March weather forecast
Williamstown, MA

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Weather in March

The first month of the spring, March, is a wintry month in Williamstown, Massachusetts, with temperature in the range of an average high of 38.8°F (3.8°C) and an average low of 23.5°F (-4.7°C).

Temperature

The arrival of March brings an increase in high-temperatures, moving from a freezing cold 29.8°F (-1.2°C) in February to a cold 38.8°F (3.8°C). In Williamstown, March nights witness a steady temperature drop to a freezing cold 23.5°F (-4.7°C).

Humidity

In March, the average relative humidity is 83%.

Rainfall

The month with the least rainfall in Williamstown is March, when the rain falls for 14.1 days and typically collects 2.6" (66mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. In March, it is snowing for 12.6 days. Throughout March, 7.13" (181mm) of snow is accumulated. Throughout the year, there are 66.1 snowfall days, and 39.09" (993mm) of snow is accumulated.

Daylight

In March, the average length of the day is 11h and 58min.
On the first day of the month, sunrise is at 6:27 am and sunset at 5:42 pm EST. On the last day of March, sunrise is at 6:35 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 Williamstown, the average sunshine in March is 5.1h.

UV index

In March, the average daily maximum UV index is 2. A UV Index reading of 2, and below, represents a low threat to health from unsafe exposure to UV radiation for the ordinary person.
Note: The maximum UV index of 2 during March translates into these guidelines:
Children must always have sun protection, unlike most people, who can tolerate up to an hour in the sun without any burns. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes. Remember to consider! The UV radiation from the Sun can be intensified nearly twice by the reflection of snow.
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Frequently asked questions

How cold is March in Williamstown?

During March, Williamstown experiences an average high-temperature of 38.8°F (3.8°C) and a low-temperature of 23.5°F (-4.7°C).

What is the average humidity in March in Williamstown?

In Williamstown, Massachusetts, the average relative humidity in March is 83%.

What is the driest month in Williamstown?

The month with the least rainfall in Williamstown, Massachusetts, is March, when the rain falls for 14.1 days and typically collects 2.6" (66mm) of precipitation.

How many days does it rain in March in Williamstown?

In Williamstown, Massachusetts, in March, during 14.1 rainfall days, 2.6" (66mm) of precipitation is typically accumulated.

How many days does it snow in March in Williamstown?

In March, in Williamstown, Massachusetts, it is snowing for 12.6 days. Throughout March, 7.13" (181mm) of snow is accumulated.

How many hours of daylight does Williamstown have in March?

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

What time are sunrise and sunset in March in Williamstown?

In March, on the first day of the month, sunrise is at 6:27 am and sunset at 5:42 pm EST. On the last day of the month, sunrise is at 6:35 am and sunset at 7:18 pm EDT.

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

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

The average sunshine duration in March in Williamstown, Massachusetts, is 5.1h.

How high is the UV index in March in Williamstown?

In March, the average daily maximum UV index in Williamstown, Massachusetts, is 2. A UV Index value of 2, and less, symbolizes a low health risk 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
Williamstown, MA

Average temperature in March - Williamstown, MA
  • Average high temperature in March: 38.8°F

The warmest month (with the highest average high temperature) is July (78.6°F).
The month with the lowest average high temperature is January (27°F).

  • Average low temperature in March: 23.5°F

The month with the highest average low temperature is July (57°F).
The coldest month (with the lowest average low temperature) is January (14.7°F).

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Average pressure in March
Williamstown, MA

Average pressure in March - Williamstown, MA
  • 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 (29.92"Hg).

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Average wind speed in March
Williamstown, MA

Average wind speed in March - Williamstown, MA
  • Average wind speed in March: 8.5mph

The windiest months (with the highest average wind speed) are January and February (8.8mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).

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Average humidity in March
Williamstown, MA

Average humidity in March - Williamstown, MA
  • Average humidity in March: 83%

The month with the highest relative humidity is February (86%).
The month with the lowest relative humidity is April (77%).

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Average rainfall in March
Williamstown, MA

Average rainfall in March - Williamstown, MA
  • Average rainfall in March: 2.6"

The wettest month (with the highest rainfall) is October (3.62").
The driest month (with the least rainfall) is March (2.6").

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Average rainfall days in March
Williamstown, MA

Average rainfall days in March - Williamstown, MA
  • Average rainfall days in March: 14.1 days

The month with the highest number of rainy days is July (17.8 days).
The month with the least rainy days is February (7.8 days).

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Average snowfall in March
Williamstown, MA

Average snowfall in March - Williamstown, MA
  • Average snowfall in March: 7.13"

The month with the highest snowfall is February (10").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in March
Williamstown, MA

Average snowfall days in March - Williamstown, MA
  • Average snowfall days in March: 12.6 days

The month with the highest number of snowfall days is February (15.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in March /
Average sunshine in March
Williamstown, MA

Average daylight in March / Average sunshine in March - Williamstown, MA
  • Average daylight in March: 12h and 0min

The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).

  • Average sunshine in March: 5h and 1min

The month with the most sunshine is July (Average sunshine: 9h and 54min).
The month with the least sunshine is February (Average sunshine: 3h and 24min).

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Average sunshine days in March
Williamstown, MA

Average sunshine days in March - Williamstown, MA
  • Average sunshine days in March: 9.7 days

The month with the most sunshine days is September (14.3 days).
The month with the least sunshine days is February (9 days).

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Average UV index in March
Williamstown, MA

Average UV index in March - Williamstown, MA
  • Average UV index in March: 2

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

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Average cloud cover in March
Williamstown, MA

Average cloud cover in March - Williamstown, MA
  • Average cloud cover in March: 59

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 38).

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Average visibility in March
Williamstown, MA

Average visibility in March - Williamstown, MA
  • Average visibility in March: 5mi

The months with the highest visibility are January, March, April, May, June, July, August, September, October, November and December (5mi).
The month with the lowest visibility is February (4mi).

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Williamstown, Massachusetts, USA

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