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 commencement of April sees a shift in the average high-temperature, moving from a frosty 48.7°F (9.3°C) in March to a mild 60.4°F (15.8°C). An average low-temperature of 44.4°F (6.9°C) is observed during the April nights.Humidity
The average relative humidity in April is 74%.Rainfall
In Roberts, Illinois, in April, during 14.2 rainfall days, 2.52" (64mm) of precipitation is typically accumulated. Throughout the year, there are 139.8 rainfall days, and 22.05" (560mm) of precipitation is accumulated.Snowfall
January through April, November and December are months with snowfall in Roberts. April is the last month it regularly snows in Roberts. During 0.6 snowfall days, in April, Roberts aggregates 0.12" (3mm) of snow. In Roberts, during the entire year, snow falls for 29.9 days and aggregates up to 9.09" (231mm) of snow.Daylight
In April, the average length of the day in Roberts is 13h and 19min.On the first day of the month, sunrise is at 6:34 am and sunset at 7:17 pm. On the last day of April, sunrise is at 5:51 am and sunset at 7:48 pm CDT.
Sunshine
In April, the average sunshine is 7.7h.UV index
The average daily maximum UV index in April in Roberts is 3. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for average individuals.Note: A daily high UV index of 3 in April leads to these guidelines:
Ensure safety - Sun damage prevention is strongly urged. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear. Take into account! The reflection from snow can nearly double the Sun's UV radiation intensity.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Roberts in April?
What is the average humidity in April in Roberts?
How many days does it rain in April in Roberts?
What is the last month it snows in Roberts?
What is the average length of the day in April in Roberts?
When are sunrise and sunset in April in Roberts?
How many hours of sunshine does Roberts have in April?
How high is the UV index in April in Roberts?
Average temperature in April
Roberts, IL
- Average high temperature in April: 60.4°F
The warmest month (with the highest average high temperature) is July (80.8°F).
The month with the lowest average high temperature is January (31.5°F).
- Average low temperature in April: 44.4°F
The month with the highest average low temperature is July (64.6°F).
The coldest month (with the lowest average low temperature) is January (19.8°F).
Average pressure in April
Roberts, 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 (29.92"Hg).
Average wind speed in April
Roberts, 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 (6.5mph).
Average humidity in April
Roberts, IL
- Average humidity in April: 74%
The month with the highest relative humidity is July (85%).
The month with the lowest relative humidity is October (71%).
Average rainfall in April
Roberts, IL
- Average rainfall in April: 2.52"
The wettest month (with the highest rainfall) is May (2.91").
The driest months (with the least rainfall) are February and December (1.14").
Average rainfall days in April
Roberts, IL
- Average rainfall days in April: 14.2 days
The month with the highest number of rainy days is May (17.4 days).
The month with the least rainy days is January (5.8 days).
Average snowfall in April
Roberts, IL
- Average snowfall in April: 0.12"
The month with the highest snowfall is January (2.83").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in April
Roberts, IL
- Average snowfall days in April: 0.6 days
The month with the highest number of snowfall days is January (10.4 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
Roberts, 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: 7h and 4min
The month with the most sunshine is June (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).
Average sunshine days in April
Roberts, IL
- Average sunshine days in April: 13.4 days
The month with the most sunshine days is November (19.4 days).
The month with the least sunshine days is July (10.6 days).
Average UV index in April
Roberts, IL
- Average UV index in April: 3
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
Roberts, IL
- Average cloud cover in April: 48
The month with the most cloud cover is January (Cloud cover 60).
The months with the least cloud cover are August and September (Cloud cover 33).
Average visibility in April
Roberts, 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).
Roberts, Illinois, USA
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