May weather forecast
Island Falls, ME

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Weather in May

The last month of the spring, May, is an enjoyable month in Island Falls, Maine, with temperature in the range of an average low of 40.8°F (4.9°C) and an average high of 60.8°F (16°C).

Temperature

May's arrival witnesses a distinct rise in the average high-temperature, advancing from April's frosty 45.9°F (7.7°C) to a comfortable 60.8°F (16°C). Island Falls's temperature drops to an average low of 40.8°F (4.9°C) during the nights of May.

Humidity

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

Rainfall

In Island Falls, during May, the rain falls for 16.9 days and regularly aggregates up to 2.72" (69mm) of precipitation. Throughout the year, there are 147.4 rainfall days, and 31.81" (808mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall. May is the last month it regularly snows. 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

The average length of the day in May 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

In May, the average sunshine is 7.4h.

UV index

The average daily maximum UV index in May is 4. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for the average person.
Note: In May, the UV index of 4 transforms into the following advice:
Be cautious. Those with fair skin can be subjected to burns in fewer than 30 minutes. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. Opt for tightly woven and loose clothing to enhance protection from the Sun. Guard yourself! Snow reflection can almost double the UV radiation from the Sun.

Frequently asked questions

What is the usual temperature for Island Falls in May?

An average high-temperature, in May, in Island Falls, is 60.8°F (16°C) and the average low-temperature is 40.8°F (4.9°C).

What is the least humid month?

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

What is the average humidity in May?

In May, the average relative humidity is 76%.

How much does it rain in May?

In Island Falls, in May, it is raining for 16.9 days, with typically 2.72" (69mm) of accumulated precipitation.

What is the last month it snows?

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?

The average day length in May is 14h and 59min.

What time are sunrise and sunset in May?

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 long on average sun shines in May?

In Island Falls, Maine, the average sunshine duration in May is 7.4h.

What is the UV index intensity in May?

In Island Falls, the average daily maximum UV index in May is 4. A UV Index of 3 to 5 symbolizes a moderate vulnerability 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 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).

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).

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).

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%).

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").

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).

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").

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).

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).

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).

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).

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).

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).

Island Falls, Maine, USA

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