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 coincides with a rise in the average high-temperature, moving from April's comfortable 65.7°F (18.7°C) to a warm 75°F (23.9°C). An average low-temperature of 57.7°F (14.3°C) is recorded in the month of May.Humidity
The most humid month is May, with an average relative humidity of 79%.Rainfall
The month with the most rainfall is May, when the rain falls for 15.4 days and typically aggregates up to 3.19" (81mm) of precipitation.Snowfall
In Valmeyer, snow does not fall in April through August and October.Daylight
The average length of the day in May is 14h and 16min.On the first day of May, sunrise is at 6:03 am and sunset at 7:52 pm. On the last day of the month, sunrise is at 5:39 am and sunset at 8:18 pm CDT.
Sunshine
In Valmeyer, the average sunshine in May is 9.5h.UV index
The months with the highest UV index in Valmeyer are May through August, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV radiation for average individuals.Note: In May, the maximum UV index of 6 transforms into these recommendations:
Stick with precautions and abide by sun safety procedures. Evading sunburn is essential. Avoid direct Sun exposure from 10 a.m. to 4 p.m., a period when UV radiation is most intense, and remember that not all shade structures provide full protection. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat.
Frequently asked questions
What are May temperatures in Valmeyer?
What is the most humid month in Valmeyer?
What is the average humidity in May in Valmeyer?
What is the wettest month in Valmeyer?
How many days does it rain in May in Valmeyer?
When it does not snow in Valmeyer?
What is the average length of the day in May in Valmeyer?
When is the sunrise / sunset in May in Valmeyer?
How long on average sun shines in May in Valmeyer?
What are the months with the highest UV index in Valmeyer?
How high is the UV index in May in Valmeyer?
Average temperature in May
Valmeyer, IL
- Average high temperature in May: 75°F
The warmest month (with the highest average high temperature) is July (87.3°F).
The month with the lowest average high temperature is January (38.3°F).
- Average low temperature in May: 57.7°F
The month with the highest average low temperature is July (68.7°F).
The coldest month (with the lowest average low temperature) is January (25.2°F).
Average pressure in May
Valmeyer, 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 (29.92"Hg).
Average wind speed in May
Valmeyer, IL
- Average wind speed in May: 7.2mph
The windiest month (with the highest average wind speed) is January (9.3mph).
The calmest months (with the lowest average wind speed) are July and August (5.5mph).
Average humidity in May
Valmeyer, IL
- Average humidity in May: 79%
The month with the highest relative humidity is May (79%).
The month with the lowest relative humidity is October (71%).
Average rainfall in May
Valmeyer, IL
- Average rainfall in May: 3.19"
The wettest month (with the highest rainfall) is May (3.19").
The driest months (with the least rainfall) are February and November (1.34").
Average rainfall days in May
Valmeyer, IL
- Average rainfall days in May: 15.4 days
The month with the highest number of rainy days is July (16.2 days).
The month with the least rainy days is January (6.3 days).
Average snowfall in May
Valmeyer, IL
- Average snowfall in May: 0"
The month with the highest snowfall is January (1.89").
The months with the least snowfall are April, May, June, July, August and October (0").
Average snowfall days in May
Valmeyer, IL
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is January (6.3 days).
The months with the least snowfall days are May, June, July, August and October (0 days).
Average daylight in May /
Average sunshine in May
Valmeyer, 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 36min).
- Average sunshine in May: 9h and 3min
The months with the most sunshine are June and July (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 4h and 42min).
Average sunshine days in May
Valmeyer, IL
- Average sunshine days in May: 13.3 days
The month with the most sunshine days is January (20.6 days).
The month with the least sunshine days is July (12.5 days).
Average UV index in May
Valmeyer, 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 and December (UV index 2).
Average cloud cover in May
Valmeyer, IL
- Average cloud cover in May: 36
The month with the most cloud cover is January (Cloud cover 49).
The months with the least cloud cover are June and August (Cloud cover 27).
Average visibility in May
Valmeyer, 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).
Valmeyer, Illinois, USA
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