May weather forecast
Powell, WI

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Weather in May

May, the last month of the spring in Powell, is a refreshing month, with temperature in the range of an average low of 43°F (6.1°C) and an average high of 63.9°F (17.7°C).

Temperature

Powell's May weather is characterized by a distinct upsurge in high-temperatures, soaring from April's chilly 46.9°F (8.3°C) to an enjoyable 63.9°F (17.7°C). The average temperature during May nights dips to a frosty 43°F (6.1°C).

Humidity

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

Rainfall

The month with the most rainfall in Powell is May, when the rain falls for 16.2 days and typically aggregates up to 3.03" (77mm) of precipitation.

Snowfall

Months with snowfall in Powell are January through May, October through December. May is the last month it regularly snows. During 1.8 snowfall days, in May, Powell aggregates 1.14" (29mm) of snow. In Powell, during the entire year, snow falls for 120.3 days and aggregates up to 51.93" (1319mm) of snow.

Daylight

In Powell, Wisconsin, the average length of the day in May is 14h and 59min.
On the first day of the month, sunrise is at 5:45 am and sunset at 8:08 pm. On the last day of May, in Powell, sunrise is at 5:12 am and sunset at 8:43 pm CDT.

Sunshine

In May, the average sunshine is 8.3h.

UV index

The average daily maximum UV index in May is 4. A UV Index reading of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for the average person.
Note: The maximum UV index, 4 during May, leads to the following recommendations:
Take necessary precautions - Protection from skin and eye injury is mandatory. Around midday, solar radiation is most harmful; hence, exposure should be limited. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
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Frequently asked questions

What are the temperatures in Powell in May?

The high-temperature, in May, in Powell, records 63.9°F (17.7°C), while the low-temperature is 43°F (6.1°C).

What is the least humid month in Powell?

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

What is the average humidity in May in Powell?

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

What is the wettest month in Powell?

May is the month with the most rainfall in Powell. Rain falls for 16.2 days and accumulates 3.03" (77mm) of precipitation.

How much does it rain in Powell in May?

In May, in Powell, the rain falls for 16.2 days. Throughout May, 3.03" (77mm) of precipitation is accumulated.

What is the last month it snows in Powell?

May is the last month it regularly snows. During 1.8 snowfall days, in May, Powell aggregates 1.14" (29mm) of snow.

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

In Powell, the average day length in May is 14h and 59min.

When is the sunrise / sunset in May in Powell?

On the first day of May in Powell, sunrise is at 5:45 am and sunset at 8:08 pm. On the last day of the month, sunrise is at 5:12 am and sunset at 8:43 pm CDT.

How long on average sun shines in May in Powell?

In May, the average sunshine duration in Powell is 8.3h.

How high is the UV index in May in Powell?

The average daily maximum UV index in May in Powell, Wisconsin, is 4. A UV Index of 3 to 5 symbolizes a moderate vulnerability 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
Powell, WI

Average temperature in May - Powell, WI
  • Average high temperature in May: 63.9°F

The warmest month (with the highest average high temperature) is July (77.4°F).
The month with the lowest average high temperature is January (18.5°F).

  • Average low temperature in May: 43°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 (7.2°F).

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Average pressure in May
Powell, WI

Average pressure in May - Powell, 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).

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Average wind speed in May
Powell, WI

Average wind speed in May - Powell, WI
  • Average wind speed in May: 8mph

The windiest month (with the highest average wind speed) is November (8.7mph).
The calmest month (with the lowest average wind speed) is August (6.8mph).

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Average humidity in May
Powell, WI

Average humidity in May - Powell, 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%).

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Average rainfall in May
Powell, WI

Average rainfall in May - Powell, WI
  • Average rainfall in May: 3.03"

The wettest month (with the highest rainfall) is May (3.03").
The driest month (with the least rainfall) is January (1.18").

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Average rainfall days in May
Powell, WI

Average rainfall days in May - Powell, WI
  • Average rainfall days in May: 16.2 days

The month with the highest number of rainy days is May (16.2 days).
The months with the least rainy days are January and February (2.3 days).

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Average snowfall in May
Powell, WI

Average snowfall in May - Powell, WI
  • Average snowfall in May: 1.14"

The month with the highest snowfall is December (9.02").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in May
Powell, WI

Average snowfall days in May - Powell, WI
  • Average snowfall days in May: 1.8 days

The month with the highest number of snowfall days is January (24.3 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
Powell, WI

Average daylight in May / Average sunshine in May - Powell, 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 36min).
The month with the least sunshine is January (Average sunshine: 1h and 54min).

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Average sunshine days in May
Powell, WI

Average sunshine days in May - Powell, WI
  • Average sunshine days in May: 11.1 days

The month with the most sunshine days is September (13.7 days).
The month with the least sunshine days is January (6.5 days).

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Average UV index in May
Powell, WI

Average UV index in May - Powell, 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).

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Average cloud cover in May
Powell, WI

Average cloud cover in May - Powell, WI
  • Average cloud cover in May: 48

The month with the most cloud cover is January (Cloud cover 83).
The month with the least cloud cover is July (Cloud cover 39).

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Average visibility in May
Powell, WI

Average visibility in May - Powell, WI
  • Average visibility in May: 6mi

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

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Powell, Wisconsin, USA

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