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 transition to April introduces an increase in the average high-temperature, shifting from a frosty 49.3°F (9.6°C) in March to a comfortable 61.3°F (16.3°C). During the nights in April, South Pekin experiences a consistent average temperature of 44.2°F (6.8°C).Humidity
The average relative humidity in April is 74%.Rainfall
In April, the rain falls for 16.2 days. Throughout April, 3.46" (88mm) of precipitation is accumulated. Throughout the year, there are 153.3 rainfall days, and 29.61" (752mm) of precipitation is accumulated.Snowfall
January through April, October through December are months with snowfall. April is the last month it regularly snows. During 1.2 snowfall days, in April, South Pekin aggregates 0.75" (19mm) of snow. In South Pekin, during the entire year, snow falls for 32.9 days and aggregates up to 12.24" (311mm) of snow.Daylight
The average length of the day in April is 13h and 19min.On the first day of April, sunrise is at 6:40 am and sunset at 7:23 pm. On the last day of the month, sunrise is at 5:57 am and sunset at 7:53 pm CDT.
Sunshine
In April, the average sunshine is 8.2h.UV index
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 radiation for average individuals.Note: The maximum UV index of 4 during April translates into these guidelines:
Ensure safety - Imperative it is to shield skin and eyes from damage. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses. Notice! The UV radiation of the Sun can be intensified nearly twofold due to the reflective quality of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average April temperature?
What is the average humidity in April?
How much does it rain in April?
What is the last month it snows?
How many hours of daylight does South Pekin have in April?
When is the sunrise / sunset in April?
How long on average sun shines in April?
What is the UV index reading in April?
Average temperature in April
South Pekin, IL
- Average high temperature in April: 61.3°F
The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (31.3°F).
- Average low temperature in April: 44.2°F
The month with the highest average low temperature is July (65.3°F).
The coldest month (with the lowest average low temperature) is January (19°F).
Average pressure in April
South Pekin, IL
- Average pressure in April: 29.94"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in April
South Pekin, IL
- Average wind speed in April: 10.6mph
The windiest month (with the highest average wind speed) is April (10.6mph).
The calmest month (with the lowest average wind speed) is August (6.5mph).
Average humidity in April
South Pekin, IL
- Average humidity in April: 74%
The month with the highest relative humidity is July (84%).
The month with the lowest relative humidity is October (71%).
Average rainfall in April
South Pekin, IL
- Average rainfall in April: 3.46"
The wettest month (with the highest rainfall) is May (4.09").
The driest month (with the least rainfall) is December (1.54").
Average rainfall days in April
South Pekin, IL
- Average rainfall days in April: 16.2 days
The month with the highest number of rainy days is May (18.5 days).
The month with the least rainy days is February (6.3 days).
Average snowfall in April
South Pekin, IL
- Average snowfall in April: 0.75"
The month with the highest snowfall is January (3.86").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in April
South Pekin, IL
- Average snowfall days in April: 1.2 days
The month with the highest number of snowfall days is January (10.6 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
South Pekin, 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 18min).
- Average sunshine in April: 8h and 1min
The month with the most sunshine is June (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).
Average sunshine days in April
South Pekin, IL
- Average sunshine days in April: 11.4 days
The month with the most sunshine days is November (17.9 days).
The month with the least sunshine days is June (10 days).
Average UV index in April
South Pekin, IL
- Average UV index in April: 4
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in April
South Pekin, IL
- Average cloud cover in April: 45
The month with the most cloud cover is January (Cloud cover 57).
The months with the least cloud cover are August and September (Cloud cover 30).
Average visibility in April
South Pekin, 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).
South Pekin, Illinois, USA
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