March weather forecast
Waltham, MA

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Weather in March

When it is March in Waltham, Massachusetts, one starts to see the transition from winter to spring. Temperatures rise moderately, and the increased daylight hints at the impending spring. This month's weather includes low temperatures of 29.7°F (-1.3°C), high temperatures of 43.3°F (6.3°C), and a UV index of 2. The increase in daylight hours accompanies a gradual thawing out from the heavy winter snow as March bids farewell to the last days of winter.

Temperature

The shift into March is marked by a modest rise in the average high-temperature, moving from February's wintry 36.1°F (2.3°C) to a frosty 43.3°F (6.3°C). Throughout March, a steady low-temperature average of 29.7°F (-1.3°C) is noted.

Humidity

The average relative humidity in March is 75%.

Rainfall

In March, the rain falls for 8.9 days. Throughout March, 0.71" (18mm) of precipitation is accumulated. In Waltham, during the entire year, the rain falls for 106.3 days and collects up to 8.5" (216mm) of precipitation.

Snowfall

January through May, November and December are months with snowfall in Waltham. In Waltham, in March, snow falls for 5.2 days, with typically accumulated 0.98" (25mm) of snow. In Waltham, during the entire year, snow falls for 19.6 days and aggregates up to 4.02" (102mm) of snow.

Daylight

In Waltham, the average length of the day in March is 11h and 58min.
On the first day of the month, sunrise is at 6:18 am and sunset at 5:35 pm EST. On the last day of March, sunrise is at 6:27 am and sunset at 7:10 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 Waltham, the average sunshine in March is 5.8h.

UV index

January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV rays for the ordinary person.
Note: A maximum high daily UV index of 2 during March translates into the following directions:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. Tightly woven clothing, when worn loosely, shields effectively against the Sun. Take to heart! Snow reflection can almost magnify the Sun's UV radiation twofold.

Frequently asked questions

How cold is March?

In Waltham, in March, the average high-temperature is 43.3°F (6.3°C), and the average low-temperature is 29.7°F (-1.3°C).

What is the average humidity in March?

In March, the average relative humidity is 75%.

How many days does it rain in March in Waltham?

In Waltham, during March, the rain falls for 8.9 days and regularly aggregates up to 0.71" (18mm) of precipitation.

How many days does it snow in March?

In Waltham, in March, snow falls for 5.2 days, with typically accumulated 0.98" (25mm) of snow.

How many hours of daylight does Waltham have in March?

The average day length in March is 11h and 58min.

What time are sunrise and sunset in March?

In March, on the first day of the month, sunrise is at 6:18 am and sunset at 5:35 pm EST. On the last day of the month, sunrise is at 6:27 am and sunset at 7:10 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.

When is 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?

In March, the average daily maximum UV index is 2. A UV Index of 2, and less, symbolizes a low health threat from exposure to the Sun's 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
Waltham, MA

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

The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (33.3°F).

  • Average low temperature in March: 29.7°F

The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (21.6°F).

Average pressure in March
Waltham, MA

Average pressure in March - Waltham, 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 (29.92"Hg).

Average wind speed in March
Waltham, MA

Average wind speed in March - Waltham, MA
  • Average wind speed in March: 8.8mph

The windiest month (with the highest average wind speed) is January (9.1mph).
The calmest month (with the lowest average wind speed) is August (5.8mph).

Average humidity in March
Waltham, MA

Average humidity in March - Waltham, MA
  • Average humidity in March: 75%

The month with the highest relative humidity is February (78%).
The month with the lowest relative humidity is April (70%).

Average rainfall in March
Waltham, MA

Average rainfall in March - Waltham, MA
  • Average rainfall in March: 0.71"

The wettest months (with the highest rainfall) are April and November (0.87").
The driest month (with the least rainfall) is September (0.35").

Average rainfall days in March
Waltham, MA

Average rainfall days in March - Waltham, MA
  • Average rainfall days in March: 8.9 days

The month with the highest number of rainy days is July (12.4 days).
The month with the least rainy days is January (5.3 days).

Average snowfall in March
Waltham, MA

Average snowfall in March - Waltham, MA
  • Average snowfall in March: 0.98"

The month with the highest snowfall is December (1.14").
The months with the least snowfall are June, July, August, September and October (0").

Average snowfall days in March
Waltham, MA

Average snowfall days in March - Waltham, MA
  • Average snowfall days in March: 5.2 days

The month with the highest number of snowfall days is February (5.4 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
Waltham, MA

Average daylight in March / Average sunshine in March - Waltham, 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 6min).

  • Average sunshine in March: 5h and 5min

The month with the most sunshine is August (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).

Average sunshine days in March
Waltham, MA

Average sunshine days in March - Waltham, MA
  • Average sunshine days in March: 18.3 days

The month with the most sunshine days is January (22.2 days).
The month with the least sunshine days is June (15.8 days).

Average UV index in March
Waltham, MA

Average UV index in March - Waltham, 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
Waltham, MA

Average cloud cover in March - Waltham, 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 32).

Average visibility in March
Waltham, MA

Average visibility in March - Waltham, 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).

Waltham, Massachusetts, USA

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