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 May, the meteorological conditions change with the average high-temperature moving from a mild 59°F (15°C) in April to an agreeable 71.1°F (21.7°C). In the month of May, Bourbonnais records a consistent average low-temperature of 54.1°F (12.3°C).Humidity
In May, the average relative humidity in Bourbonnais is 76%.Rainfall
May is the month with the most rainfall in Bourbonnais. Rain falls for 11.4 days and accumulates 1.06" (27mm) of precipitation.Snowfall
May through October are months without snowfall.Daylight
The average length of the day in May in Bourbonnais is 14h and 31min.On the first day of May in Bourbonnais, sunrise is at 5:47 am and sunset at 7:49 pm. On the last day of the month, sunrise is at 5:21 am and sunset at 8:17 pm CDT.
Sunshine
In Bourbonnais, the average sunshine in May is 8.8h.UV index
In May, the average daily maximum UV index in Bourbonnais is 5. A UV Index reading of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for the ordinary person.Note: In May, an average UV index of 5 transforms into the following instructions:
Stay alert. Light-skinned people could suffer burns in less than 30 minutes. Avoiding the Sun during its peak radiation time around midday is a healthy practice. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in May in Bourbonnais?
What is the average humidity in May in Bourbonnais?
What is the wettest month in Bourbonnais?
How many days does it rain in May in Bourbonnais?
When it does not snow in Bourbonnais?
Does it snow in Bourbonnais in May?
What is the average length of the day in May in Bourbonnais?
What time are sunrise and sunset in May in Bourbonnais?
How many hours of sunshine does Bourbonnais have in May?
What is the UV index intensity in May in Bourbonnais?
Average temperature in May
Bourbonnais, IL
- Average high temperature in May: 71.1°F
The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (30°F).
- Average low temperature in May: 54.1°F
The month with the highest average low temperature is July (64.2°F).
The coldest month (with the lowest average low temperature) is January (18.3°F).
Average pressure in May
Bourbonnais, IL
- Average pressure in May: 29.96"Hg
The month with the highest atmospheric pressure is January (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in May
Bourbonnais, IL
- Average wind speed in May: 8.6mph
The windiest month (with the highest average wind speed) is January (10.1mph).
The calmest months (with the lowest average wind speed) are July and August (6.2mph).
Average humidity in May
Bourbonnais, IL
- Average humidity in May: 76%
The month with the highest relative humidity is July (84%).
The month with the lowest relative humidity is October (72%).
Average rainfall in May
Bourbonnais, IL
- Average rainfall in May: 1.06"
The wettest month (with the highest rainfall) is May (1.06").
The driest month (with the least rainfall) is November (0.28").
Average rainfall days in May
Bourbonnais, IL
- Average rainfall days in May: 11.4 days
The month with the highest number of rainy days is May (11.4 days).
The month with the least rainy days is January (2.3 days).
Average snowfall in May
Bourbonnais, IL
- Average snowfall in May: 0"
The month with the highest snowfall is January (0.75").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in May
Bourbonnais, IL
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is January (5.8 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
Bourbonnais, IL
- Average daylight in May: 14h and 3min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in May: 8h and 5min
The month with the most sunshine is August (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).
Average sunshine days in May
Bourbonnais, IL
- Average sunshine days in May: 16.8 days
The month with the most sunshine days is January (24.8 days).
The month with the least sunshine days is June (15.7 days).
Average UV index in May
Bourbonnais, 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
Bourbonnais, IL
- Average cloud cover in May: 41
The month with the most cloud cover is January (Cloud cover 60).
The months with the least cloud cover are August and September (Cloud cover 33).
Average visibility in May
Bourbonnais, IL
- Average visibility in May: 6mi
The months with the highest visibility are January, February, March, April, May, June, September, October, November and December (6mi).
The months with the lowest visibility are July and August (5mi).
Bourbonnais, Illinois, USA
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