March weather forecast
South Chatham, MA

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Weather in March

March, the first month of the spring in South Chatham, is still a cold month, with an average temperature ranging between max 41°F (5°C) and min 35.4°F (1.9°C).

Temperature

South Chatham commences March with an average high-temperature of a still icy 41°F (5°C), maintaining a close resemblance to the previous month. South Chatham encounters a negligible difference from daytime peaks throughout the March nights, with a low-temperature average of 35.4°F (1.9°C).

Humidity

The average relative humidity in March is 76%.

Rainfall

In South Chatham, during March, the rain falls for 10.8 days and regularly aggregates up to 1.85" (47mm) of precipitation. Throughout the year, in South Chatham, there are 142.4 rainfall days, and 22.09" (561mm) of precipitation is accumulated.

Snowfall

Months with snowfall in South Chatham are January through April, November and December. In South Chatham, in March, during 3.7 snowfall days, 0.91" (23mm) of snow is typically accumulated. In South Chatham, during the entire year, snow falls for 20.8 days and aggregates up to 4.37" (111mm) 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 6:13 am and sunset at 5:31 pm EST. On the last day of March, sunrise is at 6:23 am and sunset at 7:04 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 South Chatham, 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 reading of 2, and below, represents a low threat to health from unsafe exposure to UV radiation for the average person.
Note: A maximum high UV index of 2 in March translates into the following recommendations:
Babies, children, and individuals with sensitive skin should always have protection against extended sun exposure. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses. Take note! UV radiation from the Sun can double in intensity due to snow reflection.
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Frequently asked questions

Is March cold in South Chatham?

In South Chatham, in March, the average high-temperature is 41°F (5°C), and the average low-temperature is 35.4°F (1.9°C).

What is the average humidity in March in South Chatham?

In March, the average relative humidity is 76%.

How many days does it rain in March in South Chatham?

In South Chatham, Massachusetts, in March, during 10.8 rainfall days, 1.85" (47mm) of precipitation is typically accumulated.

How many days does it snow in March in South Chatham?

In South Chatham, during March, snow falls for 3.7 days and regularly aggregates up to 0.91" (23mm) of snow.

How many hours of daylight does South Chatham have in March?

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

What time are sunrise and sunset in March in South Chatham?

On the first day of March in South Chatham, Massachusetts, sunrise is at 6:13 am and sunset at 5:31 pm EST. On the last day of the month, sunrise is at 6:23 am and sunset at 7:04 pm EDT.

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

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

The average sunshine duration in March in South Chatham, Massachusetts, is 5.8h.

What are the months with the lowest UV index in South Chatham?

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

How high is the UV index in March in South Chatham?

The average daily maximum UV index in March in South Chatham is 2. A UV Index estimate of 2, and below, represents a low health risk from exposure to Sun's UV rays.
Average high temperature
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 Chatham, MA

Average temperature in March - South Chatham, MA
  • Average high temperature in March: 41°F

The warmest month (with the highest average high temperature) is August (71.6°F).
The months with the lowest average high temperature are January and February (39°F).

  • Average low temperature in March: 35.4°F

The month with the highest average low temperature is August (68.2°F).
The coldest month (with the lowest average low temperature) is January (31.6°F).

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Average pressure in March
South Chatham, MA

Average pressure in March - South Chatham, 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).

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Average wind speed in March
South Chatham, MA

Average wind speed in March - South Chatham, MA
  • Average wind speed in March: 17.6mph

The windiest month (with the highest average wind speed) is January (18mph).
The calmest month (with the lowest average wind speed) is August (11.4mph).

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Average humidity in March
South Chatham, MA

Average humidity in March - South Chatham, MA
  • Average humidity in March: 76%

The months with the highest relative humidity are June and July (85%).
The month with the lowest relative humidity is November (74%).

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Average rainfall in March
South Chatham, MA

Average rainfall in March - South Chatham, MA
  • Average rainfall in March: 1.85"

The wettest month (with the highest rainfall) is October (2.83").
The driest month (with the least rainfall) is November (1.46").

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Average rainfall days in March
South Chatham, MA

Average rainfall days in March - South Chatham, MA
  • Average rainfall days in March: 10.8 days

The month with the highest number of rainy days is May (14.6 days).
The month with the least rainy days is February (8.3 days).

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Average snowfall in March
South Chatham, MA

Average snowfall in March - South Chatham, MA
  • Average snowfall in March: 0.91"

The month with the highest snowfall is February (1.38").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in March
South Chatham, MA

Average snowfall days in March - South Chatham, MA
  • Average snowfall days in March: 3.7 days

The month with the highest number of snowfall days is January (6 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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Average daylight in March /
Average sunshine in March
South Chatham, MA

Average daylight in March / Average sunshine in March - South Chatham, 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 42min).
The month with the least sunshine is December (Average sunshine: 4h and 18min).

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Average sunshine days in March
South Chatham, MA

Average sunshine days in March - South Chatham, MA
  • Average sunshine days in March: 13.9 days

The month with the most sunshine days is August (17.6 days).
The month with the least sunshine days is January (13 days).

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Average UV index in March
South Chatham, MA

Average UV index in March - South Chatham, 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).

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Average cloud cover in March
South Chatham, MA

Average cloud cover in March - South Chatham, MA
  • Average cloud cover in March: 51

The month with the most cloud cover is December (Cloud cover 54).
The month with the least cloud cover is August (Cloud cover 27).

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Average visibility in March
South Chatham, MA

Average visibility in March - South Chatham, 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).

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South Chatham, Massachusetts, USA

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