March weather forecast
East Dennis, MA

Share

Weather in March

The first month of the spring, March, is also a wintry month in East Dennis, Massachusetts, with an average temperature varying between 35.6°F (2°C) and 41.4°F (5.2°C).

Temperature

East Dennis starts March with an average high-temperature of a still wintry 41.4°F (5.2°C), hinting at a minimal fluctuation from February. East Dennis nights in March witness a mild cool down to an average temperature of 35.6°F (2°C).

Humidity

The average relative humidity in March is 76%.

Rainfall

In East Dennis, in March, it is raining for 9.9 days, with typically 1.06" (27mm) of accumulated precipitation. In East Dennis, during the entire year, the rain falls for 129 days and collects up to 14.21" (361mm) of precipitation.

Snowfall

Months with snowfall are January through April and December. In East Dennis, in March, during 3.8 snowfall days, 0.51" (13mm) of snow is typically accumulated. In East Dennis, Massachusetts, during the entire year, snow falls for 20.8 days and aggregates up to 2.6" (66mm) of snow.

Ocean temperature

March is the month with the coldest seawater, with an average ocean temperature of 39°F (3.9°C).
Note: Under swimming conditions, this represents an immediate threat to life. Control over breathing is lost instantaneously, complicating thought processes. A specialized swimsuit is indispensable to conserve thermal energy.

Daylight

In East Dennis, the average length of the day in March is 11h and 58min.
On the first day of March, sunrise is at 6:14 am and sunset at 5:31 pm EST. On the last day of the month, sunrise is at 6:23 am and sunset at 7:05 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 6h.

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 reading of 2, and below, represents a low threat to health from exposure to the Sun's UV radiation for the average person.
Note: An average maximum UV index of 2 in March leads to these recommendations:
Extended time in the sun generally does not harm most, but those with sensitive skin, infants, and children should always be protected. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays. Remember this! The UV radiation of the Sun can be nearly doubled by the reflective properties of snow.
Updated: Jul 20, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold does it get in March?

The average high-temperature, in March, in East Dennis, is 41.4°F (5.2°C), while the average low-temperature is 35.6°F (2°C).

What is the average humidity in March in East Dennis?

In East Dennis, the average relative humidity in March is 76%.

How many days does it rain in March?

In East Dennis, in March, it is raining for 9.9 days, with typically 1.06" (27mm) of accumulated precipitation.

How many days does it snow in March?

In East Dennis, in March, snow falls for 3.8 days, with typically accumulated 0.51" (13mm) of snow.

What month is the ocean coldest?

With an average ocean temperature of 39°F (3.9°C), March is the month with the coldest seawater.

How cold is the water in March?

In March, the average ocean temperature is 39°F (3.9°C). For swimming, this is considered life-threatening and very dangerous. The water feels painfully cold, and hyperventilation quickly occurs. A specialized swimsuit is mandatory to reduce thermal damage.

How many hours of daylight does East Dennis have in March?

In East Dennis, 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 6:14 am and sunset at 5:31 pm EST. On the last day of the month, sunrise is at 6:23 am and sunset at 7:05 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 many hours of sunshine does East Dennis have in March?

In March, the average sunshine duration is 6h.

When is the lowest UV index?

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

How high is the UV index in March?

In March, the average daily maximum UV index is 2. A UV Index of 2, and less, symbolizes a low health risk 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
East Dennis, MA

Average temperature in March - East Dennis, MA
  • Average high temperature in March: 41.4°F

The warmest month (with the highest average high temperature) is August (72.1°F).
The month with the lowest average high temperature is January (38.5°F).

  • Average low temperature in March: 35.6°F

The month with the highest average low temperature is August (68.5°F).
The coldest month (with the lowest average low temperature) is January (30.6°F).

Average pressure in March
East Dennis, MA

Average pressure in March - East Dennis, MA
  • Average pressure in March: 30.02"Hg

The month with the highest atmospheric pressure is November (30.06"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed in March
East Dennis, MA

Average wind speed in March - East Dennis, MA
  • Average wind speed in March: 16.5mph

The windiest month (with the highest average wind speed) is January (16.8mph).
The calmest months (with the lowest average wind speed) are July and August (10.9mph).

Average humidity in March
East Dennis, MA

Average humidity in March - East Dennis, MA
  • Average humidity in March: 76%

The months with the highest relative humidity are June and July (84%).
The month with the lowest relative humidity is November (74%).

Average rainfall in March
East Dennis, MA

Average rainfall in March - East Dennis, MA
  • Average rainfall in March: 1.06"

The wettest month (with the highest rainfall) is October (1.93").
The driest month (with the least rainfall) is August (0.94").

Average rainfall days in March
East Dennis, MA

Average rainfall days in March - East Dennis, MA
  • Average rainfall days in March: 9.9 days

The month with the highest number of rainy days is May (12.5 days).
The month with the least rainy days is February (8.3 days).

Average snowfall in March
East Dennis, MA

Average snowfall in March - East Dennis, MA
  • Average snowfall in March: 0.51"

The month with the highest snowfall is January (0.87").
The months with the least snowfall are May, June, July, August, September, October and November (0").

Average snowfall days in March
East Dennis, MA

Average snowfall days in March - East Dennis, MA
  • Average snowfall days in March: 3.8 days

The month with the highest number of snowfall days is January (6.4 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average sea temperature in March
East Dennis, MA

Average sea temperature in March - East Dennis, MA
  • Average sea temperature in March: 39°F

The best month for swimming (with the highest average sea temperature) is August (67.5°F).
The coldest month (with the lowest average sea temperature) is March (39°F).

Average daylight in March /
Average sunshine in March
East Dennis, MA

Average daylight in March / Average sunshine in March - East Dennis, 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: 6h and 0min

The month with the most sunshine is August (Average sunshine: 10h and 48min).
The months with the least sunshine are February and December (Average sunshine: 4h and 36min).

Average sunshine days in March
East Dennis, MA

Average sunshine days in March - East Dennis, MA
  • Average sunshine days in March: 16.4 days

The month with the most sunshine days is September (18.6 days).
The month with the least sunshine days is February (14.3 days).

Average UV index in March
East Dennis, MA

Average UV index in March - East Dennis, MA
  • Average UV index in March: 2

The months with the highest UV index are 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
East Dennis, MA

Average cloud cover in March - East Dennis, MA
  • Average cloud cover in March: 49

The month with the most cloud cover is December (Cloud cover 51).
The month with the least cloud cover is August (Cloud cover 27).

Average visibility in March
East Dennis, MA

Average visibility in March - East Dennis, MA
  • 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).

East Dennis, Massachusetts, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location