May weather forecast
Bailey Island, ME

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Weather in May

The last month of the spring, May, is a refreshing month in Bailey Island, Maine, with an average temperature varying between 57.7°F (14.3°C) and 46.8°F (8.2°C).

Temperature

As May sets, the average high-temperature shows an increase, moving up from a frosty 48°F (8.9°C) in April to a refreshing 57.7°F (14.3°C). In Bailey Island, the expected average low-temperature for May is a frosty 46.8°F (8.2°C).

Humidity

In Bailey Island, the average relative humidity in May is 81%.

Rainfall

In May, the rain falls for 12.6 days. Throughout May, 1.57" (40mm) of precipitation is accumulated. Throughout the year, there are 117.6 rainfall days, and 19.8" (503mm) of precipitation is accumulated.

Snowfall

In Bailey Island, snow does not fall in May through September.

Daylight

In May, the average length of the day is 14h and 45min.
On the first day of May, sunrise is at 5:30 am and sunset at 7:43 pm. On the last day of the month, sunrise is at 5:01 am and sunset at 8:14 pm EDT.

Sunshine

In Bailey Island, the average sunshine in May is 8.3h.

UV index

In Bailey Island, the average daily maximum UV index in May is 4. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for average individuals.
Note: In May, the maximum UV index of 4 suggests this advice:
Preventative actions are necessary - Suggestions to safeguard against sun damage are in order. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat.
Updated: Aug 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in May?

Bailey Island in May has an average high-temperature of 57.7°F (14.3°C) and an average low-temperature of 46.8°F (8.2°C).

What is the average humidity in May?

In May, the average relative humidity is 81%.

How much does it rain in May?

In May, the rain falls for 12.6 days. Throughout May, 1.57" (40mm) of precipitation is accumulated.

When it does not snow in Bailey Island?

In Bailey Island, snow does not fall in May through September.

Does it snow in May?

In May, it doesn't snow. April is the latest month when it typically snows.

What is the average length of the day in May?

In Bailey Island, the average day length in May is 14h and 45min.

When are sunrise and sunset in May?

In May, on the first day of the month, sunrise is at 5:30 am and sunset at 7:43 pm. On the last day of the month, sunrise is at 5:01 am and sunset at 8:14 pm EDT.

How long on average sun shines in May?

In Bailey Island, the average sunshine duration in May is 8.3h.

How high is the UV index in May?

In Bailey Island, the average daily maximum UV index in May is 4. A UV Index reading of 3 to 5 represents a moderate health threat from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Bailey Island, ME

Average temperature in May - Bailey Island, ME
  • Average high temperature in May: 57.7°F

The warmest month (with the highest average high temperature) is August (72.3°F).
The month with the lowest average high temperature is January (30.2°F).

  • Average low temperature in May: 46.8°F

The months with the highest average low temperature are July and August (61.3°F).
The coldest month (with the lowest average low temperature) is January (20.3°F).

Average pressure in May
Bailey Island, ME

Average pressure in May - Bailey Island, ME
  • Average pressure in May: 29.99"Hg

The months with the highest atmospheric pressure are September and November (30.05"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

Average wind speed in May
Bailey Island, ME

Average wind speed in May - Bailey Island, ME
  • Average wind speed in May: 8.8mph

The windiest month (with the highest average wind speed) is January (11.9mph).
The calmest months (with the lowest average wind speed) are July and August (7.3mph).

Average humidity in May
Bailey Island, ME

Average humidity in May - Bailey Island, ME
  • Average humidity in May: 81%

The months with the highest relative humidity are June and July (82%).
The month with the lowest relative humidity is November (74%).

Average rainfall in May
Bailey Island, ME

Average rainfall in May - Bailey Island, ME
  • Average rainfall in May: 1.57"

The wettest month (with the highest rainfall) is October (2.28").
The driest month (with the least rainfall) is September (0.94").

Average rainfall days in May
Bailey Island, ME

Average rainfall days in May - Bailey Island, ME
  • Average rainfall days in May: 12.6 days

The month with the highest number of rainy days is July (14.5 days).
The month with the least rainy days is January (4.4 days).

Average snowfall in May
Bailey Island, ME

Average snowfall in May - Bailey Island, ME
  • Average snowfall in May: 0"

The month with the highest snowfall is February (3.39").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in May
Bailey Island, ME

Average snowfall days in May - Bailey Island, ME
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is January (7.9 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in May /
Average sunshine in May
Bailey Island, ME

Average daylight in May / Average sunshine in May - Bailey Island, ME
  • Average daylight in May: 14h and 4min

The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).

  • Average sunshine in May: 8h and 2min

The month with the most sunshine is August (Average sunshine: 10h and 30min).
The month with the least sunshine is December (Average sunshine: 4h and 36min).

Average sunshine days in May
Bailey Island, ME

Average sunshine days in May - Bailey Island, ME
  • Average sunshine days in May: 16.6 days

The month with the most sunshine days is September (19 days).
The month with the least sunshine days is July (14.7 days).

Average UV index in May
Bailey Island, ME

Average UV index in May - Bailey Island, 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).

Average cloud cover in May
Bailey Island, ME

Average cloud cover in May - Bailey Island, ME
  • Average cloud cover in May: 46

The month with the most cloud cover is March (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 30).

Average visibility in May
Bailey Island, ME

Average visibility in May - Bailey Island, ME
  • Average visibility in May: 6mi

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

Bailey Island, Maine, USA

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