March weather forecast
Castleton, VT

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Weather in March

March signals a changing trend in the weather patterns of Castleton, Vermont. As spring approaches, there is a decrease in the amount of snowfall and the number of days it snows. A significant change is observed in the amount of snowfall, which reduces to 1.46in. The temperatures tend to be more lenient in comparison to the previous winter months. The relative humidity of 82% is also less than that of previous months, creating a balance of moisture in the air.

Temperature

Observing a minor shift, the average high-temperature during March adjusts from February's subzero cold 28.8°F (-1.8°C) to a wintry 37.4°F (3°C). Throughout March nights, Castleton registers an average low-temperature of 22.6°F (-5.2°C).

Humidity

In Castleton, Vermont, the average relative humidity in March is 82%.

Rainfall

March and September are months with the least rain when the rain falls for 9.8 days and typically aggregates up to 0.67" (17mm) of rain.

Snowfall

Months with snowfall are January through May, October through December. In March, in Castleton, Vermont, it is snowing for 7.4 days. Throughout March, 1.46" (37mm) of snow is accumulated. Throughout the year, there are 44.2 snowfall days, and 11.42" (290mm) of snow is accumulated.

Daylight

In Castleton, Vermont, the average length of the day in March is 11h and 58min.
On the first day of March in Castleton, sunrise is at 6:27 am and sunset at 5:41 pm EST. On the last day of the month, sunrise is at 6:34 am and sunset at 7:18 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 5.1h.

UV index

In March, the average daily maximum UV index is 2. A UV Index estimate of 2, and below, represents a low health risk from exposure to the Sun's UV radiation for the ordinary person.
Note: The average daily UV index of 2 in March transforms into the following instructions:
While most can endure approximately an hour in the sun without burning, children always require protection from sunlight. The Sun's radiation is especially intense around midday; try to stay in shade during this period. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades. Mark this! Snow reflection can nearly double the UV radiation intensity from the Sun.
Updated: Feb 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is March in Castleton?

In March, the average high-temperature and low-temperature in Castleton are 37.4°F (3°C) and 22.6°F (-5.2°C) respectively.

What is the average humidity in March in Castleton?

In Castleton, the average relative humidity in March is 82%.

What is the driest month in Castleton?

The months with the least rainfall in Castleton are March and September Rain falls for 9.8 days and accumulates 0.67" (17mm) of rain.

How many days does it rain in March in Castleton?

In Castleton, Vermont, during March, the rain falls for 9.8 days and regularly aggregates up to 0.67" (17mm) of precipitation.

How much does it snow in Castleton in March?

In Castleton, in March, snow falls for 7.4 days, with typically accumulated 1.46" (37mm) of snow.

How many hours of daylight does Castleton have in March?

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

When are sunrise and sunset in March in Castleton?

In March, on the first day of the month, sunrise is at 6:27 am and sunset at 5:41 pm EST. On the last day of the month, in Castleton, sunrise is at 6:34 am and sunset at 7:18 pm EDT.

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

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

In March, the average sunshine duration in Castleton, Vermont, is 5.1h.

What is the UV index intensity in March in Castleton?

In Castleton, the average daily maximum UV index in March is 2. A UV Index of 2, and less, symbolizes a minimal hazard to health from 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
Castleton, VT

Average temperature in March - Castleton, VT
  • Average high temperature in March: 37.4°F

The warmest month (with the highest average high temperature) is July (79.3°F).
The month with the lowest average high temperature is January (25.2°F).

  • Average low temperature in March: 22.6°F

The month with the highest average low temperature is July (56.8°F).
The coldest month (with the lowest average low temperature) is January (13.5°F).

Average pressure in March
Castleton, VT

Average pressure in March - Castleton, VT
  • Average pressure in March: 30.05"Hg

The month with the highest atmospheric pressure is November (30.08"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

Average wind speed in March
Castleton, VT

Average wind speed in March - Castleton, VT
  • Average wind speed in March: 7mph

The windiest month (with the highest average wind speed) is April (7.1mph).
The calmest month (with the lowest average wind speed) is August (5.1mph).

Average humidity in March
Castleton, VT

Average humidity in March - Castleton, VT
  • Average humidity in March: 82%

The months with the highest relative humidity are January and February (86%).
The months with the lowest relative humidity are April and May (75%).

Average rainfall in March
Castleton, VT

Average rainfall in March - Castleton, VT
  • Average rainfall in March: 0.67"

The wettest month (with the highest rainfall) is June (1.22").
The driest months (with the least rainfall) are March and September (0.67").

Average rainfall days in March
Castleton, VT

Average rainfall days in March - Castleton, VT
  • Average rainfall days in March: 9.8 days

The month with the highest number of rainy days is May (12.8 days).
The month with the least rainy days is January (4.5 days).

Average snowfall in March
Castleton, VT

Average snowfall in March - Castleton, VT
  • Average snowfall in March: 1.46"

The month with the highest snowfall is February (3.11").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in March
Castleton, VT

Average snowfall days in March - Castleton, VT
  • Average snowfall days in March: 7.4 days

The month with the highest number of snowfall days is February (11.5 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in March /
Average sunshine in March
Castleton, VT

Average daylight in March / Average sunshine in March - Castleton, VT
  • Average daylight in March: 12h and 0min

The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).

  • Average sunshine in March: 5h and 1min

The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is February (Average sunshine: 3h and 18min).

Average sunshine days in March
Castleton, VT

Average sunshine days in March - Castleton, VT
  • Average sunshine days in March: 16.4 days

The month with the most sunshine days is November (20.5 days).
The month with the least sunshine days is February (15.6 days).

Average UV index in March
Castleton, VT

Average UV index in March - Castleton, VT
  • Average UV index in March: 2

The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January and December (UV index 1).

Average cloud cover in March
Castleton, VT

Average cloud cover in March - Castleton, VT
  • Average cloud cover in March: 58

The month with the most cloud cover is February (Cloud cover 64).
The months with the least cloud cover are July and August (Cloud cover 36).

Average visibility in March
Castleton, VT

Average visibility in March - Castleton, VT
  • Average visibility in March: 5mi

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

Castleton, Vermont, USA

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