May weather forecast
Clinton, ME

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Weather in May

May, the last month of the spring in Clinton, is a comfortable month, with an average temperature ranging between max 62.2°F (16.8°C) and min 42.8°F (6°C).

Temperature

The beginning of May marks a shift in the average high-temperature, moving from April's frosty 49.6°F (9.8°C) to a comfortable 62.2°F (16.8°C). In the month of May, the average low-temperature usually rests at a frosty 42.8°F (6°C).

Humidity

In Clinton, the average relative humidity in May is 79%.

Rainfall

In May, the rain falls for 15.9 days. Throughout May, 2.4" (61mm) of precipitation is accumulated. In Clinton, during the entire year, the rain falls for 144.9 days and collects up to 30.43" (773mm) of precipitation.

Snowfall

Months with snowfall are January through May, October through December. May is the last month it regularly snows in Clinton. During 0.1 snowfall days, in May, Clinton aggregates 0.67" (17mm) of snow. Throughout the year, there are 54.8 snowfall days, and 37.56" (954mm) of snow is accumulated.

Daylight

In Clinton, the average length of the day in May is 14h and 50min.
On the first day of the month, sunrise is at 5:26 am and sunset at 7:43 pm. On the last day of May, in Clinton, sunrise is at 4:55 am and sunset at 8:15 pm EDT.

Sunshine

In May, the average sunshine is 7.5h.

UV index

In May, the average daily maximum UV index is 4. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for ordinary individuals.
Note: A maximum daily UV index of 4 during May morphs into the following directions:
Act with care - The need to guard against sun damage is communicated. When the Sun is at its strongest around midday, find shade and limit exposure. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses. Note this! The Sun's UV radiation can nearly be doubled by the reflection off snow.
Updated: Aug 20, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Clinton in May?

May temperatures vary between a high-temperature of 62.2°F (16.8°C) and a low-temperature of 42.8°F (6°C).

What is the average humidity in May?

In Clinton, the average relative humidity in May is 79%.

How much does it rain in May?

In Clinton, during May, the rain falls for 15.9 days and regularly aggregates up to 2.4" (61mm) of precipitation.

What is the last month it snows?

May is the last month it regularly snows. During 0.1 snowfall days, in May, Clinton aggregates 0.67" (17mm) of snow.

How many hours of daylight does Clinton have in May?

In May, the average day length is 14h and 50min.

What time are sunrise and sunset in May in Clinton?

In May, on the first day of the month, sunrise is at 5:26 am and sunset at 7:43 pm. On the last day of the month, sunrise is at 4:55 am and sunset at 8:15 pm EDT.

How many hours of sunshine does Clinton have in May?

In May, the average sunshine duration in Clinton, Maine, is 7.5h.

How high is the UV index in May?

The average daily maximum UV index in May is 4. A UV Index estimate of 3 to 5 represents a medium hazard to health 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
Clinton, ME

Average temperature in May - Clinton, ME
  • Average high temperature in May: 62.2°F

The warmest month (with the highest average high temperature) is July (76.6°F).
The month with the lowest average high temperature is January (25.3°F).

  • Average low temperature in May: 42.8°F

The month with the highest average low temperature is July (56.7°F).
The coldest month (with the lowest average low temperature) is January (11.8°F).

Average pressure in May
Clinton, ME

Average pressure in May - Clinton, ME
  • Average pressure in May: 29.98"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
Clinton, ME

Average wind speed in May - Clinton, ME
  • Average wind speed in May: 7mph

The windiest month (with the highest average wind speed) is March (8.2mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).

Average humidity in May
Clinton, ME

Average humidity in May - Clinton, ME
  • Average humidity in May: 79%

The months with the highest relative humidity are February and March (85%).
The months with the lowest relative humidity are April and November (78%).

Average rainfall in May
Clinton, ME

Average rainfall in May - Clinton, ME
  • Average rainfall in May: 2.4"

The wettest months (with the highest rainfall) are April, October and December (3.23").
The driest month (with the least rainfall) is July (1.69").

Average rainfall days in May
Clinton, ME

Average rainfall days in May - Clinton, ME
  • Average rainfall days in May: 15.9 days

The month with the highest number of rainy days is June (16.8 days).
The month with the least rainy days is January (6.3 days).

Average snowfall in May
Clinton, ME

Average snowfall in May - Clinton, ME
  • Average snowfall in May: 0.67"

The month with the highest snowfall is January (8.78").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in May
Clinton, ME

Average snowfall days in May - Clinton, ME
  • Average snowfall days in May: 0.1 days

The month with the highest number of snowfall days is January (12.7 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in May /
Average sunshine in May
Clinton, ME

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

The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).

  • Average sunshine in May: 7h and 3min

The month with the most sunshine is August (Average sunshine: 9h and 42min).
The month with the least sunshine is February (Average sunshine: 4h and 12min).

Average sunshine days in May
Clinton, ME

Average sunshine days in May - Clinton, ME
  • Average sunshine days in May: 12.9 days

The month with the most sunshine days is September (17.1 days).
The month with the least sunshine days is April (11.3 days).

Average UV index in May
Clinton, ME

Average UV index in May - Clinton, 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, October, November and December (UV index 2).

Average cloud cover in May
Clinton, ME

Average cloud cover in May - Clinton, ME
  • Average cloud cover in May: 52

The months with the most cloud cover are February, March and April (Cloud cover 55).
The month with the least cloud cover is September (Cloud cover 40).

Average visibility in May
Clinton, ME

Average visibility in May - Clinton, ME
  • Average visibility in May: 5mi

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

Clinton, Maine, USA

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