March weather forecast
Ronkonkoma, NY

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Weather in March

The first month of the spring, March, is a chilly month in Ronkonkoma, New York, with temperature in the range of an average high of 44.2°F (6.8°C) and an average low of 36.3°F (2.4°C).

Temperature

An average high-temperature of a chilly 44.2°F (6.8°C) marks March, exhibiting a close resemblance to the conditions in February. Ronkonkoma sustains a near constant temperature throughout March, with nighttime averages of 36.3°F (2.4°C).

Humidity

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

Rainfall

In March, in Ronkonkoma, the rain falls for 10.9 days. Throughout March, 2.76" (70mm) of precipitation is accumulated. Throughout the year, there are 155.3 rainfall days, and 34.84" (885mm) of precipitation is accumulated.

Snowfall

January through March, May, October and December are months with snowfall in Ronkonkoma. The month with the most snowfall in Ronkonkoma is March, when snow falls for 2.5 days and typically aggregates up to 2.13" (54mm) of snow.

Daylight

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

In March, the average sunshine in Ronkonkoma 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 reading of 2, and below, represents a low threat to health from exposure to the Sun's UV rays for ordinary individuals.
Note: The daily high UV index of 2 in March translates into this advice:
Most people can stay in the Sun for up to 1 hour without burning, apart from children that always must be protected from sun exposure. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation. Take to heart! Snow reflection can almost magnify the Sun's UV radiation twofold.
Updated: Feb 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is March in Ronkonkoma?

During March, Ronkonkoma experiences an average high-temperature of 44.2°F (6.8°C) and a low-temperature of 36.3°F (2.4°C).

What is the average humidity in March in Ronkonkoma?

The average relative humidity in March in Ronkonkoma, New York, is 72%.

How much does it rain in Ronkonkoma in March?

In Ronkonkoma, in March, it is raining for 10.9 days, with typically 2.76" (70mm) of accumulated precipitation.

What is the snowiest month in Ronkonkoma?

The month with the most snowfall is March, when snow falls for 2.5 days and typically aggregates up to 2.13" (54mm) of snow.

What is the last month it snows in Ronkonkoma?

March is the last month it regularly snows in Ronkonkoma. During 2.5 snowfall days, in March, Ronkonkoma aggregates 2.13" (54mm) of snow.

How many hours of daylight does Ronkonkoma have in March?

The average day length in March in Ronkonkoma is 11h and 58min.

When are sunrise and sunset in March in Ronkonkoma?

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, sunrise is at 6:36 am and sunset at 7:16 pm EDT.

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

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Ronkonkoma, 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 Ronkonkoma?

In Ronkonkoma, New York, the average sunshine duration in March is 6.5h.

When is the lowest UV index in Ronkonkoma?

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

What is the UV index intensity in March in Ronkonkoma?

The average daily maximum UV index in March in Ronkonkoma is 2. A UV Index reading of 2, and below, represents a minimal health vulnerability from unprotected exposure to 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
Ronkonkoma, NY

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

The warmest month (with the highest average high temperature) is August (78.1°F).
The month with the lowest average high temperature is January (37.9°F).

  • Average low temperature in March: 36.3°F

The month with the highest average low temperature is August (71.8°F).
The coldest month (with the lowest average low temperature) is January (30.2°F).

Average pressure in March
Ronkonkoma, NY

Average pressure in March - Ronkonkoma, 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
Ronkonkoma, NY

Average wind speed in March - Ronkonkoma, NY
  • Average wind speed in March: 12.9mph

The windiest month (with the highest average wind speed) is January (13.8mph).
The calmest months (with the lowest average wind speed) are July and August (9mph).

Average humidity in March
Ronkonkoma, NY

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

The months with the highest relative humidity are May and June (78%).
The month with the lowest relative humidity is November (71%).

Average rainfall in March
Ronkonkoma, NY

Average rainfall in March - Ronkonkoma, NY
  • Average rainfall in March: 2.76"

The wettest month (with the highest rainfall) is December (3.74").
The driest month (with the least rainfall) is January (2.17").

Average rainfall days in March
Ronkonkoma, NY

Average rainfall days in March - Ronkonkoma, NY
  • Average rainfall days in March: 10.9 days

The month with the highest number of rainy days is July (17.7 days).
The month with the least rainy days is January (8.3 days).

Average snowfall in March
Ronkonkoma, NY

Average snowfall in March - Ronkonkoma, NY
  • Average snowfall in March: 2.13"

The month with the highest snowfall is March (2.13").
The months with the least snowfall are April, June, July, August, September and November (0").

Average snowfall days in March
Ronkonkoma, NY

Average snowfall days in March - Ronkonkoma, NY
  • Average snowfall days in March: 2.5 days

The month with the highest number of snowfall days is February (4.6 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in March / Average sunshine in March - Ronkonkoma, 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 48min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).

Average sunshine days in March
Ronkonkoma, NY

Average sunshine days in March - Ronkonkoma, NY
  • Average sunshine days in March: 16.3 days

The month with the most sunshine days is November (18.8 days).
The month with the least sunshine days is July (11.3 days).

Average UV index in March
Ronkonkoma, NY

Average UV index in March - Ronkonkoma, 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
Ronkonkoma, NY

Average cloud cover in March - Ronkonkoma, 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
Ronkonkoma, NY

Average visibility in March - Ronkonkoma, 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).

Ronkonkoma, New York, USA

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