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 start of April signals an increase in the average high-temperature, moving from a fresh 55.2°F (12.9°C) in March to a refreshing 66.4°F (19.1°C). During April, Thompsonville experiences an average low-temperature of 48.7°F (9.3°C) at night.Humidity
The average relative humidity in April in Thompsonville is 77%.Rainfall
The month with the most rainfall in Thompsonville, Illinois, is April, when the rain falls for 16.6 days and typically aggregates up to 4.92" (125mm) of precipitation.Snowfall
January through April, October through December are months with snowfall. April is the last month it regularly snows. During 0.5 snowfall days, in April, Thompsonville aggregates 0.12" (3mm) of snow. Throughout the year, there are 19.8 snowfall days, and 6.57" (167mm) of snow is accumulated.Daylight
The average length of the day in April in Thompsonville is 13h and 13min.On the first day of April in Thompsonville, sunrise is at 6:38 am and sunset at 7:18 pm. On the last day of the month, sunrise is at 5:59 am and sunset at 7:45 pm CDT.
Sunshine
In April, the average sunshine is 8.6h.UV index
The average daily maximum UV index in April in Thompsonville, Illinois, is 5. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for ordinary individuals.Note: In April, the maximum UV index of 5 translates into these guidelines:
Take heed. Individuals of lighter complexion can be burned in less than half an hour. To guard against the harmful effects of the Sun, minimize exposure during midday. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades. Take heed! Reflection from the snow can almost amplify the Sun's UV radiation by double.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are April temperatures in Thompsonville?
What is the average humidity in April in Thompsonville?
What is the wettest month in Thompsonville?
How many days does it rain in April in Thompsonville?
What is the last month it snows in Thompsonville?
How many hours of daylight does Thompsonville have in April?
What time are sunrise and sunset in April in Thompsonville?
How many hours of sunshine does Thompsonville have in April?
What is the UV index reading in April in Thompsonville?
Average temperature in April
Thompsonville, IL
- Average high temperature in April: 66.4°F
The warmest month (with the highest average high temperature) is July (87.3°F).
The month with the lowest average high temperature is January (39°F).
- Average low temperature in April: 48.7°F
The month with the highest average low temperature is July (68.5°F).
The coldest month (with the lowest average low temperature) is January (26.1°F).
Average pressure in April
Thompsonville, IL
- Average pressure in April: 29.96"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in April
Thompsonville, IL
- Average wind speed in April: 9.4mph
The windiest months (with the highest average wind speed) are January and February (9.6mph).
The calmest months (with the lowest average wind speed) are July and August (5.8mph).
Average humidity in April
Thompsonville, IL
- Average humidity in April: 77%
The month with the highest relative humidity is May (79%).
The month with the lowest relative humidity is October (70%).
Average rainfall in April
Thompsonville, IL
- Average rainfall in April: 4.92"
The wettest month (with the highest rainfall) is April (4.92").
The driest month (with the least rainfall) is September (1.97").
Average rainfall days in April
Thompsonville, IL
- Average rainfall days in April: 16.6 days
The month with the highest number of rainy days is May (18.5 days).
The month with the least rainy days is January (9.7 days).
Average snowfall in April
Thompsonville, IL
- Average snowfall in April: 0.12"
The month with the highest snowfall is February (1.93").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in April
Thompsonville, IL
- Average snowfall days in April: 0.5 days
The month with the highest number of snowfall days is January (6.1 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
Thompsonville, IL
- Average daylight in April: 13h and 1min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in April: 8h and 4min
The months with the most sunshine are June and July (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 4h and 36min).
Average sunshine days in April
Thompsonville, IL
- Average sunshine days in April: 11.4 days
The month with the most sunshine days is October (17.6 days).
The month with the least sunshine days is June (9.9 days).
Average UV index in April
Thompsonville, IL
- Average UV index in April: 5
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February and December (UV index 2).
Average cloud cover in April
Thompsonville, IL
- Average cloud cover in April: 41
The month with the most cloud cover is February (Cloud cover 51).
The month with the least cloud cover is June (Cloud cover 28).
Average visibility in April
Thompsonville, IL
- Average visibility in April: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Thompsonville, Illinois, USA
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