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
May's arrival signals an increase in average high-temperatures, moving from April's fresh 54.9°F (12.7°C) to a comfortable 66.7°F (19.3°C). Lake Summerset reports an average nighttime low-temperature of 49.6°F (9.8°C) in May.Humidity
The average relative humidity in May in Lake Summerset is 80%.Rainfall
In Lake Summerset, during May, the rain falls for 12.8 days and regularly aggregates up to 0.91" (23mm) of precipitation. In Lake Summerset, during the entire year, the rain falls for 90.4 days and collects up to 7.09" (180mm) of precipitation.Snowfall
May through September are months without snowfall.Daylight
In Lake Summerset, the average length of the day in May is 14h and 38min.On the first day of May, sunrise is at 5:51 am and sunset at 7:57 pm. On the last day of the month, sunrise is at 5:22 am and sunset at 8:27 pm CDT.
Sunshine
In Lake Summerset, the average sunshine in May is 8.3h.UV index
The average daily maximum UV index in May is 5. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV rays for the average person.Note: A daily maximum UV index of 5 in May translates into the following instructions:
Prioritize safety - Suggestions to prevent sun damage are offered. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. 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
What is the temperature in May?
What is the average humidity in May?
How many days does it rain in May?
When it does not snow?
Does it snow in May?
How many hours of daylight does Lake Summerset have in May?
What time are sunrise and sunset in May?
How many hours of sunshine does Lake Summerset have in May?
What is the UV index reading in May?
Average temperature in May
Lake Summerset, IL
- Average high temperature in May: 66.7°F
The warmest month (with the highest average high temperature) is July (79.3°F).
The month with the lowest average high temperature is January (24.8°F).
- Average low temperature in May: 49.6°F
The month with the highest average low temperature is July (62.2°F).
The coldest month (with the lowest average low temperature) is January (12.7°F).
Average pressure in May
Lake Summerset, IL
- Average pressure in May: 29.96"Hg
The months with the highest atmospheric pressure are January and February (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in May
Lake Summerset, IL
- Average wind speed in May: 8.6mph
The windiest month (with the highest average wind speed) is April (10.1mph).
The calmest month (with the lowest average wind speed) is August (6.5mph).
Average humidity in May
Lake Summerset, IL
- Average humidity in May: 80%
The month with the highest relative humidity is January (88%).
The month with the lowest relative humidity is October (76%).
Average rainfall in May
Lake Summerset, IL
- Average rainfall in May: 0.91"
The wettest month (with the highest rainfall) is June (0.98").
The driest month (with the least rainfall) is January (0.31").
Average rainfall days in May
Lake Summerset, IL
- Average rainfall days in May: 12.8 days
The month with the highest number of rainy days is May (12.8 days).
The months with the least rainy days are January and February (2.4 days).
Average snowfall in May
Lake Summerset, IL
- Average snowfall in May: 0"
The month with the highest snowfall is January (1.22").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in May
Lake Summerset, IL
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is January (9.3 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
Lake Summerset, 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 6min).
- Average sunshine in May: 8h and 2min
The month with the most sunshine is July (Average sunshine: 9h and 48min).
The months with the least sunshine are January and February (Average sunshine: 3h and 30min).
Average sunshine days in May
Lake Summerset, IL
- Average sunshine days in May: 15.1 days
The months with the most sunshine days are November and December (22.9 days).
The month with the least sunshine days is June (13.4 days).
Average UV index in May
Lake Summerset, IL
- Average UV index in May: 5
The month with the highest UV index is June (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in May
Lake Summerset, IL
- Average cloud cover in May: 44
The month with the most cloud cover is January (Cloud cover 64).
The month with the least cloud cover is September (Cloud cover 34).
Average visibility in May
Lake Summerset, IL
- Average visibility in May: 6mi
The months with the highest visibility are February, March, April, May, June, October, November and December (6mi).
The months with the lowest visibility are January, July, August and September (5mi).
Lake Summerset, Illinois, USA
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