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
With the onset of May, Pearl's average high-temperature sees a rise, moving from April's enjoyable 63.7°F (17.6°C) to an agreeable 73.2°F (22.9°C). Pearl's average low-temperature is measured at a mild 56.1°F (13.4°C) during May.Humidity
In May, the average relative humidity is 79%.Rainfall
In May, the rain falls for 15.8 days. Throughout May, 2.05" (52mm) of precipitation is accumulated. In Pearl, during the entire year, the rain falls for 127.3 days and collects up to 17.24" (438mm) of precipitation.Snowfall
In Pearl, snow does not fall in May through October.Daylight
The average length of the day in May is 14h and 22min.On the first day of May, sunrise is at 6:02 am and sunset at 7:56 pm. On the last day of the month, sunrise is at 5:37 am and sunset at 8:23 pm CDT.
Sunshine
In May, the average sunshine in Pearl is 9.1h.UV index
In Pearl, Illinois, the average daily maximum UV index in May is 5. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for the average person.Note: The UV index of 5 during May translates into the following guidance:
Preventative actions are necessary - Suggestions to safeguard against sun damage are in order. Avoid the Sun's strongest UV rays by seeking shade and limiting exposure during midday. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes.
Frequently asked questions
What are the temperatures in Pearl in May?
What is the average humidity in May in Pearl?
How much does it rain in Pearl in May?
When it does not snow in Pearl?
Does it snow in Pearl in May?
What is the average length of the day in May in Pearl?
When is the sunrise / sunset in May in Pearl?
How long on average sun shines in May in Pearl?
What is the UV index intensity in May in Pearl?
Average temperature in May
Pearl, IL
- Average high temperature in May: 73.2°F
The warmest month (with the highest average high temperature) is July (84.2°F).
The month with the lowest average high temperature is January (34.3°F).
- Average low temperature in May: 56.1°F
The month with the highest average low temperature is July (67.1°F).
The coldest month (with the lowest average low temperature) is January (21.9°F).
Average pressure in May
Pearl, IL
- Average pressure in May: 29.95"Hg
The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in May
Pearl, IL
- Average wind speed in May: 7.9mph
The windiest months (with the highest average wind speed) are January, February and April (9.8mph).
The calmest month (with the lowest average wind speed) is July (5.9mph).
Average humidity in May
Pearl, IL
- Average humidity in May: 79%
The month with the highest relative humidity is July (81%).
The month with the lowest relative humidity is October (71%).
Average rainfall in May
Pearl, IL
- Average rainfall in May: 2.05"
The wettest month (with the highest rainfall) is June (2.44").
The driest months (with the least rainfall) are January and November (0.83").
Average rainfall days in May
Pearl, IL
- Average rainfall days in May: 15.8 days
The month with the highest number of rainy days is May (15.8 days).
The month with the least rainy days is January (5.5 days).
Average snowfall in May
Pearl, IL
- Average snowfall in May: 0"
The month with the highest snowfall is February (1.69").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in May
Pearl, IL
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is January (7.2 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
Pearl, 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 12min).
The month with the least sunshine is January (Average sunshine: 4h and 24min).
Average sunshine days in May
Pearl, IL
- Average sunshine days in May: 12.5 days
The month with the most sunshine days is December (20.6 days).
The month with the least sunshine days is July (12.3 days).
Average UV index in May
Pearl, 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
Pearl, IL
- Average cloud cover in May: 38
The month with the most cloud cover is January (Cloud cover 53).
The month with the least cloud cover is September (Cloud cover 29).
Average visibility in May
Pearl, 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).
Pearl, Illinois, USA
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