May weather forecastHines, IL
May
Weather in May
May, the last month of the spring in Hines, is an enjoyable month, with an average temperature varying between 51.4°F (10.8°C) and 64.9°F (18.3°C).Temperature
Observing a rise in May, the average high-temperature goes from April's cool 53.8°F (12.1°C) to an enjoyable 64.9°F (18.3°C). Throughout May, the temperature falls to an average low of 51.4°F (10.8°C).Humidity
The average relative humidity in May in Hines is 76%.Rainfall
The month with the most rainfall in Hines, Illinois, is May, when the rain falls for 11.3 days and typically aggregates up to 1.1" (28mm) of precipitation.Snowfall
In Hines, snow does not fall in May through September.Daylight
In Hines, the average length of the day in May is 14h and 34min.On the first day of the month, sunrise is at 5:46 am and sunset at 7:50 pm. On the last day of May, in Hines, sunrise is at 5:18 am and sunset at 8:19 pm CDT.
Sunshine
In May, the average sunshine is 8.8h.UV index
In Hines, the average daily maximum UV index in May is 5. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for the average person.Note: In May, the maximum UV index of 5 suggests this advice:
Be mindful. Individuals with a lighter skin tone may suffer burns in less than 30 minutes. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Hines, IL
- Average high temperature in May: 64.9°F
The warmest month (with the highest average high temperature) is July (80.4°F).
The month with the lowest average high temperature is January (29.1°F).
- Average low temperature in May: 51.4°F
The month with the highest average low temperature is July (67.1°F).
The coldest month (with the lowest average low temperature) is January (19.2°F).
Average pressure in May
Hines, IL
- Average pressure in May: 29.96"Hg
The month with the highest atmospheric pressure is January (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in May
Hines, IL
- Average wind speed in May: 8.6mph
The windiest month (with the highest average wind speed) is January (10.9mph).
The calmest month (with the lowest average wind speed) is August (6.8mph).
Average humidity in May
Hines, IL
- Average humidity in May: 76%
The months with the highest relative humidity are January and February (82%).
The month with the lowest relative humidity is October (72%).
Average rainfall in May
Hines, IL
- Average rainfall in May: 1.1"
The wettest month (with the highest rainfall) is May (1.1").
The driest months (with the least rainfall) are February, March, November and December (0.39").
Average rainfall days in May
Hines, IL
- Average rainfall days in May: 11.3 days
The month with the highest number of rainy days is June (11.7 days).
The month with the least rainy days is January (3.1 days).
Average snowfall in May
Hines, IL
- Average snowfall in May: 0"
The month with the highest snowfall is February (1.38").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in May
Hines, IL
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is February (7.3 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
Hines, IL
- Average daylight in May: 14h and 36min
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 12min).
- Average sunshine in May: 8h and 48min
The month with the most sunshine is August (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).
Average sunshine days in May
Hines, IL
- Average sunshine days in May: 15.4 days
The month with the most sunshine days is December (23.7 days).
The month with the least sunshine days is June (14.3 days).
Average UV index in May
Hines, 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 and December (UV index 1).
Average cloud cover in May
Hines, IL
- Average cloud cover in May: 41
The month with the most cloud cover is January (Cloud cover 61).
The month with the least cloud cover is August (Cloud cover 27).
Average visibility in May
Hines, 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).





