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 transition into May, Milan experiences an increase in average high-temperatures, moving up from a mild 59°F (15°C) in April to a pleasant 70.3°F (21.3°C). May nights experience a consistent temperature drop to a fresh 53.4°F (11.9°C).Humidity
In Milan, the average relative humidity in May is 77%.Rainfall
The month with the most rainfall is May, when the rain falls for 10.4 days and typically aggregates up to 0.94" (24mm) of precipitation.Snowfall
In Milan, snow does not fall in May through September.Daylight
In Milan, the average length of the day in May is 14h and 32min.On the first day of the month, sunrise is at 5:58 am and sunset at 8:00 pm. On the last day of May, in Milan, sunrise is at 5:30 am and sunset at 8:29 pm CDT.
Sunshine
In May, the average sunshine is 8.6h.UV index
In Milan, the average daily maximum UV index in May is 5. A UV Index estimate of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.Note: In May, the maximum UV index of 5 transforms into these recommendations:
Act with care - Obligation to protect against skin and eye damage is highlighted. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in May?
What is the average humidity in May?
What is the wettest month?
How much does it rain in May?
When it does not snow in Milan?
Does it snow in May?
What is the average length of the day in May?
When is the sunrise / sunset in May?
How long on average sun shines in May?
How high is the UV index in May?
Average temperature in May
Milan, IL
- Average high temperature in May: 70.3°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 (28.2°F).
- Average low temperature in May: 53.4°F
The month with the highest average low temperature is July (64.9°F).
The coldest month (with the lowest average low temperature) is January (16°F).
Average pressure in May
Milan, IL
- Average pressure in May: 29.95"Hg
The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).
Average wind speed in May
Milan, IL
- Average wind speed in May: 9mph
The windiest month (with the highest average wind speed) is April (10.6mph).
The calmest month (with the lowest average wind speed) is August (6.7mph).
Average humidity in May
Milan, IL
- Average humidity in May: 77%
The months with the highest relative humidity are January and July (83%).
The month with the lowest relative humidity is October (71%).
Average rainfall in May
Milan, IL
- Average rainfall in May: 0.94"
The wettest month (with the highest rainfall) is May (0.94").
The driest month (with the least rainfall) is December (0.24").
Average rainfall days in May
Milan, IL
- Average rainfall days in May: 10.4 days
The month with the highest number of rainy days is May (10.4 days).
The month with the least rainy days is January (1.8 days).
Average snowfall in May
Milan, IL
- Average snowfall in May: 0"
The month with the highest snowfall is January (1.06").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in May
Milan, IL
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is January (5.5 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
Milan, 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 12min).
- Average sunshine in May: 8h and 4min
The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).
Average sunshine days in May
Milan, IL
- Average sunshine days in May: 16 days
The month with the most sunshine days is December (25.8 days).
The month with the least sunshine days is June (15.4 days).
Average UV index in May
Milan, IL
- Average UV index in May: 5
The months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is January (UV index 1).
Average cloud cover in May
Milan, IL
- Average cloud cover in May: 43
The month with the most cloud cover is January (Cloud cover 58).
The month with the least cloud cover is August (Cloud cover 30).
Average visibility in May
Milan, 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).
Milan, Illinois, USA
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