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
In April, the meteorological conditions change with the average high-temperature moving from a cool 50.4°F (10.2°C) in March to an enjoyable 62.2°F (16.8°C). Throughout the month of April, Oakland witnesses an average low-temperature of 46°F (7.8°C).Humidity
The average relative humidity in April is 75%.Rainfall
The month with the most rainfall in Oakland is April, when the rain falls for 15.6 days and typically aggregates up to 3.15" (80mm) of precipitation.Snowfall
Months with snowfall are January through April, October through December. April is the last month it regularly snows. During 0.5 snowfall days, in April, Oakland aggregates 0.04" (1mm) of snow. In Oakland, during the entire year, snow falls for 28.3 days and aggregates up to 7.72" (196mm) of snow.Daylight
In April, the average length of the day is 13h and 17min.On the first day of the month, sunrise is at 6:34 am and sunset at 7:16 pm. On the last day of April, sunrise is at 5:52 am and sunset at 7:45 pm CDT.
Sunshine
In April, the average sunshine is 8.2h.UV index
In Oakland, the average daily maximum UV index in April is 4. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for the ordinary person.Note: In April, an average UV index of 4 transforms into the following instructions:
Guard yourself - An obligation to protect skin and eyes from harm exists. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage. 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 are April temperatures?
What is the average humidity in April?
What is the wettest month?
How many days does it rain in April?
What is the last month it snows?
How many hours of daylight does Oakland have in April?
When are sunrise and sunset in April?
How many hours of sunshine does Oakland have in April?
How high is the UV index in April?
Average temperature in April
Oakland, IL
- Average high temperature in April: 62.2°F
The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (33.4°F).
- Average low temperature in April: 46°F
The month with the highest average low temperature is July (65.8°F).
The coldest month (with the lowest average low temperature) is January (21.6°F).
Average pressure in April
Oakland, IL
- Average pressure in April: 29.95"Hg
The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in April
Oakland, IL
- Average wind speed in April: 10.4mph
The windiest months (with the highest average wind speed) are January and February (10.7mph).
The calmest month (with the lowest average wind speed) is July (6.2mph).
Average humidity in April
Oakland, 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
Oakland, IL
- Average rainfall in April: 3.15"
The wettest month (with the highest rainfall) is April (3.15").
The driest month (with the least rainfall) is February (1.38").
Average rainfall days in April
Oakland, IL
- Average rainfall days in April: 15.6 days
The month with the highest number of rainy days is May (17.5 days).
The month with the least rainy days is February (7.5 days).
Average snowfall in April
Oakland, IL
- Average snowfall in April: 0.04"
The month with the highest snowfall is February (2.17").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in April
Oakland, IL
- Average snowfall days in April: 0.5 days
The month with the highest number of snowfall days is January (8.5 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
Oakland, IL
- Average daylight in April: 13h 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 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
Oakland, IL
- Average sunshine days in April: 12.3 days
The months with the most sunshine days are October and November (17.5 days).
The month with the least sunshine days is May (10.5 days).
Average UV index in April
Oakland, 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
Oakland, IL
- Average cloud cover in April: 44
The month with the most cloud cover is January (Cloud cover 56).
The month with the least cloud cover is June (Cloud cover 30).
Average visibility in April
Oakland, 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).
Oakland, Illinois, USA
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