May weather forecast
Island Falls, ME

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Weather in May

The last month of the spring, May, is a comfortable month in Island Falls, Maine, with an average temperature fluctuating between 60.8°F (16°C) and 40.8°F (4.9°C).

Temperature

The shift into May is characterized by a noticeable escalation in the average high-temperature, rising from April's chilly 45.9°F (7.7°C) to an enjoyable 60.8°F (16°C). In Island Falls, an average nighttime temperature of 40.8°F (4.9°C) is expected during May.

Humidity

The least humid month is May, with an average relative humidity of 76%.

Rainfall

In Island Falls, in May, it is raining for 16.9 days, with typically 2.72" (69mm) of accumulated precipitation. In Island Falls, during the entire year, the rain falls for 147.4 days and collects up to 31.81" (808mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall in Island Falls. May is the last month it regularly snows in Island Falls. During 0.8 snowfall days, in May, Island Falls aggregates 1.18" (30mm) of snow. Throughout the year, there are 88.2 snowfall days, and 62.83" (1596mm) of snow is accumulated.

Daylight

In May, the average length of the day is 14h and 59min.
On the first day of May, sunrise is at 5:18 am and sunset at 7:41 pm. On the last day of the month, sunrise is at 4:45 am and sunset at 8:15 pm EDT.

Sunshine

The average sunshine in May in Island Falls is 7.4h.

UV index

The average daily maximum UV index in May in Island Falls, Maine, is 4. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for the ordinary person.
Note: An average UV index of 4 in May transforms into this advice:
Safety measures are advised. Light-skinned individuals may experience burns in under half an hour. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat. Stay alert! Snow's reflective properties can almost double the UV radiation from the Sun.
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Frequently asked questions

What are the temperatures in Island Falls in May?

In May, the average high-temperature and low-temperature are 60.8°F (16°C) and 40.8°F (4.9°C) respectively.

What is the least humid month in Island Falls?

The least humid month in Island Falls is May, with an average relative humidity of 76%.

What is the average humidity in May in Island Falls?

The average relative humidity in May is 76%.

How many days does it rain in May in Island Falls?

In Island Falls, in May, during 16.9 rainfall days, 2.72" (69mm) of precipitation is typically accumulated.

What is the last month it snows in Island Falls?

May is the last month it regularly snows. During 0.8 snowfall days, in May, Island Falls aggregates 1.18" (30mm) of snow.

How many hours of daylight does Island Falls have in May?

In May, the average day length in Island Falls, Maine, is 14h and 59min.

When is the sunrise / sunset in May in Island Falls?

On the first day of May, sunrise is at 5:18 am and sunset at 7:41 pm. On the last day of the month, sunrise is at 4:45 am and sunset at 8:15 pm EDT.

How many hours of sunshine does Island Falls have in May?

The average sunshine duration in May in Island Falls is 7.4h.

How high is the UV index in May in Island Falls?

In Island Falls, the average daily maximum UV index in May is 4. A UV Index of 3 to 5 symbolizes a medium health risk 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 May
Island Falls, ME

Average temperature in May - Island Falls, ME
  • Average high temperature in May: 60.8°F

The warmest month (with the highest average high temperature) is July (75.9°F).
The month with the lowest average high temperature is January (21.9°F).

  • Average low temperature in May: 40.8°F

The month with the highest average low temperature is July (55.2°F).
The coldest month (with the lowest average low temperature) is January (7.7°F).

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Average pressure in May
Island Falls, ME

Average pressure in May - Island Falls, ME
  • Average pressure in May: 29.98"Hg

The month with the highest atmospheric pressure is September (30.03"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

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Average wind speed in May
Island Falls, ME

Average wind speed in May - Island Falls, ME
  • Average wind speed in May: 7.7mph

The windiest month (with the highest average wind speed) is March (8.3mph).
The calmest month (with the lowest average wind speed) is August (6.2mph).

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Average humidity in May
Island Falls, ME

Average humidity in May - Island Falls, ME
  • Average humidity in May: 76%

The months with the highest relative humidity are January, February and March (91%).
The month with the lowest relative humidity is May (76%).

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Average rainfall in May
Island Falls, ME

Average rainfall in May - Island Falls, ME
  • Average rainfall in May: 2.72"

The wettest month (with the highest rainfall) is December (3.27").
The driest month (with the least rainfall) is July (2.17").

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Average rainfall days in May
Island Falls, ME

Average rainfall days in May - Island Falls, ME
  • Average rainfall days in May: 16.9 days

The month with the highest number of rainy days is July (17.2 days).
The month with the least rainy days is February (4.3 days).

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Average snowfall in May
Island Falls, ME

Average snowfall in May - Island Falls, ME
  • Average snowfall in May: 1.18"

The months with the highest snowfall are January and February (13.07").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in May
Island Falls, ME

Average snowfall days in May - Island Falls, ME
  • Average snowfall days in May: 0.8 days

The month with the highest number of snowfall days is February (19.1 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
Island Falls, ME

Average daylight in May / Average sunshine in May - Island Falls, ME
  • Average daylight in May: 15h and 0min

The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).

  • Average sunshine in May: 7h and 2min

The month with the most sunshine is August (Average sunshine: 9h and 36min).
The month with the least sunshine is February (Average sunshine: 2h and 36min).

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Average sunshine days in May
Island Falls, ME

Average sunshine days in May - Island Falls, ME
  • Average sunshine days in May: 12.3 days

The month with the most sunshine days is September (15.1 days).
The month with the least sunshine days is April (8.7 days).

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Average UV index in May
Island Falls, ME

Average UV index in May - Island Falls, ME
  • Average UV index in May: 4

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 May
Island Falls, ME

Average cloud cover in May - Island Falls, ME
  • Average cloud cover in May: 53

The month with the most cloud cover is February (Cloud cover 69).
The month with the least cloud cover is August (Cloud cover 42).

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Average visibility in May
Island Falls, ME

Average visibility in May - Island Falls, ME
  • Average visibility in May: 5mi

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

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Island Falls, Maine, USA

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