May weather forecast
Addison, ME

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Weather in May

The last month of the spring, May, is a moderate month in Addison, Maine, with temperature in the range of an average low of 44.2°F (6.8°C) and an average high of 58.6°F (14.8°C).

Temperature

The arrival of May brings a change in Addison's weather, with average high-temperatures moving from April's chilly 48.6°F (9.2°C) to a refreshing 58.6°F (14.8°C). Addison experiences an average low-temperature of 44.2°F (6.8°C) in month of May.

Humidity

In May, the average relative humidity is 78%.

Rainfall

In Addison, Maine, in May, it is raining for 14.8 days, with typically 2.28" (58mm) of accumulated precipitation. Throughout the year, there are 142.1 rainfall days, and 32.28" (820mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Addison are January through May, October through December. May is the last month it regularly snows in Addison. During 0.1 snowfall days, in May, Addison aggregates 0.08" (2mm) of snow. Throughout the year, there are 48.1 snowfall days, and 23.82" (605mm) of snow is accumulated.

Ocean temperature

In May, the average ocean temperature in Addison is 43.9°F (6.6°C).
Note: Swimming in 43.9°F (6.6°C) at temperatures under 50°F (10°C) requires thermal swimsuits; otherwise, one can face cold shock and breathing difficulty. Even brief immersion at 55.4°F (13°C) feels frosty.

Daylight

The average length of the day in May in Addison is 14h and 50min.
On the first day of the month, sunrise is at 5:19 am and sunset at 7:36 pm. On the last day of May, in Addison, sunrise is at 4:48 am and sunset at 8:08 pm EDT.

Sunshine

The average sunshine in May in Addison is 7.8h.

UV index

The average daily maximum UV index in May is 4. A UV Index of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for the average person.
Note: The UV index of 4 during May translates into the following guidance:
Heed the precautions - Suggestions to avoid sunburn are made. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses. Guard yourself! Snow reflection can almost double the UV radiation from the Sun.
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Frequently asked questions

What is the average May temperature in Addison?

In Addison, 58.6°F (14.8°C) is the average high-temperature and 44.2°F (6.8°C) is the average low-temperature during May.

What is the average humidity in May in Addison?

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

How many days does it rain in May in Addison?

In Addison, Maine, in May, it is raining for 14.8 days, with typically 2.28" (58mm) of accumulated precipitation.

What is the last month it snows in Addison?

May is the last month it regularly snows. During 0.1 snowfall days, in May, Addison aggregates 0.08" (2mm) of snow.

What is the ocean temperature in May in Addison?

In Addison, the average seawater temperature in May is 43.9°F (6.6°C). Swimming in 43.9°F (6.6°C) is considered dangerous. Unprotected immersion in temperatures below 50°F (10°C) causes quickly maximum intensity cold shock with hyperventilation.

What is the average length of the day in May in Addison?

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

When are sunrise and sunset in May in Addison?

In May, on the first day of the month, sunrise is at 5:19 am and sunset at 7:36 pm. On the last day of the month, sunrise is at 4:48 am and sunset at 8:08 pm EDT.

How many hours of sunshine does Addison have in May?

In Addison, Maine, the average sunshine duration in May is 7.8h.

What is the UV index reading in May in Addison?

The average daily maximum UV index in May in Addison is 4. A UV Index estimate of 3 to 5 represents a moderate health threat from unsafe 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
Addison, ME

Average temperature in May - Addison, ME
  • Average high temperature in May: 58.6°F

The warmest month (with the highest average high temperature) is August (73.4°F).
The month with the lowest average high temperature is January (29.7°F).

  • Average low temperature in May: 44.2°F

The month with the highest average low temperature is July (58.1°F).
The coldest month (with the lowest average low temperature) is January (18.5°F).

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Average pressure in May
Addison, ME

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

The month with the highest atmospheric pressure is September (30.04"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

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Average wind speed in May
Addison, ME

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

The windiest month (with the highest average wind speed) is January (10.4mph).
The calmest months (with the lowest average wind speed) are July and August (6.3mph).

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Average humidity in May
Addison, ME

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

The month with the highest relative humidity is February (83%).
The month with the lowest relative humidity is November (76%).

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Average rainfall in May
Addison, ME

Average rainfall in May - Addison, ME
  • Average rainfall in May: 2.28"

The wettest month (with the highest rainfall) is December (3.94").
The driest month (with the least rainfall) is July (1.57").

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Average rainfall days in May
Addison, ME

Average rainfall days in May - Addison, ME
  • Average rainfall days in May: 14.8 days

The month with the highest number of rainy days is April (15.5 days).
The month with the least rainy days is February (7.5 days).

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Average snowfall in May
Addison, ME

Average snowfall in May - Addison, ME
  • Average snowfall in May: 0.08"

The month with the highest snowfall is February (5.75").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in May
Addison, ME

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

The month with the highest number of snowfall days is January (11.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average sea temperature in May
Addison, ME

Average sea temperature in May - Addison, ME
  • Average sea temperature in May: 44°F

The best month for swimming (with the highest average sea temperature) is August (56.8°F).
The coldest month (with the lowest average sea temperature) is March (38.1°F).

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

Average daylight in May / Average sunshine in May - Addison, 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 5min

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 6min).

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Average sunshine days in May
Addison, ME

Average sunshine days in May - Addison, ME
  • Average sunshine days in May: 14.5 days

The month with the most sunshine days is August (18.7 days).
The month with the least sunshine days is April (11.2 days).

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Average UV index in May
Addison, ME

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

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Average cloud cover in May
Addison, ME

Average cloud cover in May - Addison, ME
  • Average cloud cover in May: 50

The month with the most cloud cover is February (Cloud cover 56).
The months with the least cloud cover are August and September (Cloud cover 35).

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Average visibility in May
Addison, ME

Average visibility in May - Addison, ME
  • Average visibility in May: 6mi

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

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Addison, Maine, USA

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