May weather forecast
Dover South Mills, ME

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Weather in May

The last month of the spring, May, is a comfortable month in Dover South Mills, Maine, with an average temperature varying between 42.3°F (5.7°C) and 62.2°F (16.8°C).

Temperature

The shift into May is marked by a rise in the average high-temperature, moving from April's frosty 48°F (8.9°C) to a comfortable 62.2°F (16.8°C). Nighttime temperatures in May average to a cold 42.3°F (5.7°C).

Humidity

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

Rainfall

In Dover South Mills, in May, it is raining for 16.7 days, with typically 2.72" (69mm) of accumulated precipitation. In Dover South Mills, during the entire year, the rain falls for 154.3 days and collects up to 32.68" (830mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. May is the last month it regularly snows. During 0.2 snowfall days, in May, Dover South Mills aggregates 0.28" (7mm) of snow. Throughout the year, there are 69.5 snowfall days, and 49.96" (1269mm) of snow is accumulated.

Daylight

In May, the average length of the day in Dover South Mills is 14h and 53min.
On the first day of May, sunrise is at 5:24 am and sunset at 7:43 pm. On the last day of the month, sunrise is at 4:52 am and sunset at 8:16 pm EDT.

Sunshine

In May, the average sunshine is 7.8h.

UV index

In May, the average daily maximum UV index is 4. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV radiation for the ordinary person.
Note: A maximum high daily UV index of 4 during May translates into the following directions:
Ensure safety - Imperative it is to shield skin and eyes from damage. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses. Beware! Reflection from snow can magnify the Sun's UV radiation nearly twofold.

Frequently asked questions

What is the temperature in May?

In Dover South Mills, 62.2°F (16.8°C) is the average high-temperature and 42.3°F (5.7°C) is the average low-temperature during May.

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 Dover South Mills, during May, the rain falls for 16.7 days and regularly aggregates up to 2.72" (69mm) of precipitation.

What is the last month it snows?

May is the last month it regularly snows. During 0.2 snowfall days, in May, Dover South Mills aggregates 0.28" (7mm) of snow.

What is the average length of the day in May?

In Dover South Mills, the average day length in May is 14h and 53min.

When are sunrise and sunset in May in Dover South Mills?

On the first day of May, sunrise is at 5:24 am and sunset at 7:43 pm. On the last day of the month, sunrise is at 4:52 am and sunset at 8:16 pm EDT.

How many hours of sunshine does Dover South Mills have in May?

In May, the average sunshine duration is 7.8h.

What is the UV index intensity in May?

In May, the average daily maximum UV index is 4. A UV Index of 3 to 5 symbolizes a moderate health threat 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
Dover South Mills, ME

Average temperature in May - Dover South Mills, ME
  • Average high temperature in May: 62.2°F

The warmest month (with the highest average high temperature) is July (77.2°F).
The month with the lowest average high temperature is January (23.9°F).

  • Average low temperature in May: 42.3°F

The month with the highest average low temperature is July (55.9°F).
The coldest month (with the lowest average low temperature) is January (10.8°F).

Average pressure in May
Dover South Mills, ME

Average pressure in May - Dover South Mills, ME
  • Average pressure in May: 29.98"Hg

The month with the highest atmospheric pressure is September (30.04"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

Average wind speed in May
Dover South Mills, ME

Average wind speed in May - Dover South Mills, ME
  • Average wind speed in May: 6.6mph

The windiest month (with the highest average wind speed) is March (7.5mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).

Average humidity in May
Dover South Mills, ME

Average humidity in May - Dover South Mills, ME
  • Average humidity in May: 76%

The month with the highest relative humidity is February (88%).
The month with the lowest relative humidity is May (76%).

Average rainfall in May
Dover South Mills, ME

Average rainfall in May - Dover South Mills, ME
  • Average rainfall in May: 2.72"

The wettest month (with the highest rainfall) is April (3.54").
The driest month (with the least rainfall) is July (1.89").

Average rainfall days in May
Dover South Mills, ME

Average rainfall days in May - Dover South Mills, ME
  • Average rainfall days in May: 16.7 days

The months with the highest number of rainy days are May and July (16.7 days).
The month with the least rainy days is February (6.8 days).

Average snowfall in May
Dover South Mills, ME

Average snowfall in May - Dover South Mills, ME
  • Average snowfall in May: 0.28"

The month with the highest snowfall is February (11.26").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in May
Dover South Mills, ME

Average snowfall days in May - Dover South Mills, ME
  • Average snowfall days in May: 0.2 days

The month with the highest number of snowfall days is February (15.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in May /
Average sunshine in May
Dover South Mills, ME

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

The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).

  • Average sunshine in May: 7h and 5min

The month with the most sunshine is August (Average sunshine: 9h and 54min).
The month with the least sunshine is February (Average sunshine: 3h and 48min).

Average sunshine days in May
Dover South Mills, ME

Average sunshine days in May - Dover South Mills, ME
  • Average sunshine days in May: 12.1 days

The month with the most sunshine days is September (16.4 days).
The month with the least sunshine days is April (10.7 days).

Average UV index in May
Dover South Mills, ME

Average UV index in May - Dover South Mills, 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
Dover South Mills, ME

Average cloud cover in May - Dover South Mills, ME
  • Average cloud cover in May: 51

The month with the most cloud cover is February (Cloud cover 59).
The months with the least cloud cover are August and September (Cloud cover 40).

Average visibility in May
Dover South Mills, ME

Average visibility in May - Dover South Mills, ME
  • Average visibility in May: 5mi

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

Dover South Mills, Maine, USA

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