May weather forecast
Auburn, ME

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Weather in May

The gradual warming seen in April intensifies during May in Auburn. The increase in average temperature is appreciable as the city leaves the cold of winter and enters the warmth of spring. Noteworthy for this month is a sizable increase in precipitation in the form of rain, hitting a peak at 1.57" (40mm). Cloud cover starts to lessen, and with it, the landscape grows increasingly lush and green. The seasonal shift brings about longer days, more sunshine, and generally more favourable weather conditions.

Temperature

The onset of May brings a temperature shift, with the average high-temperature moving from a cool 50.2°F (10.1°C) in April to a refreshing 63.1°F (17.3°C). An average temperature of 44.1°F (6.7°C) marks the nights in May.

Humidity

In May, the average relative humidity in Auburn is 78%.

Rainfall

In May, the rain falls for 11.3 days. Throughout May, 1.3" (33mm) of precipitation is accumulated. Throughout the year, there are 103.5 rainfall days, and 14.96" (380mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall. May is the last month it regularly snows. During 0.1 snowfall days, in May, Auburn aggregates 0.28" (7mm) of snow. In Auburn, during the entire year, snow falls for 36.8 days and aggregates up to 18.31" (465mm) of snow.

Daylight

In Auburn, the average length of the day in May is 14h and 47min.
On the first day of May, sunrise is at 5:31 am and sunset at 7:44 pm. On the last day of the month, sunrise is at 5:00 am and sunset at 8:16 pm EDT.

Sunshine

In Auburn, the average sunshine in May is 8h.

UV index

In Auburn, the average daily maximum UV index in May is 4. A UV Index of 3 to 5 symbolizes a moderate health risk 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:
Put precautions into practice - Ensuring skin and eye safety is a necessity. Direct Sun exposure should be minimized especially during midday when radiation is most intense. Opt for tightly woven and loose clothing to enhance protection from the Sun. Keep in mind! Snow's reflective quality can nearly double the intensity of the Sun's UV radiation.

Frequently asked questions

What are May temperatures?

The high-temperature, in May, in Auburn, is 63.1°F (17.3°C), while the low-temperature averages to 44.1°F (6.7°C).

What is the average humidity in May?

In May, the average relative humidity in Auburn, Maine, is 78%.

How many days does it rain in May?

In Auburn, in May, during 11.3 rainfall days, 1.3" (33mm) of precipitation is typically accumulated.

What is the last month it snows?

May is the last month it regularly snows. During 0.1 snowfall days, in May, Auburn aggregates 0.28" (7mm) of snow.

How many hours of daylight does Auburn have in May?

In May, the average day length is 14h and 47min.

When are sunrise and sunset in May?

On the first day of May, sunrise is at 5:31 am and sunset at 7:44 pm. On the last day of the month, sunrise is at 5:00 am and sunset at 8:16 pm EDT.

How many hours of sunshine does Auburn have in May?

In May, the average sunshine duration is 8h.

What is the UV index reading in May?

In Auburn, the average daily maximum UV index in May is 4. A UV Index estimate of 3 to 5 represents a medium health risk from unprotected exposure to UV radiation.
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
Auburn, ME

Average temperature in May - Auburn, ME
  • Average high temperature in May: 63.1°F

The warmest month (with the highest average high temperature) is July (77.5°F).
The month with the lowest average high temperature is January (27°F).

  • Average low temperature in May: 44.1°F

The month with the highest average low temperature is July (57.7°F).
The coldest month (with the lowest average low temperature) is January (13.3°F).

Average pressure in May
Auburn, ME

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

The month with the highest atmospheric pressure is November (30.05"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

Average wind speed in May
Auburn, ME

Average wind speed in May - Auburn, ME
  • Average wind speed in May: 6.3mph

The windiest month (with the highest average wind speed) is March (7.5mph).
The calmest month (with the lowest average wind speed) is August (4.9mph).

Average humidity in May
Auburn, ME

Average humidity in May - Auburn, ME
  • Average humidity in May: 78%

The month with the highest relative humidity is February (84%).
The month with the lowest relative humidity is November (76%).

Average rainfall in May
Auburn, ME

Average rainfall in May - Auburn, ME
  • Average rainfall in May: 1.3"

The wettest month (with the highest rainfall) is October (1.69").
The driest month (with the least rainfall) is September (0.67").

Average rainfall days in May
Auburn, ME

Average rainfall days in May - Auburn, ME
  • Average rainfall days in May: 11.3 days

The month with the highest number of rainy days is July (12.7 days).
The month with the least rainy days is February (4 days).

Average snowfall in May
Auburn, ME

Average snowfall in May - Auburn, ME
  • Average snowfall in May: 0.28"

The month with the highest snowfall is February (4.72").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in May
Auburn, ME

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

The month with the highest number of snowfall days is January (8.7 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in May / Average sunshine in May - Auburn, 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: 8h and 54min).

  • Average sunshine in May: 8h and 0min

The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).

Average sunshine days in May
Auburn, ME

Average sunshine days in May - Auburn, ME
  • Average sunshine days in May: 17.1 days

The month with the most sunshine days is January (20.8 days).
The month with the least sunshine days is July (16.2 days).

Average UV index in May
Auburn, ME

Average UV index in May - Auburn, ME
  • Average UV index in May: 4

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

Average cloud cover in May
Auburn, ME

Average cloud cover in May - Auburn, ME
  • Average cloud cover in May: 49

The month with the most cloud cover is March (Cloud cover 51).
The months with the least cloud cover are August and September (Cloud cover 36).

Average visibility in May
Auburn, ME

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

The months with the highest visibility are January, November and December (6mi).
The months with the lowest visibility are February, March, April, May, June, July, August, September and October (5mi).

Auburn, Maine, USA

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