March weather forecast
Grafton, MA

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Weather in March

March, the first month of the spring in Grafton, is a frosty month, with temperature in the range of an average low of 28.9°F (-1.7°C) and an average high of 43.3°F (6.3°C).

Temperature

The arrival of March witnesses a small shift in the average high-temperature, moving from an icy 35.8°F (2.1°C) in February to a frosty 43.3°F (6.3°C). Grafton's temperature tends to fall to an average low of 28.9°F (-1.7°C) during the nights of March.

Humidity

In March, the average relative humidity is 76%.

Rainfall

In Grafton, in March, it is raining for 11.4 days, with typically 2.72" (69mm) of accumulated precipitation. Throughout the year, there are 152.2 rainfall days, and 30.67" (779mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, November and December. The month with the most snowfall is March, when snow falls for 8.3 days and typically aggregates up to 4.92" (125mm) of snow.

Daylight

The average length of the day in March is 11h and 58min.
On the first day of the month, sunrise is at 6:20 am and sunset at 5:37 pm EST. On the last day of March, sunrise is at 6:29 am and sunset at 7:11 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 5.8h.

UV index

The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a low health risk from unprotected exposure to Sun's UV rays for the average person.
Note: The daily high UV index of 2 during March translates into the following recommendations:
Most individuals face no major issues with lengthy exposure to the sun, but children, infants, and individuals with fair skin always require protection. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly. On your guard! Snow's reflection can almost double the intensity of the Sun's UV radiation.

Frequently asked questions

How cold is it in March?

In Grafton, 43.3°F (6.3°C) is the average high-temperature and 28.9°F (-1.7°C) is the average low-temperature during March.

What is the average humidity in March?

The average relative humidity in March is 76%.

How many days does it rain in March?

In Grafton, during March, the rain falls for 11.4 days and regularly aggregates up to 2.72" (69mm) of precipitation.

When does it snow the most?

March is the month with the most snowfall in Grafton. Snow falls for 8.3 days and accumulates 4.92" (125mm) of snow.

How much does it snow in March?

In Grafton, during March, snow falls for 8.3 days and regularly aggregates up to 4.92" (125mm) of snow.

How many hours of daylight does Grafton have in March?

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

When are sunrise and sunset in March?

On the first day of March, sunrise is at 6:20 am and sunset at 5:37 pm EST. On the last day of the month, sunrise is at 6:29 am and sunset at 7:11 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 5.8h.

What are the months with 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.

How high is the UV index in March?

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 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
Grafton, MA

Average temperature in March - Grafton, MA
  • Average high temperature in March: 43.3°F

The warmest month (with the highest average high temperature) is July (81.7°F).
The month with the lowest average high temperature is January (32.5°F).

  • Average low temperature in March: 28.9°F

The month with the highest average low temperature is July (62.6°F).
The coldest month (with the lowest average low temperature) is January (20.5°F).

Average pressure in March
Grafton, MA

Average pressure in March - Grafton, MA
  • Average pressure in March: 30.03"Hg

The month with the highest atmospheric pressure is November (30.07"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed in March
Grafton, MA

Average wind speed in March - Grafton, MA
  • Average wind speed in March: 8.9mph

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

Average humidity in March
Grafton, MA

Average humidity in March - Grafton, MA
  • Average humidity in March: 76%

The month with the highest relative humidity is February (80%).
The month with the lowest relative humidity is April (71%).

Average rainfall in March
Grafton, MA

Average rainfall in March - Grafton, MA
  • Average rainfall in March: 2.72"

The wettest month (with the highest rainfall) is December (3.15").
The driest month (with the least rainfall) is September (1.54").

Average rainfall days in March
Grafton, MA

Average rainfall days in March - Grafton, MA
  • Average rainfall days in March: 11.4 days

The month with the highest number of rainy days is July (16.8 days).
The month with the least rainy days is January (7.7 days).

Average snowfall in March
Grafton, MA

Average snowfall in March - Grafton, MA
  • Average snowfall in March: 4.92"

The month with the highest snowfall is March (4.92").
The months with the least snowfall are June, July, August, September and October (0").

Average snowfall days in March
Grafton, MA

Average snowfall days in March - Grafton, MA
  • Average snowfall days in March: 8.3 days

The month with the highest number of snowfall days is January (8.4 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

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

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

The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).

  • Average sunshine in March: 5h and 5min

The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).

Average sunshine days in March
Grafton, MA

Average sunshine days in March - Grafton, MA
  • Average sunshine days in March: 13.8 days

The month with the most sunshine days is November (18 days).
The month with the least sunshine days is July (11.8 days).

Average UV index in March
Grafton, MA

Average UV index in March - Grafton, MA
  • 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
Grafton, MA

Average cloud cover in March - Grafton, MA
  • Average cloud cover in March: 50

The month with the most cloud cover is March (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 36).

Average visibility in March
Grafton, MA

Average visibility in March - Grafton, MA
  • Average visibility in March: 6mi

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

Grafton, Massachusetts, USA

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