May weather forecast
Wells, ME

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Weather in May

May brings in more sun, contributing to warmer days in Wells. A substantial rise in temperature and daylight hours makes most days in May ideally suitable for outdoor events. The month also displays a heightened occurrence of rainfall, with the measure scaling up to 1.61" (41mm). This sudden influx of rainfall marks the transition from a dry winter to a reasonably moist early summer rendering Wells a vision in varying hues of green. The increased available daylight makes strolls along the coastline an invigorating experience, complemented by the mesmerizing sunset.

Temperature

Wells, Maine, in May experiences an increase in the average high-temperature, moving from April's fresh 50.5°F (10.3°C) to a comfortable 61.2°F (16.2°C). Throughout May, Wells's nights cool down to an average of 46.8°F (8.2°C).

Humidity

In May, the average relative humidity is 79%.

Rainfall

In May, the rain falls for 13.7 days. Throughout May, 1.61" (41mm) of precipitation is accumulated. Throughout the year, in Wells, there are 127.9 rainfall days, and 17.28" (439mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Wells are January through May, November and December. May is the last month it regularly snows in Wells, Maine. During 0.1 snowfall days, in May, Wells aggregates 0.12" (3mm) of snow. Throughout the year, in Wells, Maine, there are 29.4 snowfall days, and 8.78" (223mm) of snow is accumulated.

Daylight

The average length of the day in May is 14h and 43min.
On the first day of the month, sunrise is at 5:34 am and sunset at 7:44 pm. On the last day of May, in Wells, sunrise is at 5:04 am and sunset at 8:15 pm EDT.

Sunshine

In Wells, Maine, the average sunshine in May is 8.4h.

UV index

In May, the average daily maximum UV index in Wells is 5. A UV Index estimate of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for the average person.
Note: In May, a daily maximum UV index of 5 leads to the following instructions:
Ensure safety - Recommendations to avert sunburn are presented. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses. Take to heart! Snow reflection can almost magnify the Sun's UV radiation twofold.
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Frequently asked questions

What is the temperature in May in Wells?

The high-temperature in Wells, Maine, during May is 61.2°F (16.2°C) and the low-temperature is 46.8°F (8.2°C).

What is the average humidity in May in Wells?

The average relative humidity in May in Wells is 79%.

How much does it rain in Wells in May?

In Wells, in May, during 13.7 rainfall days, 1.61" (41mm) of precipitation is typically accumulated.

What is the last month it snows in Wells?

May is the last month it regularly snows in Wells. During 0.1 snowfall days, in May, Wells aggregates 0.12" (3mm) of snow.

How many hours of daylight does Wells have in May?

In Wells, the average day length in May is 14h and 43min.

When are sunrise and sunset in May in Wells?

On the first day of May in Wells, sunrise is at 5:34 am and sunset at 7:44 pm. On the last day of the month, sunrise is at 5:04 am and sunset at 8:15 pm EDT.

How long on average sun shines in May in Wells?

The average sunshine duration in May is 8.4h.

What is the UV index reading in May in Wells?

In May, the average daily maximum UV index in Wells is 5. A UV Index reading 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
Wells, ME

Average temperature in May - Wells, ME
  • Average high temperature in May: 61.2°F

The warmest month (with the highest average high temperature) is July (75.9°F).
The month with the lowest average high temperature is January (30.6°F).

  • Average low temperature in May: 46.8°F

The month with the highest average low temperature is July (61.2°F).
The coldest month (with the lowest average low temperature) is January (19.4°F).

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Average pressure in May
Wells, ME

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

The month with the highest atmospheric pressure is November (30.06"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

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Average wind speed in May
Wells, ME

Average wind speed in May - Wells, ME
  • Average wind speed in May: 7.6mph

The windiest month (with the highest average wind speed) is January (10.7mph).
The calmest month (with the lowest average wind speed) is July (6.2mph).

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Average humidity in May
Wells, ME

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

The months with the highest relative humidity are January, June and July (81%).
The months with the lowest relative humidity are April and November (76%).

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Average rainfall in May
Wells, ME

Average rainfall in May - Wells, ME
  • Average rainfall in May: 1.61"

The wettest month (with the highest rainfall) is June (1.77").
The driest month (with the least rainfall) is September (1.06").

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Average rainfall days in May
Wells, ME

Average rainfall days in May - Wells, ME
  • Average rainfall days in May: 13.7 days

The month with the highest number of rainy days is July (13.8 days).
The month with the least rainy days is February (5.6 days).

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Average snowfall in May
Wells, ME

Average snowfall in May - Wells, ME
  • Average snowfall in May: 0.12"

The month with the highest snowfall is January (2.44").
The months with the least snowfall are June, July, August, September and October (0").

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Average snowfall days in May
Wells, ME

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

The month with the highest number of snowfall days is January (7.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in May / Average sunshine in May - Wells, ME
  • Average daylight in May: 14h and 4min

The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 0min).

  • Average sunshine in May: 8h and 2min

The month with the most sunshine is August (Average sunshine: 10h and 36min).
The months with the least sunshine are February and December (Average sunshine: 4h and 54min).

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Average sunshine days in May
Wells, ME

Average sunshine days in May - Wells, ME
  • Average sunshine days in May: 15.1 days

The month with the most sunshine days is January (19.3 days).
The month with the least sunshine days is April (14.3 days).

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Average UV index in May
Wells, ME

Average UV index in May - Wells, ME
  • Average UV index in May: 5

The months with the highest UV index are July and August (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).

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Average cloud cover in May
Wells, ME

Average cloud cover in May - Wells, ME
  • Average cloud cover in May: 45

The month with the most cloud cover is March (Cloud cover 49).
The month with the least cloud cover is August (Cloud cover 30).

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Average visibility in May
Wells, ME

Average visibility in May - Wells, 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).

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Wells, Maine, USA

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