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 May begins in Oak Park, there is an increase in the average high-temperature, moving from a cool 53.2°F (11.8°C) in April to a comfortable 64.4°F (18°C). The average low-temperature of 51.4°F (10.8°C) is witnessed during May.Humidity
The average relative humidity in May in Oak Park is 77%.Rainfall
May is the month with the most rainfall in Oak Park. Rain falls for 18.8 days and accumulates 4.49" (114mm) of precipitation.Snowfall
Months with snowfall in Oak Park are January through May, October through December. May is the last month it regularly snows in Oak Park. During 0.1 snowfall days, in May, Oak Park aggregates 0.08" (2mm) of snow. In Oak Park, during the entire year, snow falls for 40.3 days and aggregates up to 16.81" (427mm) of snow.Daylight
In Oak Park, the average length of the day in May is 14h and 34min.On the first day of May in Oak Park, sunrise is at 5:46 am and sunset at 7:50 pm. On the last day of the month, sunrise is at 5:18 am and sunset at 8:19 pm CDT.
Sunshine
In Oak Park, the average sunshine in May is 8.7h.UV index
The average daily maximum UV index in May in Oak Park is 5. A UV Index estimate of 3 to 5 represents a moderate threat to health from unsafe exposure to UV radiation for ordinary individuals.Note: The average daily UV index of 5 in May transforms into the following instructions:
Safety measures are advised. Light-skinned individuals may experience burns in under half an hour. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes. Beware! Reflection from snow can magnify the Sun's UV radiation nearly twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Oak Park in May?
What is the average humidity in May in Oak Park?
What is the wettest month in Oak Park?
How many days does it rain in May in Oak Park?
What is the last month it snows in Oak Park?
What is the average length of the day in May in Oak Park?
When is the sunrise / sunset in May in Oak Park?
How many hours of sunshine does Oak Park have in May?
How high is the UV index in May in Oak Park?
Average temperature in May
Oak Park, IL
- Average high temperature in May: 64.4°F
The warmest month (with the highest average high temperature) is July (79.7°F).
The month with the lowest average high temperature is January (28.9°F).
- Average low temperature in May: 51.4°F
The month with the highest average low temperature is July (67.5°F).
The coldest month (with the lowest average low temperature) is January (19.4°F).
Average pressure in May
Oak Park, IL
- Average pressure in May: 29.96"Hg
The month with the highest atmospheric pressure is January (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in May
Oak Park, IL
- Average wind speed in May: 8.7mph
The windiest month (with the highest average wind speed) is January (11.1mph).
The calmest months (with the lowest average wind speed) are July and August (7mph).
Average humidity in May
Oak Park, IL
- Average humidity in May: 77%
The month with the highest relative humidity is January (82%).
The month with the lowest relative humidity is October (72%).
Average rainfall in May
Oak Park, IL
- Average rainfall in May: 4.49"
The wettest month (with the highest rainfall) is May (4.49").
The driest month (with the least rainfall) is December (1.57").
Average rainfall days in May
Oak Park, IL
- Average rainfall days in May: 18.8 days
The month with the highest number of rainy days is May (18.8 days).
The month with the least rainy days is February (5.1 days).
Average snowfall in May
Oak Park, IL
- Average snowfall in May: 0.08"
The month with the highest snowfall is February (4.69").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
Oak Park, IL
- Average snowfall days in May: 0.1 days
The month with the highest number of snowfall days is January (10.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Oak Park, 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 12min).
- Average sunshine in May: 8h and 4min
The month with the most sunshine is August (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).
Average sunshine days in May
Oak Park, IL
- Average sunshine days in May: 10.4 days
The month with the most sunshine days is December (16.7 days).
The month with the least sunshine days is July (9.9 days).
Average UV index in May
Oak Park, 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 and December (UV index 1).
Average cloud cover in May
Oak Park, IL
- Average cloud cover in May: 41
The month with the most cloud cover is January (Cloud cover 61).
The month with the least cloud cover is August (Cloud cover 27).
Average visibility in May
Oak Park, 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).
Oak Park, Illinois, USA
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