Contents
- Weather in April
- Frequently asked questions
- Average temperature in April
- Average pressure in April
- Average wind speed in April
- Average humidity in April
- Average rainfall in April
- Average rainfall days in April
- Average snowfall in April
- Average snowfall days in April
- Average daylight in April
- Average sunshine in April
- Average sunshine days in April
- Average UV index in April
- Average cloud cover in April
- Average visibility in April
Weather in April
Temperature
The onset of April brings a rise in the average high-temperature, elevating from a cool 50°F (10°C) in March to an enjoyable 61.5°F (16.4°C). During April nights, Oakley witnesses a consistent average temperature of 46°F (7.8°C).Humidity
In April, the average relative humidity is 75%.Rainfall
The month with the most rainfall in Oakley is April, when the rain falls for 15.1 days and typically aggregates up to 2.95" (75mm) of precipitation.Snowfall
Months with snowfall in Oakley, Illinois, are January through April, November and December. April is the last month it regularly snows. During 0.8 snowfall days, in April, Oakley aggregates 0.28" (7mm) of snow. In Oakley, during the entire year, snow falls for 29.3 days and aggregates up to 8.78" (223mm) of snow.Daylight
In April, the average length of the day in Oakley is 13h and 17min.On the first day of the month, sunrise is at 6:37 am and sunset at 7:19 pm. On the last day of April, sunrise is at 5:55 am and sunset at 7:49 pm CDT.
Sunshine
In April, the average sunshine is 8.2h.UV index
The average daily maximum UV index in April in Oakley is 4. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for ordinary individuals.Note: A maximum daily UV index of 4 during April morphs into the following directions:
Be careful. Light complexion individuals might get burns in fewer than 30 minutes. To protect against the Sun's most potent rays, avoid direct exposure around midday. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays. Be attentive! The reflective property of snow can nearly double the Sun's UV radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Oakley in April?
What is the average humidity in April in Oakley?
What is the wettest month in Oakley?
How many days does it rain in April in Oakley?
What is the last month it snows in Oakley?
What is the average length of the day in April in Oakley?
What time are sunrise and sunset in April in Oakley?
How many hours of sunshine does Oakley have in April?
What is the UV index reading in April in Oakley?
Average temperature in April
Oakley, IL
- Average high temperature in April: 61.5°F
The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (32.5°F).
- Average low temperature in April: 46°F
The month with the highest average low temperature is July (65.5°F).
The coldest month (with the lowest average low temperature) is January (20.8°F).
Average pressure in April
Oakley, IL
- Average pressure in April: 29.94"Hg
The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in April
Oakley, IL
- Average wind speed in April: 10.6mph
The windiest month (with the highest average wind speed) is January (10.8mph).
The calmest months (with the lowest average wind speed) are July and August (6.3mph).
Average humidity in April
Oakley, IL
- Average humidity in April: 75%
The month with the highest relative humidity is July (84%).
The month with the lowest relative humidity is October (70%).
Average rainfall in April
Oakley, IL
- Average rainfall in April: 2.95"
The wettest month (with the highest rainfall) is April (2.95").
The driest month (with the least rainfall) is December (1.38").
Average rainfall days in April
Oakley, IL
- Average rainfall days in April: 15.1 days
The month with the highest number of rainy days is May (17.5 days).
The month with the least rainy days is January (7 days).
Average snowfall in April
Oakley, IL
- Average snowfall in April: 0.28"
The month with the highest snowfall is January (2.72").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in April
Oakley, IL
- Average snowfall days in April: 0.8 days
The month with the highest number of snowfall days is January (9.3 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Oakley, IL
- Average daylight in April: 13h and 2min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in April: 8h and 1min
The month with the most sunshine is June (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).
Average sunshine days in April
Oakley, IL
- Average sunshine days in April: 12.9 days
The month with the most sunshine days is November (18.6 days).
The month with the least sunshine days is July (10.3 days).
Average UV index in April
Oakley, IL
- Average UV index in April: 4
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 April
Oakley, IL
- Average cloud cover in April: 44
The month with the most cloud cover is January (Cloud cover 56).
The months with the least cloud cover are June and September (Cloud cover 30).
Average visibility in April
Oakley, IL
- Average visibility in April: 6mi
The months with the highest visibility are January, February, March, April, May, June, September, October, November and December (6mi).
The months with the lowest visibility are July and August (5mi).
Oakley, Illinois, USA
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