May weather forecast
South Waterford, ME

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Weather in May

May, the last month of the spring in South Waterford, is a comfortable month, with an average temperature varying between 43.2°F (6.2°C) and 63.5°F (17.5°C).

Temperature

In South Waterford, the onset of May comes with an increased average high-temperature, moving from April's chilly 49.8°F (9.9°C) to a refreshing 63.5°F (17.5°C). South Waterford, in the month of May, anticipates a consistent average low-temperature of 43.2°F (6.2°C).

Humidity

In South Waterford, the average relative humidity in May is 77%.

Rainfall

In South Waterford, in May, it is raining for 15.1 days, with typically 2.09" (53mm) of accumulated precipitation. In South Waterford, during the entire year, the rain falls for 146 days and collects up to 27.91" (709mm) of precipitation.

Snowfall

Months with snowfall are January through May, October through December. May is the last month it regularly snows. During 0.3 snowfall days, in May, South Waterford aggregates 0.35" (9mm) of snow. In South Waterford, during the entire year, snow falls for 55.1 days and aggregates up to 42.52" (1080mm) of snow.

Daylight

In South Waterford, the average length of the day in May is 14h and 47min.
On the first day of the month, sunrise is at 5:32 am and sunset at 7:46 pm. On the last day of May, sunrise is at 5:02 am and sunset at 8:18 pm EDT.

Sunshine

In South Waterford, the average sunshine in May is 8.2h.

UV index

The average daily maximum UV index in May in South Waterford is 4. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for average individuals.
Note: An average maximum UV index of 4 in May leads to these recommendations:
Exercise care. People with light skin might get burns in fewer than 30 minutes. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage. Watch out! The Sun's UV radiation can be nearly magnified twofold due to snow reflection.
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in South Waterford in May?

May temperatures in South Waterford, Maine, vary between a high-temperature of 63.5°F (17.5°C) and a low-temperature of 43.2°F (6.2°C).

What is the average humidity in May in South Waterford?

The average relative humidity in May is 77%.

How many days does it rain in May in South Waterford?

In South Waterford, Maine, in May, during 15.1 rainfall days, 2.09" (53mm) of precipitation is typically accumulated.

What is the last month it snows in South Waterford?

May is the last month it regularly snows in South Waterford, Maine. During 0.3 snowfall days, in May, South Waterford aggregates 0.35" (9mm) of snow.

What is the average length of the day in May in South Waterford?

The average day length in May in South Waterford is 14h and 47min.

When are sunrise and sunset in May in South Waterford?

In May, on the first day of the month, sunrise is at 5:32 am and sunset at 7:46 pm. On the last day of the month, in South Waterford, sunrise is at 5:02 am and sunset at 8:18 pm EDT.

How many hours of sunshine does South Waterford have in May?

In South Waterford, the average sunshine duration in May is 8.2h.

What is the UV index reading in May in South Waterford?

In May, the average daily maximum UV index in South Waterford is 4. A UV Index value 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
South Waterford, ME

Average temperature in May - South Waterford, ME
  • Average high temperature in May: 63.5°F

The warmest month (with the highest average high temperature) is July (77.9°F).
The month with the lowest average high temperature is January (25.9°F).

  • Average low temperature in May: 43.2°F

The month with the highest average low temperature is July (56.8°F).
The coldest month (with the lowest average low temperature) is January (11.7°F).

Average pressure in May
South Waterford, ME

Average pressure in May - South Waterford, ME
  • Average pressure in May: 29.98"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
South Waterford, ME

Average wind speed in May - South Waterford, ME
  • Average wind speed in May: 5.6mph

The windiest months (with the highest average wind speed) are January, March and April (6.2mph).
The calmest month (with the lowest average wind speed) is August (4.3mph).

Average humidity in May
South Waterford, ME

Average humidity in May - South Waterford, ME
  • Average humidity in May: 77%

The months with the highest relative humidity are January, February and March (85%).
The month with the lowest relative humidity is November (76%).

Average rainfall in May
South Waterford, ME

Average rainfall in May - South Waterford, ME
  • Average rainfall in May: 2.09"

The wettest month (with the highest rainfall) is October (3.15").
The driest month (with the least rainfall) is September (1.42").

Average rainfall days in May
South Waterford, ME

Average rainfall days in May - South Waterford, ME
  • Average rainfall days in May: 15.1 days

The month with the highest number of rainy days is May (15.1 days).
The month with the least rainy days is February (7.7 days).

Average snowfall in May
South Waterford, ME

Average snowfall in May - South Waterford, ME
  • Average snowfall in May: 0.35"

The month with the highest snowfall is February (10.55").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in May
South Waterford, ME

Average snowfall days in May - South Waterford, ME
  • Average snowfall days in May: 0.3 days

The month with the highest number of snowfall days is February (12.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in May /
Average sunshine in May
South Waterford, ME

Average daylight in May / Average sunshine in May - South Waterford, 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: 8h and 1min

The month with the most sunshine is August (Average sunshine: 10h and 12min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).

Average sunshine days in May
South Waterford, ME

Average sunshine days in May - South Waterford, ME
  • Average sunshine days in May: 13.8 days

The month with the most sunshine days is January (17.3 days).
The month with the least sunshine days is April (12.3 days).

Average UV index in May
South Waterford, ME

Average UV index in May - South Waterford, 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
South Waterford, ME

Average cloud cover in May - South Waterford, ME
  • Average cloud cover in May: 48

The months with the most cloud cover are February, March and April (Cloud cover 50).
The months with the least cloud cover are August and September (Cloud cover 36).

Average visibility in May
South Waterford, ME

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

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

South Waterford, Maine, USA

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