March weather forecast
Grand Isle, ME

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Weather in March

March, the first month of the spring in Grand Isle, is still a freezing cold month, with temperature in the range of an average low of 11.7°F (-11.3°C) and an average high of 27.7°F (-2.4°C).

Temperature

The beginning of March marks a minor shift in the average high-temperature, moving from February's 20.3°F (-6.5°C) to a still freezing cold 27.7°F (-2.4°C). During the month of March, an average low-temperature of 11.7°F (-11.3°C) is recorded in Grand Isle.

Humidity

March is the most humid month in Grand Isle, with an average relative humidity of 94%.

Rainfall

In Grand Isle, in March, it is raining for 6.8 days, with typically 2.44" (62mm) of accumulated precipitation. Throughout the year, in Grand Isle, there are 140.8 rainfall days, and 30.12" (765mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall in Grand Isle. In Grand Isle, in March, during 20.4 snowfall days, 13.62" (346mm) of snow is typically accumulated. In Grand Isle, during the entire year, snow falls for 107.8 days and aggregates up to 71.34" (1812mm) of snow.

Daylight

The average length of the day in March in Grand Isle is 11h and 56min.
On the first day of March, sunrise is at 6:11 am and sunset at 5:18 pm EST. On the last day of the month, sunrise is at 6:11 am and sunset at 7:01 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 in Grand Isle is 3h.

UV index

The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 1. A UV Index value of 2, and less, symbolizes a low health risk from unsafe exposure to UV radiation for average individuals.
Note: The daily maximum UV index of 1 in March interprets into the following advice:
Prolonged sun exposure generally does not trouble most people. However, it is vital to ensure protection for babies, children, and individuals with sensitive skin. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. Enhance your sun protection with tightly woven, yet airy clothing. Be aware! The intensity of the Sun's UV radiation can be amplified nearly twice due to snow reflection.
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Frequently asked questions

How cold is it in Grand Isle in March?

The high-temperature, in March, in Grand Isle, is 27.7°F (-2.4°C), while the low-temperature averages to 11.7°F (-11.3°C).

What is the most humid month in Grand Isle?

The most humid month is March, with an average relative humidity of 94%.

What is the average humidity in March in Grand Isle?

In Grand Isle, the average relative humidity in March is 94%.

How many days does it rain in March in Grand Isle?

In Grand Isle, in March, during 6.8 rainfall days, 2.44" (62mm) of precipitation is typically accumulated.

How much does it snow in Grand Isle in March?

In Grand Isle, Maine, during March, snow falls for 20.4 days and regularly aggregates up to 13.62" (346mm) of snow.

What is the average length of the day in March in Grand Isle?

In March, the average day length is 11h and 56min.

What time are sunrise and sunset in March in Grand Isle?

In March, on the first day of the month, sunrise is at 6:11 am and sunset at 5:18 pm EST. On the last day of the month, in Grand Isle, sunrise is at 6:11 am and sunset at 7:01 pm EDT.

When does Daylight Saving Time (DST) start in March in Grand Isle?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Grand Isle, 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 Grand Isle?

The average sunshine duration in March is 3h.

When is the lowest UV index in Grand Isle?

The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 1.

What is the UV index intensity in March in Grand Isle?

In March, the average daily maximum UV index is 1. A UV Index of 2, and less, symbolizes a minimal hazard to health 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
Grand Isle, ME

Average temperature in March - Grand Isle, ME
  • Average high temperature in March: 27.7°F

The warmest month (with the highest average high temperature) is July (74.3°F).
The month with the lowest average high temperature is January (18°F).

  • Average low temperature in March: 11.7°F

The month with the highest average low temperature is July (53.6°F).
The coldest month (with the lowest average low temperature) is January (2.8°F).

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Average pressure in March
Grand Isle, ME

Average pressure in March - Grand Isle, ME
  • Average pressure in March: 30.01"Hg

The months with the highest atmospheric pressure are March, September and November (30.01"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).

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Average wind speed in March
Grand Isle, ME

Average wind speed in March - Grand Isle, ME
  • Average wind speed in March: 8.1mph

The windiest months (with the highest average wind speed) are January and February (8.2mph).
The calmest month (with the lowest average wind speed) is August (6.4mph).

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Average humidity in March
Grand Isle, ME

Average humidity in March - Grand Isle, ME
  • Average humidity in March: 94%

The month with the highest relative humidity is March (94%).
The month with the lowest relative humidity is May (76%).

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Average rainfall in March
Grand Isle, ME

Average rainfall in March - Grand Isle, ME
  • Average rainfall in March: 2.44"

The wettest month (with the highest rainfall) is April (2.95").
The driest month (with the least rainfall) is February (1.97").

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Average rainfall days in March
Grand Isle, ME

Average rainfall days in March - Grand Isle, ME
  • Average rainfall days in March: 6.8 days

The month with the highest number of rainy days is July (17.1 days).
The months with the least rainy days are January and February (4.3 days).

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Average snowfall in March
Grand Isle, ME

Average snowfall in March - Grand Isle, ME
  • Average snowfall in March: 13.62"

The month with the highest snowfall is January (14.92").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in March
Grand Isle, ME

Average snowfall days in March - Grand Isle, ME
  • Average snowfall days in March: 20.4 days

The month with the highest number of snowfall days is January (21.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in March /
Average sunshine in March
Grand Isle, ME

Average daylight in March / Average sunshine in March - Grand Isle, ME
  • Average daylight in March: 11h and 5min

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

  • Average sunshine in March: 3h and 0min

The month with the most sunshine is August (Average sunshine: 9h and 30min).
The month with the least sunshine is February (Average sunshine: 2h and 6min).

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Average sunshine days in March
Grand Isle, ME

Average sunshine days in March - Grand Isle, ME
  • Average sunshine days in March: 8.8 days

The month with the most sunshine days is September (14.5 days).
The month with the least sunshine days is April (7.9 days).

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Average UV index in March
Grand Isle, ME

Average UV index in March - Grand Isle, ME
  • Average UV index in March: 1

The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, March, November and December (UV index 1).

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Average cloud cover in March
Grand Isle, ME

Average cloud cover in March - Grand Isle, ME
  • Average cloud cover in March: 72

The month with the most cloud cover is February (Cloud cover 75).
The month with the least cloud cover is July (Cloud cover 42).

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Average visibility in March
Grand Isle, ME

Average visibility in March - Grand Isle, ME
  • Average visibility in March: 4mi

The months with the highest visibility are May, June, July, August, September, October and November (5mi).
The months with the lowest visibility are January, February, March, April and December (4mi).

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Grand Isle, Maine, USA

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