May weather forecast
Carbon Cliff, IL

Share

Weather in May

The last month of the spring, May, is a pleasant month in Carbon Cliff, Illinois, with an average temperature varying between 53.4°F (11.9°C) and 70.3°F (21.3°C).

Temperature

Carbon Cliff sees an increase in the average high-temperature with the arrival of May, moving from April's refreshing 59°F (15°C) to an agreeable 70.3°F (21.3°C). Throughout May, Carbon Cliff experiences a low-temperature average of 53.4°F (11.9°C).

Humidity

In May, the average relative humidity is 77%.

Rainfall

The month with the most rainfall is May, when the rain falls for 13.4 days and typically aggregates up to 1.61" (41mm) of precipitation.

Snowfall

In Carbon Cliff, snow does not fall in May through August.

Daylight

In Carbon Cliff, the average length of the day in May is 14h and 32min.
On the first day of May, sunrise is at 5:57 am and sunset at 7:59 pm. On the last day of the month, sunrise is at 5:30 am and sunset at 8:28 pm CDT.

Sunshine

In May, the average sunshine is 8.6h.

UV index

The average daily maximum UV index in May is 5. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for the average person.
Note: The maximum daily UV index of 5 in May converts into the following recommendations:
Stay alert. Light-skinned people could suffer burns in less than 30 minutes. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays.
Updated: Aug 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average May temperature?

The average high-temperature and low-temperature during May are 70.3°F (21.3°C) and 53.4°F (11.9°C) respectively.

What is the average humidity in May in Carbon Cliff?

In May, the average relative humidity is 77%.

What is the wettest month?

May is the month with the most rainfall. Rain falls for 13.4 days and accumulates 1.61" (41mm) of precipitation.

How many days does it rain in May?

In Carbon Cliff, during May, the rain falls for 13.4 days and regularly aggregates up to 1.61" (41mm) of precipitation.

When it does not snow?

In Carbon Cliff, snow does not fall in May through August.

Does it snow in May?

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

How many hours of daylight does Carbon Cliff have in May?

In May, the average day length is 14h and 32min.

When are sunrise and sunset in May?

On the first day of May in Carbon Cliff, sunrise is at 5:57 am and sunset at 7:59 pm. On the last day of the month, sunrise is at 5:30 am and sunset at 8:28 pm CDT.

How many hours of sunshine does Carbon Cliff have in May?

In May, the average sunshine duration is 8.6h.

What is the UV index intensity in May?

The average daily maximum UV index in May is 5. A UV Index reading of 3 to 5 represents a moderate health threat from unprotected exposure to 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
Carbon Cliff, IL

Average temperature in May - Carbon Cliff, IL
  • Average high temperature in May: 70.3°F

The warmest month (with the highest average high temperature) is July (81.7°F).
The month with the lowest average high temperature is January (28.2°F).

  • Average low temperature in May: 53.4°F

The month with the highest average low temperature is July (64.8°F).
The coldest month (with the lowest average low temperature) is January (15.4°F).

Average pressure in May
Carbon Cliff, IL

Average pressure in May - Carbon Cliff, IL
  • Average pressure in May: 29.95"Hg

The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

Average wind speed in May
Carbon Cliff, IL

Average wind speed in May - Carbon Cliff, IL
  • Average wind speed in May: 9mph

The windiest month (with the highest average wind speed) is April (10.6mph).
The calmest month (with the lowest average wind speed) is August (6.7mph).

Average humidity in May
Carbon Cliff, IL

Average humidity in May - Carbon Cliff, IL
  • Average humidity in May: 77%

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

Average rainfall in May
Carbon Cliff, IL

Average rainfall in May - Carbon Cliff, IL
  • Average rainfall in May: 1.61"

The wettest month (with the highest rainfall) is May (1.61").
The driest month (with the least rainfall) is December (0.35").

Average rainfall days in May
Carbon Cliff, IL

Average rainfall days in May - Carbon Cliff, IL
  • Average rainfall days in May: 13.4 days

The month with the highest number of rainy days is May (13.4 days).
The month with the least rainy days is January (3.2 days).

Average snowfall in May
Carbon Cliff, IL

Average snowfall in May - Carbon Cliff, IL
  • Average snowfall in May: 0"

The month with the highest snowfall is January (1.26").
The months with the least snowfall are May, June, July and August (0").

Average snowfall days in May
Carbon Cliff, IL

Average snowfall days in May - Carbon Cliff, IL
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is January (7.2 days).
The months with the least snowfall days are May, June, July and August (0 days).

Average daylight in May /
Average sunshine in May
Carbon Cliff, IL

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

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 12min).

  • Average sunshine in May: 8h and 4min

The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).

Average sunshine days in May
Carbon Cliff, IL

Average sunshine days in May - Carbon Cliff, IL
  • Average sunshine days in May: 14.6 days

The month with the most sunshine days is December (22.4 days).
The month with the least sunshine days is June (14.4 days).

Average UV index in May
Carbon Cliff, IL

Average UV index in May - Carbon Cliff, IL
  • Average UV index in May: 5

The month with the highest UV index is July (UV index 6).
The month with the lowest UV index is January (UV index 1).

Average cloud cover in May
Carbon Cliff, IL

Average cloud cover in May - Carbon Cliff, IL
  • Average cloud cover in May: 43

The month with the most cloud cover is January (Cloud cover 58).
The month with the least cloud cover is August (Cloud cover 30).

Average visibility in May
Carbon Cliff, IL

Average visibility in May - Carbon Cliff, 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).

Carbon Cliff, Illinois, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location