May weather forecast
East Boothbay, ME

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Weather in May

May, the last month of the spring in East Boothbay, is a moderate month, with an average temperature fluctuating between 59.4°F (15.2°C) and 45.5°F (7.5°C).

Temperature

May's arrival coincides with a rise in the average high-temperature, moving from April's frosty 49.1°F (9.5°C) to a moderate 59.4°F (15.2°C). East Boothbay experiences a nighttime temperature average of 45.5°F (7.5°C) during May.

Humidity

The average relative humidity in May is 80%.

Rainfall

In East Boothbay, during May, the rain falls for 14.9 days and regularly aggregates up to 2.24" (57mm) of precipitation. In East Boothbay, during the entire year, the rain falls for 142.1 days and collects up to 30.51" (775mm) of precipitation.

Snowfall

Months with snowfall are January through May, November and December. May is the last month it regularly snows in East Boothbay. During 0.1 snowfall days, in May, East Boothbay aggregates 0.16" (4mm) of snow. In East Boothbay, during the entire year, snow falls for 40 days and aggregates up to 20.08" (510mm) of snow.

Daylight

In East Boothbay, Maine, the average length of the day in May is 14h and 46min.
On the first day of May, sunrise is at 5:29 am and sunset at 7:41 pm. On the last day of the month, sunrise is at 4:58 am and sunset at 8:13 pm EDT.

Sunshine

In May, the average sunshine in East Boothbay, Maine, is 8h.

UV index

The average daily maximum UV index in May is 4. A UV Index of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: During May, 4 as the daily maximum UV index converts into the following advice:
Take precautions - Protection against sun damage is advised. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. Employ a hat with a wide brim for robust protection, cutting UV exposure by half. Note this! The Sun's UV radiation can nearly be doubled by the reflection off snow.

Frequently asked questions

What are May temperatures?

The average high-temperature, in May, in East Boothbay, is 59.4°F (15.2°C), while the average low-temperature is 45.5°F (7.5°C).

What is the average humidity in May?

The average relative humidity in May is 80%.

How much does it rain in May?

In May, the rain falls for 14.9 days. Throughout May, 2.24" (57mm) of precipitation is accumulated.

What is the last month it snows?

May is the last month it regularly snows. During 0.1 snowfall days, in May, East Boothbay aggregates 0.16" (4mm) of snow.

What is the average length of the day in May?

In May, the average day length is 14h and 46min.

When is the sunrise / sunset in May in East Boothbay?

On the first day of May, sunrise is at 5:29 am and sunset at 7:41 pm. On the last day of the month, sunrise is at 4:58 am and sunset at 8:13 pm EDT.

How long on average sun shines in May in East Boothbay?

In May, the average sunshine duration is 8h.

What is the UV index reading in May?

In East Boothbay, the average daily maximum UV index in May is 4. A UV Index estimate of 3 to 5 represents a moderate vulnerability 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
East Boothbay, ME

Average temperature in May - East Boothbay, ME
  • Average high temperature in May: 59.4°F

The warmest months (with the highest average high temperature) are July and August (74.1°F).
The month with the lowest average high temperature is January (29.7°F).

  • Average low temperature in May: 45.5°F

The month with the highest average low temperature is July (59.5°F).
The coldest month (with the lowest average low temperature) is January (18°F).

Average pressure in May
East Boothbay, ME

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

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

Average wind speed in May
East Boothbay, ME

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

The windiest months (with the highest average wind speed) are January and March (10.6mph).
The calmest month (with the lowest average wind speed) is August (6.5mph).

Average humidity in May
East Boothbay, ME

Average humidity in May - East Boothbay, 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 (76%).

Average rainfall in May
East Boothbay, ME

Average rainfall in May - East Boothbay, ME
  • Average rainfall in May: 2.24"

The wettest month (with the highest rainfall) is December (3.5").
The driest month (with the least rainfall) is September (1.5").

Average rainfall days in May
East Boothbay, ME

Average rainfall days in May - East Boothbay, ME
  • Average rainfall days in May: 14.9 days

The month with the highest number of rainy days is April (15.1 days).
The month with the least rainy days is January (6.6 days).

Average snowfall in May
East Boothbay, ME

Average snowfall in May - East Boothbay, ME
  • Average snowfall in May: 0.16"

The month with the highest snowfall is January (5.28").
The months with the least snowfall are June, July, August, September and October (0").

Average snowfall days in May
East Boothbay, ME

Average snowfall days in May - East Boothbay, ME
  • Average snowfall days in May: 0.1 days

The month with the highest number of snowfall days is February (9.5 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in May /
Average sunshine in May
East Boothbay, ME

Average daylight in May / Average sunshine in May - East Boothbay, 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: 9h and 0min).

  • Average sunshine in May: 8h and 0min

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 36min).

Average sunshine days in May
East Boothbay, ME

Average sunshine days in May - East Boothbay, ME
  • Average sunshine days in May: 14.4 days

The month with the most sunshine days is September (17.5 days).
The month with the least sunshine days is April (11.7 days).

Average UV index in May
East Boothbay, ME

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

Average cloud cover in May
East Boothbay, ME

Average cloud cover in May - East Boothbay, ME
  • Average cloud cover in May: 48

The months with the most cloud cover are February and March (Cloud cover 52).
The month with the least cloud cover is August (Cloud cover 33).

Average visibility in May
East Boothbay, ME

Average visibility in May - East Boothbay, ME
  • Average visibility in May: 6mi

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

East Boothbay, Maine, USA

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