May weather forecast
La Crosse, IL

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Weather in May

The last month of the spring, May, is a pleasant month in La Crosse, Illinois, with temperature in the range of an average low of 54.9°F (12.7°C) and an average high of 71.6°F (22°C).

Temperature

May sees a temperature increase, moving from a refreshing 61.3°F (16.3°C) in April to a pleasant 71.6°F (22°C). In the month of May, La Crosse witnesses a consistent average low-temperature of 54.9°F (12.7°C).

Humidity

In May, the average relative humidity is 79%.

Rainfall

The month with the most rainfall is May, when the rain falls for 17.5 days and typically aggregates up to 3.11" (79mm) of precipitation.

Snowfall

May through September are months without snowfall.

Daylight

In May, the average length of the day is 14h and 27min.
On the first day of May, sunrise is at 6:01 am and sunset at 8:00 pm. On the last day of the month, sunrise is at 5:35 am and sunset at 8:28 pm CDT.

Sunshine

In La Crosse, Illinois, the average sunshine in May is 8.7h.

UV index

In La Crosse, the average daily maximum UV index in May is 5. A UV Index of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: In May, a daily UV index of 5 turns into the following recommendations:
Take care. Persons with lighter skin might suffer burns in less than 30 minutes. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key.
Updated: Jun 30, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are May temperatures?

The average high-temperature and low-temperature during May are 71.6°F (22°C) and 54.9°F (12.7°C) respectively.

What is the average humidity in May?

The average relative humidity in May is 79%.

What is the wettest month?

The month with the most rainfall is May, when the rain falls for 17.5 days and typically aggregates up to 3.11" (79mm) of precipitation.

How many days does it rain in May?

In May, the rain falls for 17.5 days. Throughout May, 3.11" (79mm) of precipitation is accumulated.

When it does not snow?

In La Crosse, Illinois, snow does not fall in May through September.

Does it snow in La Crosse in May?

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

What is the average length of the day in May?

In May, the average day length is 14h and 27min.

When are sunrise and sunset in May?

In May, on the first day of the month, sunrise is at 6:01 am and sunset at 8:00 pm. On the last day of the month, sunrise is at 5:35 am and sunset at 8:28 pm CDT.

How long on average sun shines in May?

The average sunshine duration in May is 8.7h.

What is the UV index reading in May?

The average daily maximum UV index in May is 5. A UV Index reading of 3 to 5 represents a medium hazard to health from unsafe exposure to Sun's UV rays.
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
La Crosse, IL

Average temperature in May - La Crosse, IL
  • Average high temperature in May: 71.6°F

The warmest month (with the highest average high temperature) is July (82.6°F).
The month with the lowest average high temperature is January (30.9°F).

  • Average low temperature in May: 54.9°F

The month with the highest average low temperature is July (66.2°F).
The coldest month (with the lowest average low temperature) is January (18.7°F).

Average pressure in May
La Crosse, IL

Average pressure in May - La Crosse, IL
  • Average pressure in May: 29.94"Hg

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

Average wind speed in May
La Crosse, IL

Average wind speed in May - La Crosse, IL
  • Average wind speed in May: 8.8mph

The windiest month (with the highest average wind speed) is January (10.6mph).
The calmest months (with the lowest average wind speed) are July and August (6.7mph).

Average humidity in May
La Crosse, IL

Average humidity in May - La Crosse, IL
  • Average humidity in May: 79%

The month with the highest relative humidity is July (83%).
The month with the lowest relative humidity is October (71%).

Average rainfall in May
La Crosse, IL

Average rainfall in May - La Crosse, IL
  • Average rainfall in May: 3.11"

The wettest month (with the highest rainfall) is May (3.11").
The driest month (with the least rainfall) is January (0.83").

Average rainfall days in May
La Crosse, IL

Average rainfall days in May - La Crosse, IL
  • Average rainfall days in May: 17.5 days

The month with the highest number of rainy days is May (17.5 days).
The month with the least rainy days is January (4.3 days).

Average snowfall in May
La Crosse, IL

Average snowfall in May - La Crosse, IL
  • Average snowfall in May: 0"

The month with the highest snowfall is January (3.15").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in May
La Crosse, IL

Average snowfall days in May - La Crosse, IL
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is January (8.5 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in May /
Average sunshine in May
La Crosse, IL

Average daylight in May / Average sunshine in May - La Crosse, IL
  • Average daylight in May: 14h and 3min

The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in May: 8h and 4min

The months with the most sunshine are June and July (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).

Average sunshine days in May
La Crosse, IL

Average sunshine days in May - La Crosse, IL
  • Average sunshine days in May: 11.8 days

The month with the most sunshine days is December (20 days).
The months with the least sunshine days are May and June (11.8 days).

Average UV index in May
La Crosse, IL

Average UV index in May - La Crosse, IL
  • Average UV index in May: 5

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in May
La Crosse, IL

Average cloud cover in May - La Crosse, IL
  • Average cloud cover in May: 41

The month with the most cloud cover is January (Cloud cover 56).
The months with the least cloud cover are August and September (Cloud cover 30).

Average visibility in May
La Crosse, IL

Average visibility in May - La Crosse, IL
  • Average visibility in May: 6mi

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

La Crosse, Illinois, USA

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