May weather forecastScheller, IL
May
Weather in May
May, the last month of the spring in Scheller, is a warm month, with an average temperature varying between 75.2°F (24°C) and 58.1°F (14.5°C).Temperature
The shift into May is marked by a rise in the average high-temperature, moving from April's comfortable 65.8°F (18.8°C) to a moderately hot 75.2°F (24°C). During May, the average low-temperature is recorded at a mild 58.1°F (14.5°C).Humidity
The most humid month is May, with an average relative humidity of 79%.Rainfall
In Scheller, in May, during 13.9 rainfall days, 2.05" (52mm) of precipitation is typically accumulated. In Scheller, during the entire year, the rain falls for 122.7 days and collects up to 18.03" (458mm) of precipitation.Snowfall
In Scheller, snow does not fall in May through September.Daylight
In Scheller, the average length of the day in May is 14h and 16min.On the first day of May, sunrise is at 5:58 am and sunset at 7:48 pm. On the last day of the month, sunrise is at 5:34 am and sunset at 8:13 pm CDT.
Sunshine
In Scheller, the average sunshine in May is 9.1h.UV index
May through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index value of 6 to 7 symbolizes a high health hazard from unprotected exposure to Sun's UV rays for the ordinary person.Note: During May, 6 as the daily maximum UV index converts into the following advice:
Take precautions against overexposure. Protection against sun damage is needed. Seek shade and limit direct sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation. Keep in mind that shade structures like parasols or canopies do not offer complete sun protection. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Scheller, IL
- Average high temperature in May: 75.2°F
The warmest month (with the highest average high temperature) is July (87.1°F).
The month with the lowest average high temperature is January (38.8°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 (25.7°F).
Average pressure in May
Scheller, 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 (29.93"Hg).
Average wind speed in May
Scheller, IL
- Average wind speed in May: 8mph
The windiest months (with the highest average wind speed) are January and February (9.8mph).
The calmest months (with the lowest average wind speed) are July and August (5.9mph).
Average humidity in May
Scheller, 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%).
Average rainfall in May
Scheller, IL
- Average rainfall in May: 2.05"
The wettest month (with the highest rainfall) is April (2.56").
The driest month (with the least rainfall) is September (0.98").
Average rainfall days in May
Scheller, IL
- Average rainfall days in May: 13.9 days
The month with the highest number of rainy days is May (13.9 days).
The month with the least rainy days is January (7.3 days).
Average snowfall in May
Scheller, IL
- Average snowfall in May: 0"
The month with the highest snowfall is January (0.71").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in May
Scheller, IL
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is January (4.5 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
Scheller, IL
- Average daylight in May: 14h and 18min
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 6min
The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 4h and 30min).
Average sunshine days in May
Scheller, IL
- Average sunshine days in May: 13.8 days
The month with the most sunshine days is October (21.3 days).
The month with the least sunshine days is May (13.8 days).
Average UV index in May
Scheller, 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, November and December (UV index 2).
Average cloud cover in May
Scheller, IL
- Average cloud cover in May: 38
The months with the most cloud cover are January and February (Cloud cover 51).
The months with the least cloud cover are June and August (Cloud cover 28).
Average visibility in May
Scheller, 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).





