May weather forecast
Peaks Island, ME

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Weather in May

The last month of the spring, May, is a mild month in Peaks Island, Maine, with an average temperature fluctuating between 46.9°F (8.3°C) and 57.4°F (14.1°C).

Temperature

Peaks Island sees an increase in the average high-temperature with the arrival of May, moving from April's frosty 47.8°F (8.8°C) to a moderate 57.4°F (14.1°C). An average nighttime temperature of 46.9°F (8.3°C) is witnessed throughout May.

Humidity

The average relative humidity in May is 81%.

Rainfall

In Peaks Island, in May, it is raining for 13.2 days, with typically 1.85" (47mm) of accumulated precipitation. In Peaks Island, during the entire year, the rain falls for 127 days and collects up to 21.93" (557mm) of precipitation.

Snowfall

In Peaks Island, snow does not fall in May through September.

Daylight

In Peaks Island, the average length of the day in May is 14h and 44min.
On the first day of May, sunrise is at 5:31 am and sunset at 7:43 pm. On the last day of the month, sunrise is at 5:02 am and sunset at 8:15 pm EDT.

Sunshine

The average sunshine in May is 8.4h.

UV index

In Peaks Island, the average daily maximum UV index in May is 4. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for the ordinary person.
Note: In May, a daily maximum UV index of 4 leads to the following instructions:
Exercise prevention - Protecting skin and eyes from harm is required. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly.
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in Peaks Island in May?

The high-temperature in Peaks Island, Maine, during May is 57.4°F (14.1°C) and the low-temperature is 46.9°F (8.3°C).

What is the average humidity in May in Peaks Island?

In Peaks Island, the average relative humidity in May is 81%.

How many days does it rain in May in Peaks Island?

In Peaks Island, Maine, in May, it is raining for 13.2 days, with typically 1.85" (47mm) of accumulated precipitation.

When it does not snow in Peaks Island?

In Peaks Island, Maine, snow does not fall in May through September.

Does it snow in Peaks Island in May?

In May, in Peaks Island, Maine, it doesn't snow. April is the latest month when it typically snows.

What is the average length of the day in May in Peaks Island?

The average day length in May in Peaks Island, Maine, is 14h and 44min.

When is the sunrise / sunset in May in Peaks Island?

In May, on the first day of the month, sunrise is at 5:31 am and sunset at 7:43 pm. On the last day of the month, in Peaks Island, Maine, sunrise is at 5:02 am and sunset at 8:15 pm EDT.

How many hours of sunshine does Peaks Island have in May?

The average sunshine duration in May in Peaks Island, Maine, is 8.4h.

How high is the UV index in May in Peaks Island?

In Peaks Island, Maine, the average daily maximum UV index in May is 4. A UV Index value of 3 to 5 symbolizes a medium health risk from unsafe exposure to Sun's UV rays.
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
Peaks Island, ME

Average temperature in May - Peaks Island, ME
  • Average high temperature in May: 57.4°F

The warmest month (with the highest average high temperature) is July (72.5°F).
The month with the lowest average high temperature is January (31.1°F).

  • Average low temperature in May: 46.9°F

The month with the highest average low temperature is July (62.2°F).
The coldest month (with the lowest average low temperature) is January (20.7°F).

Average pressure in May
Peaks Island, ME

Average pressure in May - Peaks Island, 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).

Average wind speed in May
Peaks Island, ME

Average wind speed in May - Peaks Island, ME
  • Average wind speed in May: 9mph

The windiest month (with the highest average wind speed) is January (12.5mph).
The calmest months (with the lowest average wind speed) are July and August (7.5mph).

Average humidity in May
Peaks Island, ME

Average humidity in May - Peaks Island, ME
  • Average humidity in May: 81%

The months with the highest relative humidity are June and July (82%).
The month with the lowest relative humidity is November (74%).

Average rainfall in May
Peaks Island, ME

Average rainfall in May - Peaks Island, ME
  • Average rainfall in May: 1.85"

The wettest month (with the highest rainfall) is October (2.36").
The driest month (with the least rainfall) is September (1.18").

Average rainfall days in May
Peaks Island, ME

Average rainfall days in May - Peaks Island, ME
  • Average rainfall days in May: 13.2 days

The month with the highest number of rainy days is July (14.7 days).
The month with the least rainy days is January (5.7 days).

Average snowfall in May
Peaks Island, ME

Average snowfall in May - Peaks Island, ME
  • Average snowfall in May: 0"

The month with the highest snowfall is February (2.91").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in May
Peaks Island, ME

Average snowfall days in May - Peaks Island, ME
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is January (7.9 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in May /
Average sunshine in May
Peaks Island, ME

Average daylight in May / Average sunshine in May - Peaks Island, 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: 8h and 2min

The month with the most sunshine is August (Average sunshine: 10h and 42min).
The month with the least sunshine is December (Average sunshine: 4h and 48min).

Average sunshine days in May
Peaks Island, ME

Average sunshine days in May - Peaks Island, ME
  • Average sunshine days in May: 16 days

The month with the most sunshine days is November (19 days).
The month with the least sunshine days is July (13.8 days).

Average UV index in May
Peaks Island, ME

Average UV index in May - Peaks Island, 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).

Average cloud cover in May
Peaks Island, ME

Average cloud cover in May - Peaks Island, 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 29).

Average visibility in May
Peaks Island, ME

Average visibility in May - Peaks Island, 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).

Peaks Island, Maine, USA

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