March weather forecast
Belfast, ME

Share

Weather in March

March arrives with subtle signs of spring despite maintaining the cold grip of winter. Weather conditions shift throughout the month, with a notable decline in snowfall and slight warming of temperatures compared to February. Snowfall dwindles to a scant 2.76" (70mm), hinting at the potential transition to spring. The people of Belfast look forward to the emerging thaw as the more significant daylight hours and warming temperatures melt the winter’s snow. Gradually, the weather in this period ushers in the first few signs of spring bloom.

Temperature

Belfast's March weather indicates a minor ascent in high-temperatures, adjusting from a freezing cold 29.8°F (-1.2°C) in February to a wintry 37°F (2.8°C). Belfast throughout March, records an average low-temperature of 24.3°F (-4.3°C).

Humidity

In Belfast, the average relative humidity in March is 82%.

Rainfall

In Belfast, Maine, in March, it is raining for 10.1 days, with typically 1.57" (40mm) of accumulated precipitation. Throughout the year, there are 141.1 rainfall days, and 24.29" (617mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, October through December. In Belfast, during March, snow falls for 9 days and regularly aggregates up to 2.76" (70mm) of snow. In Belfast, during the entire year, snow falls for 44.3 days and aggregates up to 16.81" (427mm) of snow.

Ocean temperature

The month with the coldest seawater is March, with an average ocean temperature of 37.9°F (3.3°C).
Note: While swimming, this is deemed life-threatening and exceptionally hazardous. The icy water induces intense pain and causes swift hyperventilation. Employing a specialized swimsuit is required to offset thermal harm.

Daylight

In Belfast, the average length of the day in March is 11h and 58min.
On the first day of March, sunrise is at 6:11 am and sunset at 5:24 pm EST. On the last day of the month, sunrise is at 6:17 am and sunset at 7:02 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 5.1h.

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 value of 2, and less, symbolizes a low health risk from unsafe exposure to UV radiation for the ordinary person.
Note: The UV index of 2 in March translates into these instructions:
While many people can endure lengthy sun exposure, it remains imperative to safeguard babies, children, and fair-skinned individuals. To protect against the Sun's most potent rays, avoid direct exposure around midday. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
Updated: Aug 10, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is March?

In March, in Belfast, the average high-temperature is 37°F (2.8°C), and the average low-temperature is 24.3°F (-4.3°C).

What is the average humidity in March?

The average relative humidity in March is 82%.

How many days does it rain in March?

In Belfast, Maine, in March, it is raining for 10.1 days, with typically 1.57" (40mm) of accumulated precipitation.

How much does it snow in March?

In Belfast, in March, snow falls for 9 days, with typically accumulated 2.76" (70mm) of snow.

When is the ocean coldest?

March is the month with the coldest seawater, with an average ocean temperature of 37.9°F (3.3°C).

How cold is the water in March?

In Belfast, the average seawater temperature in March is 37.9°F (3.3°C). For swimming, this is considered very dangerous and immediately life-threatening. Total loss of breathing control instantly occurs, and clear thinking becomes almost impossible. A specialized swimsuit is obligatory to minimize thermal loss.

How many hours of daylight does Belfast have in March?

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

When are sunrise and sunset in March?

In March, on the first day of the month, sunrise is at 6:11 am and sunset at 5:24 pm EST. On the last day of the month, in Belfast, sunrise is at 6:17 am and sunset at 7:02 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 5.1h.

What is the month 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.

What is the UV index intensity in March?

The average daily maximum UV index in March is 2. A UV Index estimate of 2, and below, represents a minimal hazard to health from unsafe 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
Belfast, ME

Average temperature in March - Belfast, ME
  • Average high temperature in March: 37°F

The warmest months (with the highest average high temperature) are July and August (73.9°F).
The month with the lowest average high temperature is January (28.4°F).

  • Average low temperature in March: 24.3°F

The month with the highest average low temperature is July (57.7°F).
The coldest month (with the lowest average low temperature) is January (16.2°F).

Average pressure in March
Belfast, ME

Average pressure in March - Belfast, ME
  • Average pressure in March: 30"Hg

The month with the highest atmospheric pressure is September (30.04"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

Average wind speed in March
Belfast, ME

Average wind speed in March - Belfast, ME
  • Average wind speed in March: 10.1mph

The windiest month (with the highest average wind speed) is March (10.1mph).
The calmest months (with the lowest average wind speed) are July and August (6mph).

Average humidity in March
Belfast, ME

Average humidity in March - Belfast, ME
  • Average humidity in March: 82%

The months with the highest relative humidity are February and July (83%).
The month with the lowest relative humidity is November (77%).

Average rainfall in March
Belfast, ME

Average rainfall in March - Belfast, ME
  • Average rainfall in March: 1.57"

The wettest month (with the highest rainfall) is December (2.72").
The driest months (with the least rainfall) are July and September (1.46").

Average rainfall days in March
Belfast, ME

Average rainfall days in March - Belfast, ME
  • Average rainfall days in March: 10.1 days

The month with the highest number of rainy days is May (15.3 days).
The month with the least rainy days is February (7.1 days).

Average snowfall in March
Belfast, ME

Average snowfall in March - Belfast, ME
  • Average snowfall in March: 2.76"

The month with the highest snowfall is January (4.57").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in March
Belfast, ME

Average snowfall days in March - Belfast, ME
  • Average snowfall days in March: 9 days

The month with the highest number of snowfall days is January (10.1 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average sea temperature in March
Belfast, ME

Average sea temperature in March - Belfast, ME
  • Average sea temperature in March: 37.8°F

The best month for swimming (with the highest average sea temperature) is August (60.4°F).
The coldest month (with the lowest average sea temperature) is March (37.8°F).

Average daylight in March /
Average sunshine in March
Belfast, ME

Average daylight in March / Average sunshine in March - Belfast, ME
  • Average daylight in March: 12h and 0min

The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).

  • Average sunshine in March: 5h and 1min

The month with the most sunshine is August (Average sunshine: 9h and 54min).
The month with the least sunshine is February (Average sunshine: 4h and 18min).

Average sunshine days in March
Belfast, ME

Average sunshine days in March - Belfast, ME
  • Average sunshine days in March: 14.5 days

The month with the most sunshine days is September (17.9 days).
The month with the least sunshine days is April (11.7 days).

Average UV index in March
Belfast, ME

Average UV index in March - Belfast, ME
  • 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 January, February, March, November and December (UV index 2).

Average cloud cover in March
Belfast, ME

Average cloud cover in March - Belfast, ME
  • Average cloud cover in March: 55

The month with the most cloud cover is March (Cloud cover 55).
The months with the least cloud cover are August and September (Cloud cover 37).

Average visibility in March
Belfast, ME

Average visibility in March - Belfast, ME
  • Average visibility in March: 6mi

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

Belfast, Maine, USA

Weather forecast for your location

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