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
As Matherville transitions into May, the average high-temperature shows a change, moving from a mild 59.5°F (15.3°C) in April to an agreeable 70.7°F (21.5°C). Matherville, during May, witnesses an average low-temperature of 53.8°F (12.1°C).Humidity
In May, the average relative humidity is 78%.Rainfall
May is the month with the most rainfall in Matherville. Rain falls for 16.8 days and accumulates 2.76" (70mm) of precipitation.Snowfall
In Matherville, snow does not fall in May through September.Daylight
In Matherville, the average length of the day in May is 14h and 31min.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 Matherville, sunrise is at 5:31 am and sunset at 8:28 pm CDT.
Sunshine
In May, the average sunshine in Matherville, Illinois, is 8.9h.UV index
The average daily maximum UV index in May in Matherville is 5. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for the ordinary person.Note: In May, a daily UV index of 5 turns into the following recommendations:
Be vigilant - Suggestions to stave off sun damage are provided. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Matherville in May?
What is the average humidity in May in Matherville?
What is the rainiest month in Matherville?
How much does it rain in Matherville in May?
When it does not snow in Matherville?
Does it snow in Matherville in May?
What is the average length of the day in May in Matherville?
What time are sunrise and sunset in May in Matherville?
How many hours of sunshine does Matherville have in May?
How high is the UV index in May in Matherville?
Average temperature in May
Matherville, IL
- Average high temperature in May: 70.7°F
The warmest month (with the highest average high temperature) is July (81.5°F).
The month with the lowest average high temperature is January (28.8°F).
- Average low temperature in May: 53.8°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 (16.9°F).
Average pressure in May
Matherville, IL
- Average pressure in May: 29.94"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).
Average wind speed in May
Matherville, IL
- Average wind speed in May: 9mph
The windiest month (with the highest average wind speed) is April (10.6mph).
The calmest months (with the lowest average wind speed) are July and August (6.8mph).
Average humidity in May
Matherville, IL
- Average humidity in May: 78%
The month with the highest relative humidity is July (84%).
The month with the lowest relative humidity is October (71%).
Average rainfall in May
Matherville, IL
- Average rainfall in May: 2.76"
The wettest month (with the highest rainfall) is May (2.76").
The driest month (with the least rainfall) is December (0.67").
Average rainfall days in May
Matherville, IL
- Average rainfall days in May: 16.8 days
The month with the highest number of rainy days is May (16.8 days).
The month with the least rainy days is January (4.1 days).
Average snowfall in May
Matherville, IL
- Average snowfall in May: 0"
The month with the highest snowfall is January (2.4").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in May
Matherville, IL
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is January (7.8 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
Matherville, 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 July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).
Average sunshine days in May
Matherville, IL
- Average sunshine days in May: 12.1 days
The month with the most sunshine days is January (20.3 days).
The month with the least sunshine days is May (12.1 days).
Average UV index in May
Matherville, 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
Matherville, IL
- Average cloud cover in May: 41
The month with the most cloud cover is January (Cloud cover 56).
The months with the least cloud cover are August and September (Cloud cover 29).
Average visibility in May
Matherville, IL
- Average visibility in May: 6mi
The months with the highest visibility are January, February, March, April, May, June, August, September, October, November and December (6mi).
The month with the lowest visibility is July (5mi).
Matherville, Illinois, USA
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