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
With the onset of May, Hoffman Estates sees a temperature rise, with the average high-temperature moving from April's mild 55.6°F (13.1°C) to a still refreshing 67.5°F (19.7°C). Hoffman Estates's May nights cool down to an average low-temperature of 51.3°F (10.7°C).Humidity
In Hoffman Estates, the average relative humidity in May is 76%.Rainfall
The month with the most rainfall is May, when the rain falls for 17.5 days and typically aggregates up to 3.07" (78mm) of precipitation.Snowfall
January through May, October through December are months with snowfall. May is the last month it regularly snows. During 0.1 snowfall days, in May, Hoffman Estates aggregates 0.04" (1mm) of snow. In Hoffman Estates, during the entire year, snow falls for 47.6 days and aggregates up to 15.83" (402mm) of snow.Daylight
The average length of the day in May is 14h and 35min.On the first day of the month, sunrise is at 5:47 am and sunset at 7:51 pm. On the last day of May, sunrise is at 5:19 am and sunset at 8:21 pm CDT.
Sunshine
In May, the average sunshine is 8.3h.UV index
The average daily maximum UV index in May is 5. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for ordinary individuals.Note: A maximum high daily UV index of 5 during May translates into the following directions:
Be vigilant - Suggestions to stave off sun damage are provided. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Take careful note! The UV radiation of the Sun can be nearly doubled by snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average May temperature?
What is the average humidity in May?
What is the rainiest month?
How much does it rain in May?
What is the last month it snows?
How many hours of daylight does Hoffman Estates have in May?
When is the sunrise / sunset in May?
How many hours of sunshine does Hoffman Estates have in May?
What is the UV index reading in May?
Average temperature in May
Hoffman Estates, IL
- Average high temperature in May: 67.5°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 (27.9°F).
- Average low temperature in May: 51.3°F
The month with the highest average low temperature is July (65.7°F).
The coldest month (with the lowest average low temperature) is January (16.5°F).
Average pressure in May
Hoffman Estates, 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
Hoffman Estates, IL
- Average wind speed in May: 8.2mph
The windiest month (with the highest average wind speed) is January (9.9mph).
The calmest month (with the lowest average wind speed) is August (6.2mph).
Average humidity in May
Hoffman Estates, IL
- Average humidity in May: 76%
The months with the highest relative humidity are January and February (83%).
The month with the lowest relative humidity is October (73%).
Average rainfall in May
Hoffman Estates, IL
- Average rainfall in May: 3.07"
The wettest month (with the highest rainfall) is May (3.07").
The driest month (with the least rainfall) is December (1.14").
Average rainfall days in May
Hoffman Estates, IL
- Average rainfall days in May: 17.5 days
The month with the highest number of rainy days is July (17.7 days).
The month with the least rainy days is February (4.8 days).
Average snowfall in May
Hoffman Estates, IL
- Average snowfall in May: 0.04"
The month with the highest snowfall is February (4.21").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
Hoffman Estates, IL
- Average snowfall days in May: 0.1 days
The month with the highest number of snowfall days is January (12.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Hoffman Estates, 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 12min).
- Average sunshine in May: 8h and 2min
The month with the most sunshine is July (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).
Average sunshine days in May
Hoffman Estates, IL
- Average sunshine days in May: 10.8 days
The month with the most sunshine days is November (17.4 days).
The month with the least sunshine days is July (10.4 days).
Average UV index in May
Hoffman Estates, 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
Hoffman Estates, IL
- Average cloud cover in May: 44
The month with the most cloud cover is January (Cloud cover 62).
The months with the least cloud cover are July, August and September (Cloud cover 32).
Average visibility in May
Hoffman Estates, IL
- Average visibility in May: 6mi
The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January and February (5mi).
Hoffman Estates, Illinois, USA
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