May weather forecast
Mount Olive, IL

Weather in May

The last month of the spring, May, is a moderately hot month in Mount Olive, Illinois, with an average temperature fluctuating between 73.9°F (23.3°C) and 56.7°F (13.7°C).

Temperature

In Mount Olive, Illinois, the average high-temperature in May rises from a comfortable 63.9°F (17.7°C) in April to a warm 73.9°F (23.3°C). In Mount Olive, Illinois, the average low-temperature is 56.7°F (13.7°C).

Humidity

In May, the average relative humidity in Mount Olive is 79%.

Rainfall

In Mount Olive, in May, during 13.9 rainfall days, 1.81" (46mm) of precipitation is typically accumulated. Throughout the year, in Mount Olive, there are 121.4 rainfall days, and 14.72" (374mm) of precipitation is accumulated.

Snowfall

April through October are months without snowfall in Mount Olive.

Daylight

The average length of the day in May in Mount Olive is 14h and 20min.
On the first day of May in Mount Olive, sunrise is at 6:00 am and sunset at 7:51 pm. On the last day of the month, sunrise is at 5:35 am and sunset at 8:18 pm CDT.

Sunshine

The average sunshine in May in Mount Olive, Illinois, is 9.3h.

UV index

The average daily maximum UV index in May is 5. A UV Index of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for average individuals.
Note: The daily maximum UV index of 5 in May interpret into the following advice:
Take precautions. Light skin individuals may get burned in less than 30 minutes. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
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FAQ

What is the temperature in May in Mount Olive?

In Mount Olive, in May, the average high-temperature is 73.9°F (23.3°C), and the average low-temperature is 56.7°F (13.7°C).

What is the average humidity in May in Mount Olive?

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

How many days does it rain in May in Mount Olive?

In Mount Olive, Illinois, in May, it is raining for 13.9 days, with typically 1.81" (46mm) of accumulated precipitation.

When it does not snow in Mount Olive?

April through October are months without snowfall in Mount Olive, Illinois.

How many hours of daylight does Mount Olive have in May?

The average day length in May is 14h and 20min.

What time are sunrise and sunset in May in Mount Olive?

On the first day of May in Mount Olive, sunrise is at 6:00 am and sunset at 7:51 pm. On the last day of the month, sunrise is at 5:35 am and sunset at 8:18 pm CDT.

How many hours of sunshine does Mount Olive have in May?

In Mount Olive, Illinois, the average sunshine duration in May is 9.3h.

What is the UV index reading in May in Mount Olive?

The average daily maximum UV index in May in Mount Olive is 5. A UV Index value of 3 to 5 symbolizes a moderate vulnerability from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Mount Olive, IL

Average temperature in May - Mount Olive, IL
  • Average high temperature in May: 73.9°F

The warmest month (with the highest average high temperature) is July (84.2°F).
The month with the lowest average high temperature is January (35.6°F).

  • Average low temperature in May: 56.7°F

The month with the highest average low temperature is July (67.5°F).
The coldest month (with the lowest average low temperature) is January (22.6°F).

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Average pressure in May
Mount Olive, IL

Average pressure in May - Mount Olive, IL
  • Average pressure in May: 29.95"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

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Average wind speed in May
Mount Olive, IL

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

The windiest month (with the highest average wind speed) is January (10mph).
The calmest month (with the lowest average wind speed) is July (5.8mph).

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Average humidity in May
Mount Olive, IL

Average humidity in May - Mount Olive, IL
  • Average humidity in May: 79%

The month with the highest relative humidity is July (81%).
The month with the lowest relative humidity is October (71%).

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Average rainfall in May
Mount Olive, IL

Average rainfall in May - Mount Olive, IL
  • Average rainfall in May: 1.81"

The wettest month (with the highest rainfall) is June (1.89").
The driest month (with the least rainfall) is February (0.67").

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Average rainfall days in May
Mount Olive, IL

Average rainfall days in May - Mount Olive, IL
  • Average rainfall days in May: 13.9 days

The month with the highest number of rainy days is July (14 days).
The month with the least rainy days is January (5.8 days).

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Average snowfall in May
Mount Olive, IL

Average snowfall in May - Mount Olive, IL
  • Average snowfall in May: 0"

The month with the highest snowfall is December (0.98").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in May
Mount Olive, IL

Average snowfall days in May - Mount Olive, IL
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is January (6.3 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
Mount Olive, IL

Average daylight in May / Average sunshine in May - Mount Olive, IL
  • Average daylight in May: 14h and 20min

The month with the longest days is June (Average daylight: 14h and 52min).
The month with the shortest days is December (Average daylight: 9h and 29min).

  • Average sunshine in May: 9h and 18min

The months with the most sunshine are June and July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 24min).

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Average sunshine days in May
Mount Olive, IL

Average sunshine days in May - Mount Olive, IL
  • Average sunshine days in May: 13.6 days

The month with the most sunshine days is January (20.9 days).
The month with the least sunshine days is July (12.5 days).

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Average UV index in May
Mount Olive, IL

Average UV index in May - Mount Olive, 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).

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Average cloud cover in May
Mount Olive, IL

Average cloud cover in May - Mount Olive, IL
  • Average cloud cover in May: 38

The month with the most cloud cover is January (Cloud cover 52).
The months with the least cloud cover are June, July, August and September (Cloud cover 29).

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Average visibility in May
Mount Olive, IL

Average visibility in May - Mount Olive, 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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