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 indicates a change in the average high-temperature, moving up from a comfortable 64.6°F (18.1°C) in April to a moderately hot 74.5°F (23.6°C). In Keyesport, May nights witness a steady temperature drop to a refreshing 57.7°F (14.3°C).Humidity
The months with the highest humidity are May, July and August, with an average relative humidity of 80%.Rainfall
In May, the rain falls for 14.5 days. Throughout May, 1.85" (47mm) of precipitation is accumulated. Throughout the year, in Keyesport, Illinois, there are 120.1 rainfall days, and 15.55" (395mm) of precipitation is accumulated.Snowfall
In Keyesport, snow does not fall in April through October.Daylight
In Keyesport, the average length of the day in May is 14h and 18min.On the first day of May in Keyesport, Illinois, sunrise is at 5:58 am and sunset at 7:49 pm. On the last day of the month, sunrise is at 5:34 am and sunset at 8:15 pm CDT.
Sunshine
In May, the average sunshine in Keyesport is 9.3h.UV index
The months with the highest UV index in Keyesport are May through August, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health hazard from unprotected exposure to Sun's UV rays for the average person.Note: An average UV index of 6 in May transforms into this advice:
Refrain from overexposure. Fair-skinned individuals could burn in under 20 minutes. Try to minimize direct Sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation. Also note that objects like parasols or canopies might not provide complete sun protection. Stay sun-safe with clothing that is both closely woven and worn loosely.
Frequently asked questions
What is the average May temperature in Keyesport?
What are the most humid months in Keyesport?
What is the average humidity in May in Keyesport?
How much does it rain in Keyesport in May?
When it does not snow in Keyesport?
What is the average length of the day in May in Keyesport?
What time are sunrise and sunset in May in Keyesport?
How many hours of sunshine does Keyesport have in May?
When is the highest UV index in Keyesport?
What is the UV index reading in May in Keyesport?
Average temperature in May
Keyesport, IL
- Average high temperature in May: 74.5°F
The warmest month (with the highest average high temperature) is July (84.9°F).
The month with the lowest average high temperature is January (37°F).
- Average low temperature in May: 57.7°F
The month with the highest average low temperature is July (67.6°F).
The coldest month (with the lowest average low temperature) is January (24.4°F).
Average pressure in May
Keyesport, IL
- Average pressure in May: 29.96"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in May
Keyesport, IL
- Average wind speed in May: 7.8mph
The windiest months (with the highest average wind speed) are January and February (9.8mph).
The calmest month (with the lowest average wind speed) is July (5.7mph).
Average humidity in May
Keyesport, IL
- Average humidity in May: 80%
The months with the highest relative humidity are May, July and August (80%).
The month with the lowest relative humidity is October (71%).
Average rainfall in May
Keyesport, IL
- Average rainfall in May: 1.85"
The wettest month (with the highest rainfall) is June (2.01").
The driest month (with the least rainfall) is February (0.71").
Average rainfall days in May
Keyesport, IL
- Average rainfall days in May: 14.5 days
The month with the highest number of rainy days is May (14.5 days).
The month with the least rainy days is January (5.8 days).
Average snowfall in May
Keyesport, IL
- Average snowfall in May: 0"
The month with the highest snowfall is February (0.71").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in May
Keyesport, IL
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is January (5.3 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
Keyesport, IL
- Average daylight in May: 14h and 2min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in May: 9h and 2min
The month with the most sunshine is June (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 4h and 30min).
Average sunshine days in May
Keyesport, IL
- Average sunshine days in May: 14.1 days
The month with the most sunshine days is December (22.5 days).
The month with the least sunshine days is June (13.8 days).
Average UV index in May
Keyesport, IL
- Average UV index in May: 6
The months with the highest UV index are May, 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
Keyesport, IL
- Average cloud cover in May: 38
The month with the most cloud cover is January (Cloud cover 51).
The months with the least cloud cover are June, July and August (Cloud cover 28).
Average visibility in May
Keyesport, 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).
Keyesport, Illinois, USA
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