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
The shift into May brings an increase in the average high-temperature, moving from a refreshing 62.6°F (17°C) in April to a pleasant 73°F (22.8°C). Throughout May, the temperature in Windsor falls to an average low of 56.7°F (13.7°C).Humidity
The average relative humidity in May is 78%.Rainfall
In May, the rain falls for 14.3 days. Throughout May, 1.26" (32mm) of precipitation is accumulated. In Windsor, Illinois, during the entire year, the rain falls for 116.5 days and collects up to 11.54" (293mm) of precipitation.Snowfall
April through October are months without snowfall in Windsor, Illinois.Daylight
The average length of the day in May in Windsor is 14h and 22min.On the first day of May, sunrise is at 5:54 am and sunset at 7:48 pm. On the last day of the month, sunrise is at 5:29 am and sunset at 8:15 pm CDT.
Sunshine
In May, the average sunshine in Windsor is 9.1h.UV index
In May, the average daily maximum UV index is 5. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for average individuals.Note: In May, a daily UV index of 5 turns into the following recommendations:
Exercise care. People with light skin might get burns in fewer than 30 minutes. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation.
Frequently asked questions
What are the temperatures in Windsor in May?
What is the average humidity in May in Windsor?
How many days does it rain in May in Windsor?
When it does not snow in Windsor?
How many hours of daylight does Windsor have in May?
When are sunrise and sunset in May in Windsor?
How many hours of sunshine does Windsor have in May?
What is the UV index intensity in May in Windsor?
Average temperature in May
Windsor, IL
- Average high temperature in May: 73°F
The warmest month (with the highest average high temperature) is July (82.8°F).
The month with the lowest average high temperature is January (34.3°F).
- Average low temperature in May: 56.7°F
The month with the highest average low temperature is July (66.2°F).
The coldest month (with the lowest average low temperature) is January (21.9°F).
Average pressure in May
Windsor, IL
- Average pressure in May: 29.96"Hg
The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in May
Windsor, IL
- Average wind speed in May: 8.6mph
The windiest month (with the highest average wind speed) is January (10.7mph).
The calmest months (with the lowest average wind speed) are July and August (6.2mph).
Average humidity in May
Windsor, IL
- Average humidity in May: 78%
The month with the highest relative humidity is July (83%).
The month with the lowest relative humidity is October (70%).
Average rainfall in May
Windsor, IL
- Average rainfall in May: 1.26"
The wettest month (with the highest rainfall) is June (1.46").
The driest month (with the least rainfall) is February (0.55").
Average rainfall days in May
Windsor, IL
- Average rainfall days in May: 14.3 days
The month with the highest number of rainy days is May (14.3 days).
The month with the least rainy days is February (4.9 days).
Average snowfall in May
Windsor, IL
- Average snowfall in May: 0"
The month with the highest snowfall is February (0.83").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in May
Windsor, IL
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is February (5.9 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in May /
Average sunshine in May
Windsor, IL
- Average daylight in May: 14h and 2min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in May: 9h and 1min
The month with the most sunshine is June (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).
Average sunshine days in May
Windsor, IL
- Average sunshine days in May: 14.5 days
The month with the most sunshine days is December (22.1 days).
The month with the least sunshine days is June (13.5 days).
Average UV index in May
Windsor, 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, February, November and December (UV index 2).
Average cloud cover in May
Windsor, IL
- Average cloud cover in May: 40
The months with the most cloud cover are January and February (Cloud cover 55).
The months with the least cloud cover are June and September (Cloud cover 30).
Average visibility in May
Windsor, IL
- Average visibility in May: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, September, October, November and December (6mi).
The month with the lowest visibility is August (5mi).
Windsor, Illinois, USA
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