April weather forecastBasco, IL
April
Weather in April
April in Basco, Illinois, is a comfortable spring month, with an average temperature ranging between max 61.5°F (16.4°C) and min 44.2°F (6.8°C).Temperature
The shift from March to April brings an increase in the average high-temperature, moving from a frosty 49.6°F (9.8°C) to a refreshing 61.5°F (16.4°C). Nighttime temperature dips to a mean of 44.2°F (6.8°C) during April.Humidity
In Basco, the average relative humidity in April is 74%.Rainfall
In April, the rain falls for 13.8 days. Throughout April, 2.28" (58mm) of precipitation is accumulated. Throughout the year, there are 128.2 rainfall days, and 20.08" (510mm) of precipitation is accumulated.Snowfall
January through April, October through December are months with snowfall in Basco. April is the last month it regularly snows. During 0.8 snowfall days, in April, Basco aggregates 0.43" (11mm) of snow. In Basco, during the entire year, snow falls for 25.4 days and aggregates up to 7.09" (180mm) of snow.Daylight
In Basco, the average length of the day in April is 13h and 19min.On the first day of the month, sunrise is at 6:47 am and sunset at 7:29 pm. On the last day of April, sunrise is at 6:04 am and sunset at 7:59 pm CDT.
Sunshine
In Basco, the average sunshine in April is 8.2h.UV index
In April, the average daily maximum UV index is 4. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for average individuals.Note: The maximum daily UV index of 4 during April translates into the following directions:
Take precautions. Light skin individuals may get burned in less than 30 minutes. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation. Remember! The Sun's UV radiation can be magnified almost twofold by the reflection of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in April
Basco, IL
- Average high temperature in April: 61.5°F
The warmest month (with the highest average high temperature) is July (82.9°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 (66.2°F).
The coldest month (with the lowest average low temperature) is January (19.2°F).
Average pressure in April
Basco, IL
- Average pressure in April: 29.93"Hg
The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).
Average wind speed in April
Basco, IL
- Average wind speed in April: 10.4mph
The windiest month (with the highest average wind speed) is January (10.5mph).
The calmest months (with the lowest average wind speed) are July and August (6.6mph).
Average humidity in April
Basco, IL
- Average humidity in April: 74%
The month with the highest relative humidity is July (82%).
The month with the lowest relative humidity is October (70%).
Average rainfall in April
Basco, IL
- Average rainfall in April: 2.28"
The wettest month (with the highest rainfall) is May (2.87").
The driest month (with the least rainfall) is January (0.79").
Average rainfall days in April
Basco, IL
- Average rainfall days in April: 13.8 days
The month with the highest number of rainy days is May (16.8 days).
The month with the least rainy days is February (4.6 days).
Average snowfall in April
Basco, IL
- Average snowfall in April: 0.43"
The month with the highest snowfall is January (2.48").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in April
Basco, IL
- Average snowfall days in April: 0.8 days
The month with the highest number of snowfall days is January (8.2 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
Basco, IL
- Average daylight in April: 13h and 18min
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 24min).
- Average sunshine in April: 8h and 12min
The months with the most sunshine are June and July (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).
Average sunshine days in April
Basco, IL
- Average sunshine days in April: 14.3 days
The month with the most sunshine days is December (20.5 days).
The month with the least sunshine days is June (11.6 days).
Average UV index in April
Basco, IL
- Average UV index in April: 4
The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is January (UV index 1).
Average cloud cover in April
Basco, IL
- Average cloud cover in April: 44
The month with the most cloud cover is January (Cloud cover 55).
The months with the least cloud cover are July, August and September (Cloud cover 29).
Average visibility in April
Basco, 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).





