
The month with the lowest relative humidity is November (71%).

Average rainfall in March
Islip, NY

Average rainfall in March - Islip, NY
  • Average rainfall in March: 2.56"

The wettest month (with the highest rainfall) is July (3.86").
The driest month (with the least rainfall) is January (2.05").

Average rainfall days in March
Islip, NY

Average rainfall days in March - Islip, NY
  • Average rainfall days in March: 10.8 days

The month with the highest number of rainy days is July (17.9 days).
The month with the least rainy days is January (7.6 days).

Average snowfall in March
Islip, NY

Average snowfall in March - Islip, NY
  • Average snowfall in March: 1.97"

The month with the highest snowfall is March (1.97").
The months with the least snowfall are April, May, June, July, August and September (0").

Average snowfall days in March
Islip, NY

Average snowfall days in March - Islip, NY
  • Average snowfall days in March: 2.6 days

The month with the highest number of snowfall days is February (4.2 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average sea temperature in March
Islip, NY

Average sea temperature in March - Islip, NY
  • Average sea temperature in March: 40.4°F

The best month for swimming (with the highest average sea temperature) is August (74°F).
The coldest month (with the lowest average sea temperature) is February (39.7°F).

Average daylight in March /
Average sunshine in March
Islip, NY

Average daylight in March / Average sunshine in March - Islip, NY
  • Average daylight in March: 12h and 0min

The month with the longest days is June (Average daylight: 15h and 0min).
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 48min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).

Average sunshine days in March
Islip, NY

Average sunshine days in March - Islip, NY
  • Average sunshine days in March: 17.3 days

The month with the most sunshine days is November (19.7 days).
The month with the least sunshine days is July (11.2 days).

Average UV index in March
Islip, NY

Average UV index in March - Islip, 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
Islip, NY

Average cloud cover in March - Islip, NY
  • Average cloud cover in March: 46

The month with the most cloud cover is December (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 27).

Average visibility in March
Islip, NY

Average visibility in March - Islip, 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).

Islip, New York, USA

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