May weather forecast
West Southport, ME

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Weather in May

May, the last month of the spring in West Southport, is a moderate month, with temperature in the range of an average low of 46°F (7.8°C) and an average high of 58.6°F (14.8°C).

Temperature

As West Southport transitions into May, the average high-temperature shows a change, moving from a frosty 48.9°F (9.4°C) in April to a moderate 58.6°F (14.8°C). West Southport's temperature drops to an average low of 46°F (7.8°C) during the nights of May.

Humidity

In May, the average relative humidity is 81%.

Rainfall

In West Southport, in May, it is raining for 15 days, with typically 2.28" (58mm) of accumulated precipitation. Throughout the year, there are 147.2 rainfall days, and 31.34" (796mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall in West Southport. May is the last month it regularly snows. During 0.1 snowfall days, in May, West Southport aggregates 0.16" (4mm) of snow. Throughout the year, there are 40.2 snowfall days, and 18.82" (478mm) of snow is accumulated.

Daylight

The average length of the day in May is 14h and 45min.
On the first day of May, sunrise is at 5:29 am and sunset at 7:42 pm. On the last day of the month, sunrise is at 4:59 am and sunset at 8:13 pm EDT.

Sunshine

In West Southport, the average sunshine in May is 8.2h.

UV index

In May, the average daily maximum UV index is 4. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for ordinary individuals.
Note: The maximum UV index, 4 during May, leads to the following recommendations:
Take necessary precautions - Protection from skin and eye injury is mandatory. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection. Take heed! Reflection from the snow can almost amplify the Sun's UV radiation by double.
Updated: Aug 17, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for West Southport in May?

The average high-temperature and low-temperature during May are 58.6°F (14.8°C) and 46°F (7.8°C) respectively.

What is the average humidity in May?

The average relative humidity in May is 81%.

How much does it rain in May?

In May, the rain falls for 15 days. Throughout May, 2.28" (58mm) of precipitation is accumulated.

What is the last month it snows?

May is the last month it regularly snows in West Southport. During 0.1 snowfall days, in May, West Southport aggregates 0.16" (4mm) of snow.

How many hours of daylight does West Southport have in May?

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

When is the sunrise / sunset in May?

In May, on the first day of the month, sunrise is at 5:29 am and sunset at 7:42 pm. On the last day of the month, sunrise is at 4:59 am and sunset at 8:13 pm EDT.

How long on average sun shines in May?

In May, the average sunshine duration is 8.2h.

How high is the UV index in May?

In May, the average daily maximum UV index is 4. A UV Index estimate of 3 to 5 represents a moderate vulnerability from unsafe 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
West Southport, ME

Average temperature in May - West Southport, 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: 46°F

The month with the highest average low temperature is July (60.4°F).
The coldest month (with the lowest average low temperature) is January (18.9°F).

Average pressure in May
West Southport, ME

Average pressure in May - West Southport, ME
  • Average pressure in May: 29.99"Hg

The months with the highest atmospheric pressure are September and November (30.04"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

Average wind speed in May
West Southport, ME

Average wind speed in May - West Southport, ME
  • Average wind speed in May: 8.5mph

The windiest month (with the highest average wind speed) is January (11.1mph).
The calmest month (with the lowest average wind speed) is August (6.8mph).

Average humidity in May
West Southport, ME

Average humidity in May - West Southport, ME
  • Average humidity in May: 81%

The month with the highest relative humidity is June (83%).
The month with the lowest relative humidity is November (75%).

Average rainfall in May
West Southport, ME

Average rainfall in May - West Southport, ME
  • Average rainfall in May: 2.28"

The wettest months (with the highest rainfall) are October and December (3.5").
The driest month (with the least rainfall) is September (1.65").

Average rainfall days in May
West Southport, ME

Average rainfall days in May - West Southport, ME
  • Average rainfall days in May: 15 days

The month with the highest number of rainy days is April (15.8 days).
The month with the least rainy days is January (7.2 days).

Average snowfall in May
West Southport, ME

Average snowfall in May - West Southport, ME
  • Average snowfall in May: 0.16"

The month with the highest snowfall is January (4.53").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in May
West Southport, ME

Average snowfall days in May - West Southport, ME
  • Average snowfall days in May: 0.1 days

The month with the highest number of snowfall days is January (10.1 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in May /
Average sunshine in May
West Southport, ME

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

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 1min

The month with the most sunshine is August (Average sunshine: 10h and 24min).
The months with the least sunshine are February and December (Average sunshine: 4h and 36min).

Average sunshine days in May
West Southport, ME

Average sunshine days in May - West Southport, ME
  • Average sunshine days in May: 14.5 days

The month with the most sunshine days is September (16.6 days).
The month with the least sunshine days is April (11.9 days).

Average UV index in May
West Southport, ME

Average UV index in May - West Southport, 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
West Southport, ME

Average cloud cover in May - West Southport, ME
  • Average cloud cover in May: 47

The month with the most cloud cover is March (Cloud cover 51).
The month with the least cloud cover is August (Cloud cover 32).

Average visibility in May
West Southport, ME

Average visibility in May - West Southport, 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).

West Southport, Maine, USA

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