May weather forecast
Gross, IL

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Weather in May

The last month of the spring, May, is a moderately hot month in Gross, Illinois, with temperature in the range of an average low of 58.3°F (14.6°C) and an average high of 75.6°F (24.2°C).

Temperature

May brings a rise in Gross's average high-temperature, moving from a comfortable 66.4°F (19.1°C) in April to a moderately hot 75.6°F (24.2°C). Throughout May, the nighttime temperature averages to a refreshing 58.3°F (14.6°C).

Humidity

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

Rainfall

In Gross, in May, during 16.7 rainfall days, 2.4" (61mm) of precipitation is typically accumulated. In Gross, during the entire year, the rain falls for 146.3 days and collects up to 24.96" (634mm) of precipitation.

Snowfall

May through October are months without snowfall in Gross.

Daylight

In May, the average length of the day is 14h and 13min.
On the first day of the month, sunrise is at 5:56 am and sunset at 7:43 pm. On the last day of May, in Gross, sunrise is at 5:33 am and sunset at 8:08 pm CDT.

Sunshine

In May, the average sunshine is 9.4h.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index in Gross, Illinois. A UV Index estimate of 6 to 7 represents a high threat to health from unsafe exposure to UV radiation for the average person.
Note: The maximum UV index of 6 during May leads to these instructions:
Evade overexposure. Individuals with fair skin risk burning in under 20 minutes. Between 10 a.m. and 4 p.m., the Sun emits the most powerful UV radiation. Limit direct exposure to the Sun during these hours. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses.
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Frequently asked questions

What is the usual temperature for Gross in May?

The average high-temperature, in May, in Gross, is 75.6°F (24.2°C), while the average low-temperature is 58.3°F (14.6°C).

What is the most humid month in Gross?

With an average relative humidity of 80%, May is the most humid month in Gross, Illinois.

What is the average humidity in May in Gross?

The average relative humidity in May in Gross is 80%.

How much does it rain in Gross in May?

In May, the rain falls for 16.7 days. Throughout May, 2.4" (61mm) of precipitation is accumulated.

When it does not snow in Gross?

May through October are months without snowfall in Gross.

Does it snow in Gross in May?

In May, in Gross, 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 Gross?

The average day length in May in Gross is 14h and 13min.

What time are sunrise and sunset in May in Gross?

On the first day of May, sunrise is at 5:56 am and sunset at 7:43 pm. On the last day of the month, sunrise is at 5:33 am and sunset at 8:08 pm CDT.

How many hours of sunshine does Gross have in May?

In Gross, the average sunshine duration in May is 9.4h.

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

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

How high is the UV index in May in Gross?

In Gross, the average daily maximum UV index in May is 6. A UV Index reading 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
Gross, IL

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

The warmest month (with the highest average high temperature) is July (86.2°F).
The month with the lowest average high temperature is January (39.7°F).

  • Average low temperature in May: 58.3°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 (26.8°F).

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Average pressure in May
Gross, IL

Average pressure in May - Gross, IL
  • Average pressure in May: 29.98"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

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Average wind speed in May
Gross, IL

Average wind speed in May - Gross, IL
  • Average wind speed in May: 8mph

The windiest month (with the highest average wind speed) is February (9.8mph).
The calmest months (with the lowest average wind speed) are July and August (5.8mph).

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Average humidity in May
Gross, IL

Average humidity in May - Gross, 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 (70%).

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Average rainfall in May
Gross, IL

Average rainfall in May - Gross, IL
  • Average rainfall in May: 2.4"

The wettest month (with the highest rainfall) is April (3.27").
The driest month (with the least rainfall) is September (1.14").

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Average rainfall days in May
Gross, IL

Average rainfall days in May - Gross, IL
  • Average rainfall days in May: 16.7 days

The month with the highest number of rainy days is May (16.7 days).
The month with the least rainy days is November (9 days).

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Average snowfall in May
Gross, IL

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

The month with the highest snowfall is February (0.87").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in May
Gross, IL

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

The month with the highest number of snowfall days is January (4.8 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
Gross, IL

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

The month with the longest days is June (Average daylight: 14h and 42min).
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 July (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 4h and 30min).

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Average sunshine days in May
Gross, IL

Average sunshine days in May - Gross, IL
  • Average sunshine days in May: 11.2 days

The month with the most sunshine days is October (20.5 days).
The month with the least sunshine days is May (11.2 days).

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Average UV index in May
Gross, IL

Average UV index in May - Gross, 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
Gross, IL

Average cloud cover in May - Gross, IL
  • Average cloud cover in May: 37

The month with the most cloud cover is January (Cloud cover 51).
The month with the least cloud cover is June (Cloud cover 27).

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Average visibility in May
Gross, IL

Average visibility in May - Gross, 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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Gross, Illinois, USA

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