May weather forecastChebeague Island, ME

May

Weather in May

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

Temperature

May's arrival brings a temperature shift, moving from a frosty 48°F (8.9°C) in April to a moderate 57.7°F (14.3°C). Chebeague Island sees an average low-temperature of 46.8°F (8.2°C) during May.

Humidity

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. In Chebeague Island, Maine, during the entire year, the rain falls for 117.6 days and collects up to 19.8" (503mm) of precipitation.

Snowfall

In Chebeague 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 5:31 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 May, the average sunshine is 8.3h.

UV index

In Chebeague Island, the average daily maximum UV index in May is 4. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for the average person.
Note: During May, 4 as the daily maximum UV index converts into the following advice:
Take care. Persons with lighter skin might suffer burns in less than 30 minutes. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses.
Updated: Jul 15, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

The average high-temperature and low-temperature during May are 57.7°F (14.3°C) and 46.8°F (8.2°C) respectively.

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

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

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

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

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

On the first day of May, sunrise is at 5:31 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.

The average sunshine duration in May is 8.3h.

The average daily maximum UV index in May is 4. A UV Index of 3 to 5 symbolizes a medium health risk from unprotected exposure to UV radiation.
Average high temperature
Average low temperature
Average pressure
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Chebeague 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
Chebeague 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
Chebeague 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
Chebeague 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
Chebeague 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
Chebeague 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
Chebeague 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
Chebeague 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
Chebeague Island, ME

  • Average daylight in May: 14h and 42min

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 18min

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
Chebeague 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
Chebeague 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
Chebeague 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
Chebeague 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).