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
April's arrival signals an increase in average high-temperatures, moving from March's fresh 51.3°F (10.7°C) to a comfortable 62.6°F (17°C). In the month of April, the average low-temperature in Shelbyville usually rests at a frosty 46.4°F (8°C).Humidity
In April, the average relative humidity is 76%.Rainfall
In Shelbyville, in April, during 13.1 rainfall days, 1.3" (33mm) of precipitation is typically accumulated. In Shelbyville, during the entire year, the rain falls for 116.5 days and collects up to 11.54" (293mm) of precipitation.Snowfall
April through October are months without snowfall.Daylight
In Shelbyville, Illinois, the average length of the day in April is 13h and 16min.On the first day of April in Shelbyville, sunrise is at 6:38 am and sunset at 7:19 pm. On the last day of the month, sunrise is at 5:56 am and sunset at 7:48 pm CDT.
Sunshine
In April, the average sunshine is 8h.UV index
In April, the average daily maximum UV index is 4. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for average individuals.Note: The maximum UV index of 4 during April translates into these guidelines:
Preventative actions are necessary - The mandate to avoid skin and eye damage is in place. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses. Be alert to the fact! The reflection from snow can nearly double the UV radiation of the Sun.
Frequently asked questions
What is the usual temperature for Shelbyville in April?
What is the average humidity in April in Shelbyville?
How much does it rain in Shelbyville in April?
When it does not snow in Shelbyville?
Does it snow in Shelbyville in April?
How many hours of daylight does Shelbyville have in April?
When are sunrise and sunset in April in Shelbyville?
How many hours of sunshine does Shelbyville have in April?
What is the UV index reading in April in Shelbyville?
Average temperature in April
Shelbyville, IL
- Average high temperature in April: 62.6°F
The warmest month (with the highest average high temperature) is July (82.8°F).
The month with the lowest average high temperature is January (34.3°F).
- Average low temperature in April: 46.4°F
The month with the highest average low temperature is July (66.2°F).
The coldest month (with the lowest average low temperature) is January (21.9°F).
Average pressure in April
Shelbyville, 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
Shelbyville, IL
- Average wind speed in April: 10.4mph
The windiest month (with the highest average wind speed) is January (10.7mph).
The calmest months (with the lowest average wind speed) are July and August (6.2mph).
Average humidity in April
Shelbyville, IL
- Average humidity in April: 76%
The month with the highest relative humidity is July (83%).
The month with the lowest relative humidity is October (70%).
Average rainfall in April
Shelbyville, IL
- Average rainfall in April: 1.3"
The wettest month (with the highest rainfall) is June (1.46").
The driest month (with the least rainfall) is February (0.55").
Average rainfall days in April
Shelbyville, IL
- Average rainfall days in April: 13.1 days
The month with the highest number of rainy days is May (14.3 days).
The month with the least rainy days is February (4.9 days).
Average snowfall in April
Shelbyville, IL
- Average snowfall in April: 0"
The month with the highest snowfall is February (0.83").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in April
Shelbyville, IL
- Average snowfall days in April: 0.2 days
The month with the highest number of snowfall days is February (5.9 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in April /
Average sunshine in April
Shelbyville, 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 0min
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
Shelbyville, IL
- Average sunshine days in April: 15.8 days
The month with the most sunshine days is December (22.1 days).
The month with the least sunshine days is June (13.5 days).
Average UV index in April
Shelbyville, 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
Shelbyville, IL
- Average cloud cover in April: 45
The months with the most cloud cover are January and February (Cloud cover 55).
The months with the least cloud cover are June and September (Cloud cover 30).
Average visibility in April
Shelbyville, IL
- Average visibility in April: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, September, October, November and December (6mi).
The month with the lowest visibility is August (5mi).
Shelbyville, Illinois, USA
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