May weather forecast
Star Prairie, WI

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Weather in May

The last month of the spring, May, is an enjoyable month in Star Prairie, Wisconsin, with an average temperature fluctuating between 46.9°F (8.3°C) and 64.2°F (17.9°C).

Temperature

As Star Prairie transitions into May, the average high-temperature shows a change, moving from a cool 50.9°F (10.5°C) in April to a comfortable 64.2°F (17.9°C). Star Prairie's average low-temperature in the month of May is recorded at a frosty 46.9°F (8.3°C).

Humidity

In Star Prairie, the average relative humidity in May is 77%.

Rainfall

In Star Prairie, in May, during 15.3 rainfall days, 2.83" (72mm) of precipitation is typically accumulated. In Star Prairie, Wisconsin, during the entire year, the rain falls for 124.4 days and collects up to 22.64" (575mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall in Star Prairie. May is the last month it regularly snows in Star Prairie. During 0.9 snowfall days, in May, Star Prairie aggregates 0.59" (15mm) of snow. In Star Prairie, Wisconsin, during the entire year, snow falls for 69.6 days and aggregates up to 22.05" (560mm) of snow.

Daylight

The average length of the day in May is 14h and 53min.
On the first day of the month, sunrise is at 5:57 am and sunset at 8:16 pm. On the last day of May, in Star Prairie, Wisconsin, sunrise is at 5:25 am and sunset at 8:49 pm CDT.

Sunshine

The average sunshine in May is 8.3h.

UV index

In Star Prairie, the average daily maximum UV index in May is 5. A UV Index estimate of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for ordinary individuals.
Note: In May, the maximum UV index of 5 suggests these recommendations:
Take precautions. Light skin individuals may get burned in less than 30 minutes. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation. Be watchful! The reflection of snow can enhance the intensity of the Sun's UV radiation nearly double.
Updated: Feb 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Star Prairie in May?

An average high-temperature, in May, in Star Prairie, is 64.2°F (17.9°C) and the average low-temperature is 46.9°F (8.3°C).

What is the average humidity in May in Star Prairie?

In May, the average relative humidity in Star Prairie is 77%.

How much does it rain in Star Prairie in May?

In Star Prairie, during May, the rain falls for 15.3 days and regularly aggregates up to 2.83" (72mm) of precipitation.

What is the last month it snows in Star Prairie?

May is the last month it regularly snows in Star Prairie. During 0.9 snowfall days, in May, Star Prairie aggregates 0.59" (15mm) of snow.

What is the average length of the day in May in Star Prairie?

In Star Prairie, the average day length in May is 14h and 53min.

When are sunrise and sunset in May in Star Prairie?

On the first day of May in Star Prairie, Wisconsin, sunrise is at 5:57 am and sunset at 8:16 pm. On the last day of the month, sunrise is at 5:25 am and sunset at 8:49 pm CDT.

How long on average sun shines in May in Star Prairie?

The average sunshine duration in May in Star Prairie is 8.3h.

What is the UV index reading in May in Star Prairie?

In May, the average daily maximum UV index in Star Prairie is 5. 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 days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Star Prairie, WI

Average temperature in May - Star Prairie, WI
  • Average high temperature in May: 64.2°F

The warmest month (with the highest average high temperature) is July (78.3°F).
The month with the lowest average high temperature is January (18.9°F).

  • Average low temperature in May: 46.9°F

The month with the highest average low temperature is July (60.8°F).
The coldest month (with the lowest average low temperature) is January (5.5°F).

Average pressure in May
Star Prairie, WI

Average pressure in May - Star Prairie, WI
  • Average pressure in May: 29.94"Hg

The months with the highest atmospheric pressure are January and February (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).

Average wind speed in May
Star Prairie, WI

Average wind speed in May - Star Prairie, WI
  • Average wind speed in May: 8.5mph

The windiest month (with the highest average wind speed) is April (9.6mph).
The calmest month (with the lowest average wind speed) is July (6.8mph).

Average humidity in May
Star Prairie, WI

Average humidity in May - Star Prairie, WI
  • Average humidity in May: 77%

The month with the highest relative humidity is January (92%).
The month with the lowest relative humidity is April (75%).

Average rainfall in May
Star Prairie, WI

Average rainfall in May - Star Prairie, WI
  • Average rainfall in May: 2.83"

The wettest month (with the highest rainfall) is June (3.66").
The driest month (with the least rainfall) is January (0.67").

Average rainfall days in May
Star Prairie, WI

Average rainfall days in May - Star Prairie, WI
  • Average rainfall days in May: 15.3 days

The month with the highest number of rainy days is June (17.5 days).
The month with the least rainy days is January (2.3 days).

Average snowfall in May
Star Prairie, WI

Average snowfall in May - Star Prairie, WI
  • Average snowfall in May: 0.59"

The month with the highest snowfall is December (4.84").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in May
Star Prairie, WI

Average snowfall days in May - Star Prairie, WI
  • Average snowfall days in May: 0.9 days

The month with the highest number of snowfall days is January (16.2 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in May /
Average sunshine in May
Star Prairie, WI

Average daylight in May / Average sunshine in May - Star Prairie, WI
  • Average daylight in May: 14h and 5min

The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).

  • Average sunshine in May: 8h and 2min

The month with the most sunshine is July (Average sunshine: 9h and 42min).
The months with the least sunshine are January and February (Average sunshine: 2h and 54min).

Average sunshine days in May
Star Prairie, WI

Average sunshine days in May - Star Prairie, WI
  • Average sunshine days in May: 13.5 days

The months with the most sunshine days are October and December (16.1 days).
The month with the least sunshine days is June (10 days).

Average UV index in May
Star Prairie, WI

Average UV index in May - Star Prairie, WI
  • Average UV index in May: 5

The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 1).

Average cloud cover in May
Star Prairie, WI

Average cloud cover in May - Star Prairie, WI
  • Average cloud cover in May: 44

The month with the most cloud cover is January (Cloud cover 71).
The month with the least cloud cover is August (Cloud cover 33).

Average visibility in May
Star Prairie, WI

Average visibility in May - Star Prairie, WI
  • Average visibility in May: 6mi

The months with the highest visibility are April, May, June, July, August, September, October and November (6mi).
The month with the lowest visibility is January (4mi).

Star Prairie, Wisconsin, USA

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