May weather forecast
Benton, IL

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Weather in May

The last month of the spring, May, is a moderately hot month in Benton, Illinois, with an average temperature varying between 58.1°F (14.5°C) and 75.6°F (24.2°C).

Temperature

With the onset of May, Benton's average high-temperature sees a rise, moving from April's refreshing 66.4°F (19.1°C) to a moderately hot 75.6°F (24.2°C). Benton, in the month of May, anticipates a consistent average low-temperature of 58.1°F (14.5°C).

Humidity

With an average relative humidity of 79%, May is the most humid month in Benton.

Rainfall

In Benton, Illinois, during May, the rain falls for 18.5 days and regularly aggregates up to 4.25" (108mm) of precipitation. In Benton, Illinois, during the entire year, the rain falls for 167.2 days and collects up to 37.68" (957mm) of precipitation.

Snowfall

May through September are months without snowfall.

Daylight

The average length of the day in May is 14h and 14min.
On the first day of May, sunrise is at 5:58 am and sunset at 7:46 pm. On the last day of the month, sunrise is at 5:34 am and sunset at 8:12 pm CDT.

Sunshine

In Benton, the average sunshine in May is 9.2h.

UV index

The months with the highest UV index in Benton are May through August, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high health risk from unsafe exposure to UV radiation for the ordinary person.
Note: In May, the average maximum UV index of 6 translates into the following recommendations:
Elude overexposure. Fair-skinned people could get burnt in less than 20 minutes. Stay in the shade and avoid direct Sun exposure from 10 a.m. to 4 p.m., a time when UV radiation is at its strongest, and remember that parasols or canopies do not offer full protection. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation.
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Frequently asked questions

What is the usual temperature for Benton in May?

In Benton, 75.6°F (24.2°C) is the average high-temperature and 58.1°F (14.5°C) is the average low-temperature during May.

What is the most humid month in Benton?

The most humid month is May, with an average relative humidity of 79%.

What is the average humidity in May in Benton?

In May, the average relative humidity in Benton, Illinois, is 79%.

How much does it rain in Benton in May?

In Benton, Illinois, in May, it is raining for 18.5 days, with typically 4.25" (108mm) of accumulated precipitation.

When it does not snow in Benton?

May through September are months without snowfall in Benton.

Does it snow in Benton in May?

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

What is the average length of the day in May in Benton?

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

What time are sunrise and sunset in May in Benton?

In May, on the first day of the month, sunrise is at 5:58 am and sunset at 7:46 pm. On the last day of the month, in Benton, sunrise is at 5:34 am and sunset at 8:12 pm CDT.

How long on average sun shines in May in Benton?

The average sunshine duration in May is 9.2h.

What are the months with the highest UV index in Benton?

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

What is the UV index reading in May in Benton?

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

Average temperature in May - Benton, IL
  • Average high temperature in May: 75.6°F

The warmest month (with the highest average high temperature) is July (87.3°F).
The month with the lowest average high temperature is January (39°F).

  • Average low temperature in May: 58.1°F

The month with the highest average low temperature is July (68.5°F).
The coldest month (with the lowest average low temperature) is January (26.1°F).

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Average pressure in May
Benton, IL

Average pressure in May - Benton, IL
  • Average pressure in May: 29.97"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

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Average wind speed in May
Benton, IL

Average wind speed in May - Benton, IL
  • Average wind speed in May: 7.9mph

The windiest months (with the highest average wind speed) are January and February (9.6mph).
The calmest months (with the lowest average wind speed) are July and August (5.8mph).

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Average humidity in May
Benton, IL

Average humidity in May - Benton, IL
  • Average humidity in May: 79%

The month with the highest relative humidity is May (79%).
The month with the lowest relative humidity is October (70%).

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Average rainfall in May
Benton, IL

Average rainfall in May - Benton, IL
  • Average rainfall in May: 4.25"

The wettest month (with the highest rainfall) is April (4.92").
The driest month (with the least rainfall) is September (1.97").

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Average rainfall days in May
Benton, IL

Average rainfall days in May - Benton, IL
  • Average rainfall days in May: 18.5 days

The month with the highest number of rainy days is May (18.5 days).
The month with the least rainy days is January (9.7 days).

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Average snowfall in May
Benton, IL

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

The month with the highest snowfall is February (1.93").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in May
Benton, IL

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

The month with the highest number of snowfall days is January (6.1 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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

Average daylight in May / Average sunshine in May - Benton, IL
  • Average daylight in May: 14h and 1min

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 1min

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

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Average sunshine days in May
Benton, IL

Average sunshine days in May - Benton, IL
  • Average sunshine days in May: 10 days

The month with the most sunshine days is October (17.6 days).
The month with the least sunshine days is June (9.9 days).

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Average UV index in May
Benton, IL

Average UV index in May - Benton, 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).

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Average cloud cover in May
Benton, IL

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

The month with the most cloud cover is February (Cloud cover 51).
The month with the least cloud cover is June (Cloud cover 28).

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Average visibility in May
Benton, IL

Average visibility in May - Benton, 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).

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Benton, Illinois, USA

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