May weather forecast
Radom, IL

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Weather in May

The last month of the spring, May, is a warm month in Radom, Illinois, with an average temperature ranging between min 57.9°F (14.4°C) and max 74.8°F (23.8°C).

Temperature

With the onset of May, Radom's weather sees a temperature rise, transitioning from an enjoyable 65.1°F (18.4°C) in April to a warm 74.8°F (23.8°C). May nights are marked by an average low-temperature of 57.9°F (14.4°C).

Humidity

The most humid month is May, with an average relative humidity of 80%.

Rainfall

In Radom, during May, the rain falls for 19.3 days and regularly aggregates up to 4.37" (111mm) of precipitation. In Radom, during the entire year, the rain falls for 166.8 days and collects up to 37.83" (961mm) of precipitation.

Snowfall

In Radom, snow does not fall in May through August and October.

Daylight

In Radom, the average length of the day in May is 14h and 16min.
On the first day of May, sunrise is at 5:59 am and sunset at 7:48 pm. On the last day of the month, sunrise is at 5:35 am and sunset at 8:14 pm CDT.

Sunshine

In Radom, the average sunshine in May is 9.3h.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV rays for the ordinary person.
Note: The average daily UV index of 6 in May transforms into the following instructions:
Guard against overexposure. Protection from sun-induced harm is essential. Avoid exposure to the Sun and try to stay in the shade between 10 a.m. and 4 p.m., when UV radiation is most potent, but be aware that parasols or canopies may not offer full protection. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses.
Updated: Jun 23, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are May temperatures?

During May, Radom experiences an average high-temperature of 74.8°F (23.8°C) and a low-temperature of 57.9°F (14.4°C).

What is the most humid month?

May is the most humid month, with an average relative humidity of 80%.

What is the average humidity in May?

In May, the average relative humidity is 80%.

How much does it rain in May?

In Radom, in May, during 19.3 rainfall days, 4.37" (111mm) of precipitation is typically accumulated.

When it does not snow?

May through August and October are months without snowfall.

Does it snow 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 16min.

When are sunrise and sunset in May?

In May, on the first day of the month, sunrise is at 5:59 am and sunset at 7:48 pm. On the last day of the month, sunrise is at 5:35 am and sunset at 8:14 pm CDT.

How many hours of sunshine does Radom have in May?

In May, the average sunshine duration is 9.3h.

What are the months with the highest UV index?

The months with the highest UV index are May through August, with an average maximum UV index of 6.

How high is the UV index in May?

In Radom, Illinois, the average daily maximum UV index in May is 6. A UV Index estimate of 6 to 7 represents a high 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
Radom, IL

Average temperature in May - Radom, IL
  • Average high temperature in May: 74.8°F

The warmest month (with the highest average high temperature) is July (86°F).
The month with the lowest average high temperature is January (37.9°F).

  • Average low temperature in May: 57.9°F

The month with the highest average low temperature is July (68.4°F).
The coldest month (with the lowest average low temperature) is January (25°F).

Average pressure in May
Radom, IL

Average pressure in May - Radom, IL
  • Average pressure in May: 29.96"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed in May
Radom, IL

Average wind speed in May - Radom, IL
  • Average wind speed in May: 7.8mph

The windiest month (with the highest average wind speed) is January (9.7mph).
The calmest month (with the lowest average wind speed) is July (5.7mph).

Average humidity in May
Radom, IL

Average humidity in May - Radom, IL
  • Average humidity in May: 80%

The month with the highest relative humidity is May (80%).
The month with the lowest relative humidity is October (71%).

Average rainfall in May
Radom, IL

Average rainfall in May - Radom, IL
  • Average rainfall in May: 4.37"

The wettest month (with the highest rainfall) is April (4.45").
The driest month (with the least rainfall) is February (2.01").

Average rainfall days in May
Radom, IL

Average rainfall days in May - Radom, IL
  • Average rainfall days in May: 19.3 days

The month with the highest number of rainy days is May (19.3 days).
The month with the least rainy days is December (9.2 days).

Average snowfall in May
Radom, IL

Average snowfall in May - Radom, IL
  • Average snowfall in May: 0"

The month with the highest snowfall is January (2.4").
The months with the least snowfall are May, June, July, August and October (0").

Average snowfall days in May
Radom, IL

Average snowfall days in May - Radom, IL
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is January (7.3 days).
The months with the least snowfall days are May, June, July and August (0 days).

Average daylight in May /
Average sunshine in May
Radom, IL

Average daylight in May / Average sunshine in May - Radom, IL
  • Average daylight in May: 14h and 2min

The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 36min).

  • Average sunshine in May: 9h and 2min

The month with the most sunshine is June (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 4h and 36min).

Average sunshine days in May
Radom, IL

Average sunshine days in May - Radom, IL
  • Average sunshine days in May: 9.3 days

The months with the most sunshine days are October and November (17.5 days).
The month with the least sunshine days is May (9.3 days).

Average UV index in May
Radom, IL

Average UV index in May - Radom, IL
  • Average UV index in May: 6

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

Average cloud cover in May
Radom, IL

Average cloud cover in May - Radom, IL
  • Average cloud cover in May: 38

The month with the most cloud cover is January (Cloud cover 50).
The month with the least cloud cover is June (Cloud cover 28).

Average visibility in May
Radom, IL

Average visibility in May - Radom, 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).

Radom, Illinois, USA

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