May weather forecastShetlerville, IL
May
Weather in May
May, the last month of the spring in Shetlerville, is a moderately hot month, with an average temperature varying between 58.5°F (14.7°C) and 75.6°F (24.2°C).Temperature
May's arrival brings a slight change in high-temperatures, adjusting from a comfortable 66.7°F (19.3°C) in April to a warm 75.6°F (24.2°C). During the nights in May, Shetlerville observes an average low-temperature of 58.5°F (14.7°C).Humidity
May is the most humid month, with an average relative humidity of 80%.Rainfall
In May, the rain falls for 16.3 days. Throughout May, 2.56" (65mm) of precipitation is accumulated. Throughout the year, there are 148.8 rainfall days, and 27.05" (687mm) of precipitation is accumulated.Snowfall
May through October are months without snowfall.Daylight
In May, the average length of the day is 14h and 12min.On the first day of May, sunrise is at 5:57 am and sunset at 7:43 pm. On the last day of the month, sunrise is at 5:34 am and sunset at 8:08 pm CDT.
Sunshine
The average sunshine in May in Shetlerville is 9.3h.UV index
May through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index of 6 to 7 symbolizes a high health hazard from unsafe exposure to UV radiation for the ordinary person.Note: In May, the maximum UV index of 6 translates into these guidelines:
Sustain precautions and conform to sun safety norms. Preventing sunburn is necessary. Stay in the shade and limit sun exposure from 10 a.m. to 4 p.m., when UV radiation is most potent. Keep in mind that shade structures like parasols or canopies do not offer full protection. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Shetlerville, IL
- Average high temperature in May: 75.6°F
The warmest month (with the highest average high temperature) is July (86.5°F).
The month with the lowest average high temperature is January (40.5°F).
- Average low temperature in May: 58.5°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 (27.5°F).
Average pressure in May
Shetlerville, 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).
Average wind speed in May
Shetlerville, IL
- Average wind speed in May: 7.7mph
The windiest month (with the highest average wind speed) is February (9.5mph).
The calmest months (with the lowest average wind speed) are July and August (5.7mph).
Average humidity in May
Shetlerville, 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 (71%).
Average rainfall in May
Shetlerville, IL
- Average rainfall in May: 2.56"
The wettest month (with the highest rainfall) is February (3.03").
The driest month (with the least rainfall) is September (1.3").
Average rainfall days in May
Shetlerville, IL
- Average rainfall days in May: 16.3 days
The months with the highest number of rainy days are May and July (16.3 days).
The month with the least rainy days is November (8.8 days).
Average snowfall in May
Shetlerville, IL
- Average snowfall in May: 0"
The month with the highest snowfall is February (1.57").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in May
Shetlerville, 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
Shetlerville, IL
- Average daylight in May: 14h and 12min
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 18min
The months with the most sunshine are June and July (Average sunshine: 10h and 30min).
The months with the least sunshine are January and February (Average sunshine: 4h and 36min).
Average sunshine days in May
Shetlerville, IL
- Average sunshine days in May: 12.8 days
The month with the most sunshine days is October (20.3 days).
The month with the least sunshine days is July (12.1 days).
Average UV index in May
Shetlerville, 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).
Average cloud cover in May
Shetlerville, 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, August and September (Cloud cover 28).
Average visibility in May
Shetlerville, 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).





