May weather forecast
Arbor Vitae, WI

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Weather in May

May, the last month of the spring in Arbor Vitae, is a comfortable month, with an average temperature fluctuating between 63.7°F (17.6°C) and 43.3°F (6.3°C).

Temperature

As April gives way to May, the average high-temperature displays a considerable increase, soaring from a chilly 46.9°F (8.3°C) to a refreshing 63.7°F (17.6°C). May's average low-temperature reading in Arbor Vitae settles at a frosty 43.3°F (6.3°C).

Humidity

The least humid month is May, with an average relative humidity of 71%.

Rainfall

May is the month with the most rainfall. Rain falls for 14.8 days and accumulates 2.44" (62mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. May is the last month it regularly snows. During 1.3 snowfall days, in May, Arbor Vitae aggregates 0.55" (14mm) of snow. In Arbor Vitae, during the entire year, snow falls for 113 days and aggregates up to 37.13" (943mm) of snow.

Daylight

In May, the average length of the day is 14h and 58min.
On the first day of the month, sunrise is at 5:44 am and sunset at 8:07 pm. On the last day of May, sunrise is at 5:11 am and sunset at 8:41 pm CDT.

Sunshine

In May, the average sunshine is 8.4h.

UV index

The average daily maximum UV index in May is 4. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for the ordinary person.
Note: A typical high UV index of 4 in May suggests the following recommendations:
Heed the precautions - It is counselled to guard against solar damage. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage. Take into account! The reflection from snow can nearly double the Sun's UV radiation intensity.
Updated: Aug 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in May?

May temperatures in Arbor Vitae vary between a high-temperature of 63.7°F (17.6°C) and a low-temperature of 43.3°F (6.3°C).

What is the least humid month?

With an average relative humidity of 71%, May is the least humid month.

What is the average humidity in May?

In Arbor Vitae, Wisconsin, the average relative humidity in May is 71%.

What is the wettest month?

May is the month with the most rainfall in Arbor Vitae. Rain falls for 14.8 days and accumulates 2.44" (62mm) of precipitation.

How many days does it rain in May?

In Arbor Vitae, in May, during 14.8 rainfall days, 2.44" (62mm) of precipitation is typically accumulated.

What is the last month it snows?

May is the last month it regularly snows. During 1.3 snowfall days, in May, Arbor Vitae aggregates 0.55" (14mm) of snow.

What is the average length of the day in May?

The average day length in May is 14h and 58min.

When are sunrise and sunset in May in Arbor Vitae?

In May, on the first day of the month, sunrise is at 5:44 am and sunset at 8:07 pm. On the last day of the month, sunrise is at 5:11 am and sunset at 8:41 pm CDT.

How long on average sun shines in May in Arbor Vitae?

In May, the average sunshine duration is 8.4h.

What is the UV index intensity in May?

In May, the average daily maximum UV index 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
Arbor Vitae, WI

Average temperature in May - Arbor Vitae, WI
  • Average high temperature in May: 63.7°F

The warmest month (with the highest average high temperature) is July (77.2°F).
The month with the lowest average high temperature is January (18.9°F).

  • Average low temperature in May: 43.3°F

The month with the highest average low temperature is July (56.5°F).
The coldest month (with the lowest average low temperature) is January (7.3°F).

Average pressure in May
Arbor Vitae, WI

Average pressure in May - Arbor Vitae, WI
  • Average pressure in May: 29.96"Hg

The months with the highest atmospheric pressure are February and March (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

Average wind speed in May
Arbor Vitae, WI

Average wind speed in May - Arbor Vitae, WI
  • Average wind speed in May: 7.9mph

The windiest month (with the highest average wind speed) is November (8.6mph).
The calmest month (with the lowest average wind speed) is August (6.8mph).

Average humidity in May
Arbor Vitae, WI

Average humidity in May - Arbor Vitae, WI
  • Average humidity in May: 71%

The months with the highest relative humidity are January and February (92%).
The month with the lowest relative humidity is May (71%).

Average rainfall in May
Arbor Vitae, WI

Average rainfall in May - Arbor Vitae, WI
  • Average rainfall in May: 2.44"

The wettest month (with the highest rainfall) is May (2.44").
The driest month (with the least rainfall) is January (0.83").

Average rainfall days in May
Arbor Vitae, WI

Average rainfall days in May - Arbor Vitae, WI
  • Average rainfall days in May: 14.8 days

The month with the highest number of rainy days is June (15.3 days).
The months with the least rainy days are January and February (2.7 days).

Average snowfall in May
Arbor Vitae, WI

Average snowfall in May - Arbor Vitae, WI
  • Average snowfall in May: 0.55"

The month with the highest snowfall is December (6.89").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in May
Arbor Vitae, WI

Average snowfall days in May - Arbor Vitae, WI
  • Average snowfall days in May: 1.3 days

The month with the highest number of snowfall days is January (23.6 days).
The months with the least snowfall days are June, July and August (0 days).

Average daylight in May /
Average sunshine in May
Arbor Vitae, WI

Average daylight in May / Average sunshine in May - Arbor Vitae, WI
  • Average daylight in May: 15h and 0min

The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).

  • Average sunshine in May: 8h and 2min

The month with the most sunshine is July (Average sunshine: 9h and 48min).
The months with the least sunshine are January and February (Average sunshine: 2h and 6min).

Average sunshine days in May
Arbor Vitae, WI

Average sunshine days in May - Arbor Vitae, WI
  • Average sunshine days in May: 12.1 days

The month with the most sunshine days is September (14.4 days).
The month with the least sunshine days is January (8.3 days).

Average UV index in May
Arbor Vitae, WI

Average UV index in May - Arbor Vitae, WI
  • 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, November and December (UV index 1).

Average cloud cover in May
Arbor Vitae, WI

Average cloud cover in May - Arbor Vitae, WI
  • Average cloud cover in May: 46

The months with the most cloud cover are January and February (Cloud cover 81).
The month with the least cloud cover is July (Cloud cover 38).

Average visibility in May
Arbor Vitae, WI

Average visibility in May - Arbor Vitae, WI
  • Average visibility in May: 6mi

The months with the highest visibility are May, June and October (6mi).
The months with the lowest visibility are January, February and December (4mi).

Arbor Vitae, Wisconsin, USA

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