Contents
- Weather in May
- Frequently asked questions
- Average temperature in May
- Average pressure in May
- Average wind speed in May
- Average humidity in May
- Average rainfall in May
- Average rainfall days in May
- Average snowfall in May
- Average snowfall days in May
- Average daylight in May
- Average sunshine in May
- Average sunshine days in May
- Average UV index in May
- Average cloud cover in May
- Average visibility in May
Weather in May
Temperature
In Scales Mound, the average high-temperature in May increases from 56.1°F (13.4°C) in April to a still refreshing 67.6°F (19.8°C). Scales Mound records an average low-temperature of 50.2°F (10.1°C) throughout the month of May.Humidity
In Scales Mound, the average relative humidity in May is 81%.Rainfall
In May, the rain falls for 20 days. Throughout May, 4.09" (104mm) of precipitation is accumulated. In Scales Mound, during the entire year, the rain falls for 153.1 days and collects up to 30.75" (781mm) of precipitation.Snowfall
In Scales Mound, snow does not fall in May through September.Daylight
The average length of the day in May is 14h and 38min.On the first day of the month, sunrise is at 5:54 am and sunset at 8:01 pm. On the last day of May, in Scales Mound, Illinois, sunrise is at 5:26 am and sunset at 8:31 pm CDT.
Sunshine
The average sunshine in May in Scales Mound is 8.4h.UV index
The average daily maximum UV index in May in Scales Mound is 5. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for the average person.Note: In May, the maximum UV index of 5 translates into these guidelines:
Act with care - The suggestion to avoid sunburn is emphasized. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Scales Mound in May?
What is the average humidity in May in Scales Mound?
How many days does it rain in May in Scales Mound?
When it does not snow in Scales Mound?
Does it snow in Scales Mound in May?
What is the average length of the day in May in Scales Mound?
When is the sunrise / sunset in May in Scales Mound?
How long on average sun shines in May in Scales Mound?
How high is the UV index in May in Scales Mound?
Average temperature in May
Scales Mound, IL
- Average high temperature in May: 67.6°F
The warmest month (with the highest average high temperature) is July (79.7°F).
The month with the lowest average high temperature is January (25°F).
- Average low temperature in May: 50.2°F
The month with the highest average low temperature is July (63°F).
The coldest month (with the lowest average low temperature) is January (12.4°F).
Average pressure in May
Scales Mound, IL
- Average pressure in May: 29.95"Hg
The month with the highest atmospheric pressure is January (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).
Average wind speed in May
Scales Mound, IL
- Average wind speed in May: 8.8mph
The windiest month (with the highest average wind speed) is April (10.4mph).
The calmest month (with the lowest average wind speed) is August (6.6mph).
Average humidity in May
Scales Mound, IL
- Average humidity in May: 81%
The month with the highest relative humidity is January (87%).
The months with the lowest relative humidity are April and October (76%).
Average rainfall in May
Scales Mound, IL
- Average rainfall in May: 4.09"
The wettest month (with the highest rainfall) is June (4.29").
The driest month (with the least rainfall) is January (1.26").
Average rainfall days in May
Scales Mound, IL
- Average rainfall days in May: 20 days
The month with the highest number of rainy days is May (20 days).
The month with the least rainy days is February (4.8 days).
Average snowfall in May
Scales Mound, IL
- Average snowfall in May: 0"
The month with the highest snowfall is January (5.12").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in May
Scales Mound, IL
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is January (13.2 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Scales Mound, IL
- Average daylight in May: 14h and 4min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in May: 8h and 2min
The month with the most sunshine is August (Average sunshine: 9h and 48min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).
Average sunshine days in May
Scales Mound, IL
- Average sunshine days in May: 8.8 days
The month with the most sunshine days is November (17.1 days).
The month with the least sunshine days is June (7.9 days).
Average UV index in May
Scales Mound, IL
- Average UV index in May: 5
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in May
Scales Mound, IL
- Average cloud cover in May: 43
The month with the most cloud cover is January (Cloud cover 62).
The month with the least cloud cover is September (Cloud cover 32).
Average visibility in May
Scales Mound, IL
- Average visibility in May: 6mi
The months with the highest visibility are March, April, May, June, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February and July (5mi).
Scales Mound, Illinois, USA
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