May weather forecast
Kennebunkport, ME

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Weather in May

The last month of the spring, May, is a refreshing month in Kennebunkport, Maine, with an average temperature fluctuating between 59.9°F (15.5°C) and 46.4°F (8°C).

Temperature

May's arrival coincides with a rise in the average high-temperature, moving from April's chilly 49.8°F (9.9°C) to a moderate 59.9°F (15.5°C). Throughout the month of May, the nighttime temperature in Kennebunkport dips to an average of 46.4°F (8°C).

Humidity

In May, the average relative humidity in Kennebunkport is 80%.

Rainfall

In Kennebunkport, during May, the rain falls for 13.9 days and regularly aggregates up to 2.32" (59mm) of precipitation. Throughout the year, there are 133.9 rainfall days, and 27.44" (697mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall. May is the last month it regularly snows in Kennebunkport, Maine. During 0.1 snowfall days, in May, Kennebunkport aggregates 0.2" (5mm) of snow. In Kennebunkport, during the entire year, snow falls for 33.7 days and aggregates up to 18.94" (481mm) of snow.

Daylight

In Kennebunkport, the average length of the day in May is 14h and 43min.
On the first day of May in Kennebunkport, sunrise is at 5:33 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.

Sunshine

The average sunshine in May in Kennebunkport is 7.9h.

UV index

In May, the average daily maximum UV index in Kennebunkport is 4. A UV Index reading of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for the average person.
Note: A typical high UV index of 4 in May suggests the following recommendations:
Act with care - The suggestion to avoid sunburn is emphasized. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays. Be alert to the fact! The reflection from snow can nearly double the UV radiation of the Sun.
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Frequently asked questions

What are May temperatures in Kennebunkport?

The average high-temperature, in May, in Kennebunkport, is 59.9°F (15.5°C), while the average low-temperature is 46.4°F (8°C).

What is the average humidity in May in Kennebunkport?

The average relative humidity in May in Kennebunkport is 80%.

How much does it rain in Kennebunkport in May?

In May, the rain falls for 13.9 days. Throughout May, 2.32" (59mm) of precipitation is accumulated.

What is the last month it snows in Kennebunkport?

May is the last month it regularly snows. During 0.1 snowfall days, in May, Kennebunkport aggregates 0.2" (5mm) of snow.

How many hours of daylight does Kennebunkport have in May?

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

What time are sunrise and sunset in May in Kennebunkport?

On the first day of May in Kennebunkport, Maine, sunrise is at 5:33 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 many hours of sunshine does Kennebunkport have in May?

In Kennebunkport, the average sunshine duration in May is 7.9h.

What is the UV index intensity in May in Kennebunkport?

In Kennebunkport, Maine, the average daily maximum UV index in May is 4. A UV Index value of 3 to 5 symbolizes a medium hazard to health from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Kennebunkport, ME

Average temperature in May - Kennebunkport, ME
  • Average high temperature in May: 59.9°F

The warmest month (with the highest average high temperature) is July (74.5°F).
The month with the lowest average high temperature is January (30.7°F).

  • Average low temperature in May: 46.4°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 (19.8°F).

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Average pressure in May
Kennebunkport, ME

Average pressure in May - Kennebunkport, ME
  • Average pressure in May: 29.99"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).

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Average wind speed in May
Kennebunkport, ME

Average wind speed in May - Kennebunkport, ME
  • Average wind speed in May: 8.1mph

The windiest month (with the highest average wind speed) is January (11.1mph).
The calmest months (with the lowest average wind speed) are July and August (6.7mph).

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Average humidity in May
Kennebunkport, ME

Average humidity in May - Kennebunkport, ME
  • Average humidity in May: 80%

The months with the highest relative humidity are June and July (82%).
The month with the lowest relative humidity is November (75%).

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Average rainfall in May
Kennebunkport, ME

Average rainfall in May - Kennebunkport, ME
  • Average rainfall in May: 2.32"

The wettest month (with the highest rainfall) is October (2.95").
The driest month (with the least rainfall) is September (1.34").

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Average rainfall days in May
Kennebunkport, ME

Average rainfall days in May - Kennebunkport, ME
  • Average rainfall days in May: 13.9 days

The month with the highest number of rainy days is April (14.3 days).
The month with the least rainy days is January (6.3 days).

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Average snowfall in May
Kennebunkport, ME

Average snowfall in May - Kennebunkport, ME
  • Average snowfall in May: 0.2"

The month with the highest snowfall is February (4.41").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in May
Kennebunkport, ME

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

The month with the highest number of snowfall days is January (8.8 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
Kennebunkport, ME

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

The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).

  • Average sunshine in May: 7h and 5min

The month with the most sunshine is August (Average sunshine: 10h and 18min).
The months with the least sunshine are February and December (Average sunshine: 4h and 42min).

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Average sunshine days in May
Kennebunkport, ME

Average sunshine days in May - Kennebunkport, ME
  • Average sunshine days in May: 14.6 days

The month with the most sunshine days is September (18.3 days).
The month with the least sunshine days is April (12.9 days).

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Average UV index in May
Kennebunkport, ME

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

The month with the highest UV index is 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
Kennebunkport, ME

Average cloud cover in May - Kennebunkport, ME
  • Average cloud cover in May: 48

The month with the most cloud cover is March (Cloud cover 51).
The month with the least cloud cover is August (Cloud cover 32).

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Average visibility in May
Kennebunkport, ME

Average visibility in May - Kennebunkport, 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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Kennebunkport, Maine, USA

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