May weather forecast
Lone Rock, WI

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Weather in May

The last month of the spring, May, is an enjoyable month in Lone Rock, Wisconsin, with an average temperature varying between 66°F (18.9°C) and 47.8°F (8.8°C).

Temperature

With the arrival of May, the average high-temperature transitions from a cool 54°F (12.2°C) in April to a comfortable 66°F (18.9°C). The mean low-temperature during May nights is a frosty 47.8°F (8.8°C).

Humidity

In Lone Rock, Wisconsin, the average relative humidity in May is 81%.

Rainfall

In Lone Rock, during May, the rain falls for 15.7 days and regularly aggregates up to 2.05" (52mm) of precipitation. In Lone Rock, during the entire year, the rain falls for 122.9 days and collects up to 17.76" (451mm) of precipitation.

Snowfall

May through September are months without snowfall.

Daylight

In Lone Rock, the average length of the day in May is 14h and 41min.
On the first day of May, sunrise is at 5:52 am and sunset at 8:02 pm. On the last day of the month, sunrise is at 5:23 am and sunset at 8:33 pm CDT.

Sunshine

In May, the average sunshine is 8.3h.

UV index

In May, the average daily maximum UV index is 4. A UV Index of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for the average person.
Note: The average daily UV index of 4 in May transforms into the following instructions:
Exercise caution. The susceptibility of light skin individuals to burns is less than 30 minutes. To guard against the harmful effects of the Sun, minimize exposure during midday. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days. Heed this! Snow reflection can almost augment the UV radiation of the sun by double.
Updated: Feb 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average May temperature in Lone Rock?

The average high-temperature and low-temperature in Lone Rock, Wisconsin, during May are 66°F (18.9°C) and 47.8°F (8.8°C) respectively.

What is the average humidity in May in Lone Rock?

In May, the average relative humidity in Lone Rock, Wisconsin, is 81%.

How much does it rain in Lone Rock in May?

In May, in Lone Rock, Wisconsin, the rain falls for 15.7 days. Throughout May, 2.05" (52mm) of precipitation is accumulated.

When it does not snow in Lone Rock?

In Lone Rock, Wisconsin, snow does not fall in May through September.

Does it snow in Lone Rock in May?

In May, in Lone Rock, Wisconsin, it doesn't snow. April is the latest month when it typically snows.

How many hours of daylight does Lone Rock have in May?

In Lone Rock, the average day length in May is 14h and 41min.

When are sunrise and sunset in May in Lone Rock?

In May, on the first day of the month, sunrise is at 5:52 am and sunset at 8:02 pm. On the last day of the month, in Lone Rock, sunrise is at 5:23 am and sunset at 8:33 pm CDT.

How many hours of sunshine does Lone Rock have in May?

The average sunshine duration in May in Lone Rock, Wisconsin, is 8.3h.

What is the UV index intensity in May in Lone Rock?

In Lone Rock, Wisconsin, the average daily maximum UV index in May is 4. A UV Index estimate of 3 to 5 represents a medium health risk from exposure to the Sun's UV radiation.
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
Lone Rock, WI

Average temperature in May - Lone Rock, WI
  • Average high temperature in May: 66°F

The warmest month (with the highest average high temperature) is July (79.9°F).
The month with the lowest average high temperature is January (23.4°F).

  • Average low temperature in May: 47.8°F

The month with the highest average low temperature is July (61.2°F).
The coldest month (with the lowest average low temperature) is January (10°F).

Average pressure in May
Lone Rock, WI

Average pressure in May - Lone Rock, WI
  • Average pressure in May: 29.95"Hg

The month with the highest atmospheric pressure is January (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

Average wind speed in May
Lone Rock, WI

Average wind speed in May - Lone Rock, WI
  • Average wind speed in May: 8.3mph

The windiest month (with the highest average wind speed) is April (9.6mph).
The calmest month (with the lowest average wind speed) is August (6.3mph).

Average humidity in May
Lone Rock, WI

Average humidity in May - Lone Rock, WI
  • Average humidity in May: 81%

The months with the highest relative humidity are January and February (89%).
The month with the lowest relative humidity is April (77%).

Average rainfall in May
Lone Rock, WI

Average rainfall in May - Lone Rock, WI
  • Average rainfall in May: 2.05"

The wettest month (with the highest rainfall) is July (2.32").
The driest month (with the least rainfall) is January (0.63").

Average rainfall days in May
Lone Rock, WI

Average rainfall days in May - Lone Rock, WI
  • Average rainfall days in May: 15.7 days

The month with the highest number of rainy days is June (16.3 days).
The month with the least rainy days is January (3.2 days).

Average snowfall in May
Lone Rock, WI

Average snowfall in May - Lone Rock, WI
  • 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
Lone Rock, WI

Average snowfall days in May - Lone Rock, WI
  • Average snowfall days in May: 0.1 days

The month with the highest number of snowfall days is February (13 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in May /
Average sunshine in May
Lone Rock, WI

Average daylight in May / Average sunshine in May - Lone Rock, WI
  • Average daylight in May: 14h and 4min

The month with the longest days is June (Average daylight: 15h and 18min).
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 July (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 12min).

Average sunshine days in May
Lone Rock, WI

Average sunshine days in May - Lone Rock, WI
  • Average sunshine days in May: 11.8 days

The month with the most sunshine days is November (18.5 days).
The month with the least sunshine days is June (10.9 days).

Average UV index in May
Lone Rock, WI

Average UV index in May - Lone Rock, 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
Lone Rock, WI

Average cloud cover in May - Lone Rock, WI
  • Average cloud cover in May: 45

The month with the most cloud cover is January (Cloud cover 67).
The months with the least cloud cover are July and August (Cloud cover 34).

Average visibility in May
Lone Rock, WI

Average visibility in May - Lone Rock, WI
  • Average visibility in May: 6mi

The months with the highest visibility are March, April, May, June, October, November and December (6mi).
The months with the lowest visibility are January, February, July, August and September (5mi).

Lone Rock, Wisconsin, USA

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