May weather forecast
Stone Lake, WI

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Weather in May

The last month of the spring, May, is an enjoyable month in Stone Lake, Wisconsin, with an average temperature ranging between max 64.4°F (18°C) and min 43.9°F (6.6°C).

Temperature

A clear escalation in the average high-temperature marks the arrival of May, surging from a chilly 48°F (8.9°C) in April to a comfortable 64.4°F (18°C). Stone Lake experiences a mean temperature of 43.9°F (6.6°C) during May nights.

Humidity

The least humid month is May, with an average relative humidity of 72%.

Rainfall

May is the month with the most rainfall in Stone Lake. Rain falls for 14.5 days and accumulates 2.76" (70mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. May is the last month it regularly snows. During 1 snowfall days, in May, Stone Lake aggregates 0.91" (23mm) of snow. In Stone Lake, during the entire year, snow falls for 87.1 days and aggregates up to 33.39" (848mm) of snow.

Daylight

In Stone Lake, the average length of the day in May is 14h and 58min.
On the first day of the month, sunrise is at 5:52 am and sunset at 8:14 pm. On the last day of May, sunrise is at 5:19 am and sunset at 8:48 pm CDT.

Sunshine

In May, the average sunshine is 8.3h.

UV index

In Stone Lake, Wisconsin, the average daily maximum UV index in May is 5. A UV Index estimate of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for the average person.
Note: In May, a regular UV index of 5 translates into these guidelines:
Make use of precautions - Shielding skin and eyes from injury is a requirement. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. Employ a wide-brim hat for potent defense against up to 50% of UV rays. Alert! The snow's reflection can amplify the UV radiation of the Sun nearly twice.
Updated: Jun 11, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in May?

In May, the average high-temperature and low-temperature are 64.4°F (18°C) and 43.9°F (6.6°C) respectively.

What is the least humid month?

May is the least humid month, with an average relative humidity of 72%.

What is the average humidity in May?

In Stone Lake, Wisconsin, the average relative humidity in May is 72%.

What is the rainiest month?

The month with the most rainfall is May, when the rain falls for 14.5 days and typically aggregates up to 2.76" (70mm) of precipitation.

How much does it rain in May?

In Stone Lake, during May, the rain falls for 14.5 days and regularly aggregates up to 2.76" (70mm) of precipitation.

What is the last month it snows?

May is the last month it regularly snows. During 1 snowfall days, in May, Stone Lake aggregates 0.91" (23mm) of snow.

What is the average length of the day in May?

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

When is the sunrise / sunset in May?

On the first day of May, sunrise is at 5:52 am and sunset at 8:14 pm. On the last day of the month, sunrise is at 5:19 am and sunset at 8:48 pm CDT.

How long on average sun shines in May?

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

What is the UV index intensity in May?

The average daily maximum UV index in May is 5. A UV Index value of 3 to 5 symbolizes a moderate vulnerability from exposure to the Sun's UV radiation.
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
Stone Lake, WI

Average temperature in May - Stone Lake, WI
  • Average high temperature in May: 64.4°F

The warmest month (with the highest average high temperature) is July (79.3°F).
The month with the lowest average high temperature is January (17.4°F).

  • Average low temperature in May: 43.9°F

The month with the highest average low temperature is July (58.3°F).
The coldest month (with the lowest average low temperature) is January (5°F).

Average pressure in May
Stone Lake, WI

Average pressure in May - Stone Lake, WI
  • Average pressure in May: 29.95"Hg

The month with the highest atmospheric pressure is February (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).

Average wind speed in May
Stone Lake, WI

Average wind speed in May - Stone Lake, WI
  • Average wind speed in May: 7.8mph

The windiest month (with the highest average wind speed) is April (8.5mph).
The calmest month (with the lowest average wind speed) is August (6.5mph).

Average humidity in May
Stone Lake, WI

Average humidity in May - Stone Lake, WI
  • Average humidity in May: 72%

The months with the highest relative humidity are January and February (92%).
The month with the lowest relative humidity is May (72%).

Average rainfall in May
Stone Lake, WI

Average rainfall in May - Stone Lake, WI
  • Average rainfall in May: 2.76"

The wettest month (with the highest rainfall) is May (2.76").
The driest month (with the least rainfall) is January (0.71").

Average rainfall days in May
Stone Lake, WI

Average rainfall days in May - Stone Lake, WI
  • Average rainfall days in May: 14.5 days

The month with the highest number of rainy days is June (15 days).
The month with the least rainy days is January (2.3 days).

Average snowfall in May
Stone Lake, WI

Average snowfall in May - Stone Lake, WI
  • Average snowfall in May: 0.91"

The month with the highest snowfall is December (7.17").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in May
Stone Lake, WI

Average snowfall days in May - Stone Lake, WI
  • Average snowfall days in May: 1 days

The month with the highest number of snowfall days is January (19 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in May /
Average sunshine in May
Stone Lake, WI

Average daylight in May / Average sunshine in May - Stone Lake, 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 month with the least sunshine is January (Average sunshine: 2h and 6min).

Average sunshine days in May
Stone Lake, WI

Average sunshine days in May - Stone Lake, WI
  • Average sunshine days in May: 13.3 days

The month with the most sunshine days is September (16.2 days).
The month with the least sunshine days is April (10.9 days).

Average UV index in May
Stone Lake, WI

Average UV index in May - Stone Lake, 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, November and December (UV index 1).

Average cloud cover in May
Stone Lake, WI

Average cloud cover in May - Stone Lake, WI
  • Average cloud cover in May: 46

The month with the most cloud cover is January (Cloud cover 80).
The month with the least cloud cover is July (Cloud cover 37).

Average visibility in May
Stone Lake, WI

Average visibility in May - Stone Lake, 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, March and December (4mi).

Stone Lake, Wisconsin, USA

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