March weather forecast
South Plainfield, NJ

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Weather in March

March, the first month of the spring in South Plainfield, is a frosty month, with an average temperature fluctuating between 47.3°F (8.5°C) and 32.9°F (0.5°C).

Temperature

South Plainfield in March experiences a slight uptick in the average high-temperature, adjusting from February's cold 39.2°F (4°C) to a chilly 47.3°F (8.5°C). In the month of March, the temperature generally rests at an average low of 32.9°F (0.5°C).

Humidity

In March, the average relative humidity is 75%.

Rainfall

In South Plainfield, during March, the rain falls for 12.7 days and regularly aggregates up to 2.64" (67mm) of precipitation. In South Plainfield, New Jersey, during the entire year, the rain falls for 160.7 days and collects up to 30.12" (765mm) of precipitation.

Snowfall

Months with snowfall are January through May, October through December. March is the month with the most snowfall. Snow falls for 5 days and accumulates 3.23" (82mm) of snow.

Daylight

In March, the average length of the day is 11h and 58min.
On the first day of the month, sunrise is at 6:30 am and sunset at 5:49 pm EST. On the last day of March, sunrise is at 6:41 am and sunset at 7:21 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 6.3h.

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 value of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV rays for the average person.
Note: The average daily UV index of 2 in March transforms into the following instructions:
Children, infants, and individuals with sensitive skin should be constantly protected from extended sun exposure. The solar radiation around mid-day is intense; avoid the Sun and stay safe. 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. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
Updated: Jul 24, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for South Plainfield in March?

The average high-temperature, in March, in South Plainfield, is 47.3°F (8.5°C), while the average low-temperature is 32.9°F (0.5°C).

What is the average humidity in March?

The average relative humidity in March is 75%.

How many days does it rain in March?

In South Plainfield, during March, the rain falls for 12.7 days and regularly aggregates up to 2.64" (67mm) of precipitation.

When does it snow the most?

The month with the most snowfall is March, when snow falls for 5 days and typically aggregates up to 3.23" (82mm) of snow.

How many days does it snow in March?

In South Plainfield, during March, snow falls for 5 days and regularly aggregates up to 3.23" (82mm) of snow.

What is the average length of the day in March?

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

When is the sunrise / sunset in March?

In March, on the first day of the month, sunrise is at 6:30 am and sunset at 5:49 pm EST. On the last day of the month, sunrise is at 6:41 am and sunset at 7:21 pm EDT.

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

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 March, the average sunshine duration is 6.3h.

When is the lowest UV index?

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

What is the UV index intensity in March?

The average daily maximum UV index in March is 2. A UV Index reading of 2, and below, represents a minimal hazard to health from unsafe exposure to Sun's UV rays.
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
South Plainfield, NJ

Average temperature in March - South Plainfield, NJ
  • Average high temperature in March: 47.3°F

The warmest month (with the highest average high temperature) is July (84.2°F).
The month with the lowest average high temperature is January (36°F).

  • Average low temperature in March: 32.9°F

The month with the highest average low temperature is July (67.5°F).
The coldest month (with the lowest average low temperature) is January (23.9°F).

Average pressure in March
South Plainfield, NJ

Average pressure in March - South Plainfield, NJ
  • Average pressure in March: 30.06"Hg

The month with the highest atmospheric pressure is November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed in March
South Plainfield, NJ

Average wind speed in March - South Plainfield, NJ
  • Average wind speed in March: 8.9mph

The windiest month (with the highest average wind speed) is March (8.9mph).
The calmest months (with the lowest average wind speed) are July and August (5.7mph).

Average humidity in March
South Plainfield, NJ

Average humidity in March - South Plainfield, NJ
  • Average humidity in March: 75%

The months with the highest relative humidity are February, October and December (78%).
The months with the lowest relative humidity are April and August (73%).

Average rainfall in March
South Plainfield, NJ

Average rainfall in March - South Plainfield, NJ
  • Average rainfall in March: 2.64"

The wettest month (with the highest rainfall) is December (3.19").
The driest month (with the least rainfall) is September (1.69").

Average rainfall days in March
South Plainfield, NJ

Average rainfall days in March - South Plainfield, NJ
  • Average rainfall days in March: 12.7 days

The month with the highest number of rainy days is July (16.5 days).
The month with the least rainy days is January (9.5 days).

Average snowfall in March
South Plainfield, NJ

Average snowfall in March - South Plainfield, NJ
  • Average snowfall in March: 3.23"

The month with the highest snowfall is March (3.23").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in March
South Plainfield, NJ

Average snowfall days in March - South Plainfield, NJ
  • Average snowfall days in March: 5 days

The months with the highest number of snowfall days are January and February (7.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in March /
Average sunshine in March
South Plainfield, NJ

Average daylight in March / Average sunshine in March - South Plainfield, NJ
  • 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 2min

The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).

Average sunshine days in March
South Plainfield, NJ

Average sunshine days in March - South Plainfield, NJ
  • Average sunshine days in March: 14 days

The month with the most sunshine days is November (18.4 days).
The month with the least sunshine days is June (11.4 days).

Average UV index in March
South Plainfield, NJ

Average UV index in March - South Plainfield, NJ
  • 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
South Plainfield, NJ

Average cloud cover in March - South Plainfield, NJ
  • Average cloud cover in March: 48

The months with the most cloud cover are February, March and December (Cloud cover 48).
The months with the least cloud cover are July and August (Cloud cover 32).

Average visibility in March
South Plainfield, NJ

Average visibility in March - South Plainfield, NJ
  • Average visibility in March: 6mi

The months with the highest visibility are January, February, March, April, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is May (5mi).

South Plainfield, New Jersey, USA

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