May weather forecast
Bass Harbor, ME

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Weather in May

The last month of the spring, May, is a moderate month in Bass Harbor, Maine, with an average temperature varying between 58.6°F (14.8°C) and 44.2°F (6.8°C).

Temperature

Bass Harbor's weather in May shows a rise in the average high-temperature, moving up from April's chilly 48.6°F (9.2°C) to a moderate 58.6°F (14.8°C). During the month of May, Bass Harbor experiences a steady low-temperature average of 44.2°F (6.8°C).

Humidity

In May, the average relative humidity is 78%.

Rainfall

In Bass Harbor, in May, during 14.8 rainfall days, 2.28" (58mm) of precipitation is typically accumulated. Throughout the year, in Bass Harbor, there are 142.1 rainfall days, and 32.28" (820mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Bass Harbor are January through May, October through December. May is the last month it regularly snows. During 0.1 snowfall days, in May, Bass Harbor aggregates 0.08" (2mm) of snow. Throughout the year, in Bass Harbor, there are 48.1 snowfall days, and 23.82" (605mm) of snow is accumulated.

Daylight

In Bass Harbor, Maine, the average length of the day in May is 14h and 48min.
On the first day of May in Bass Harbor, sunrise is at 5:23 am and sunset at 7:37 pm. On the last day of the month, sunrise is at 4:52 am and sunset at 8:09 pm EDT.

Sunshine

In May, the average sunshine in Bass Harbor is 7.8h.

UV index

In Bass Harbor, the average daily maximum UV index in May is 4. A UV Index of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The daily high UV index of 4 during May translates into the following recommendations:
Exercise caution. The susceptibility of light skin individuals to burns is less than 30 minutes. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. During bright days, sunglasses that offer UVA and UVB defense are recommended. Take into account! The reflection from snow can nearly double the Sun's UV radiation intensity.
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Frequently asked questions

What is the usual temperature for Bass Harbor in May?

In Bass Harbor, 58.6°F (14.8°C) is the average high-temperature and 44.2°F (6.8°C) is the average low-temperature during May.

What is the average humidity in May in Bass Harbor?

In Bass Harbor, Maine, the average relative humidity in May is 78%.

How much does it rain in Bass Harbor in May?

In May, the rain falls for 14.8 days. Throughout May, 2.28" (58mm) of precipitation is accumulated.

What is the last month it snows in Bass Harbor?

May is the last month it regularly snows in Bass Harbor. During 0.1 snowfall days, in May, Bass Harbor aggregates 0.08" (2mm) of snow.

What is the average length of the day in May in Bass Harbor?

The average day length in May is 14h and 48min.

When are sunrise and sunset in May in Bass Harbor?

In May, on the first day of the month, sunrise is at 5:23 am and sunset at 7:37 pm. On the last day of the month, in Bass Harbor, Maine, sunrise is at 4:52 am and sunset at 8:09 pm EDT.

How long on average sun shines in May in Bass Harbor?

In Bass Harbor, Maine, the average sunshine duration in May is 7.8h.

What is the UV index intensity in May in Bass Harbor?

In Bass Harbor, Maine, the average daily maximum UV index in May is 4. A UV Index estimate of 3 to 5 represents a medium hazard to health 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 May
Bass Harbor, ME

Average temperature in May - Bass Harbor, ME
  • Average high temperature in May: 58.6°F

The warmest month (with the highest average high temperature) is August (73.4°F).
The month with the lowest average high temperature is January (29.7°F).

  • Average low temperature in May: 44.2°F

The month with the highest average low temperature is July (58.1°F).
The coldest month (with the lowest average low temperature) is January (18.5°F).

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Average pressure in May
Bass Harbor, ME

Average pressure in May - Bass Harbor, ME
  • Average pressure in May: 29.99"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).

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Average wind speed in May
Bass Harbor, ME

Average wind speed in May - Bass Harbor, ME
  • Average wind speed in May: 7.6mph

The windiest month (with the highest average wind speed) is January (10.4mph).
The calmest months (with the lowest average wind speed) are July and August (6.3mph).

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Average humidity in May
Bass Harbor, ME

Average humidity in May - Bass Harbor, ME
  • Average humidity in May: 78%

The month with the highest relative humidity is February (83%).
The month with the lowest relative humidity is November (76%).

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Average rainfall in May
Bass Harbor, ME

Average rainfall in May - Bass Harbor, ME
  • Average rainfall in May: 2.28"

The wettest month (with the highest rainfall) is December (3.94").
The driest month (with the least rainfall) is July (1.57").

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Average rainfall days in May
Bass Harbor, ME

Average rainfall days in May - Bass Harbor, ME
  • Average rainfall days in May: 14.8 days

The month with the highest number of rainy days is April (15.5 days).
The month with the least rainy days is February (7.5 days).

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Average snowfall in May
Bass Harbor, ME

Average snowfall in May - Bass Harbor, ME
  • Average snowfall in May: 0.08"

The month with the highest snowfall is February (5.75").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in May
Bass Harbor, ME

Average snowfall days in May - Bass Harbor, ME
  • Average snowfall days in May: 0.1 days

The month with the highest number of snowfall days is January (11.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in May /
Average sunshine in May
Bass Harbor, ME

Average daylight in May / Average sunshine in May - Bass Harbor, ME
  • Average daylight in May: 14h and 5min

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 May: 7h and 5min

The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is February (Average sunshine: 4h and 6min).

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Average sunshine days in May
Bass Harbor, ME

Average sunshine days in May - Bass Harbor, ME
  • Average sunshine days in May: 14.5 days

The month with the most sunshine days is August (18.7 days).
The month with the least sunshine days is April (11.2 days).

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Average UV index in May
Bass Harbor, ME

Average UV index in May - Bass Harbor, ME
  • Average UV index in May: 4

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).

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Average cloud cover in May
Bass Harbor, ME

Average cloud cover in May - Bass Harbor, ME
  • Average cloud cover in May: 50

The month with the most cloud cover is February (Cloud cover 56).
The months with the least cloud cover are August and September (Cloud cover 35).

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Average visibility in May
Bass Harbor, ME

Average visibility in May - Bass Harbor, ME
  • Average visibility in May: 6mi

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

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Bass Harbor, Maine, USA

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