April weather forecastCisne, IL
April
Weather in April
April is a comfortable spring month in Cisne, Illinois, with an average temperature ranging between max 64.9°F (18.3°C) and min 48.2°F (9°C).Temperature
The commencement of April sees a shift in the average high-temperature, moving from a cool 54.1°F (12.3°C) in March to a refreshing 64.9°F (18.3°C). Cisne records an average temperature drop to a frosty 48.2°F (9°C) in April.Humidity
The average relative humidity in April is 77%.Rainfall
The month with the most rainfall is April, when the rain falls for 16.5 days and typically aggregates up to 4.96" (126mm) of precipitation.Snowfall
Months with snowfall are January through April, November and December. April is the last month it regularly snows in Cisne. During 0.4 snowfall days, in April, Cisne aggregates 0.16" (4mm) of snow. In Cisne, during the entire year, snow falls for 21.2 days and aggregates up to 6.97" (177mm) of snow.Daylight
In April, the average length of the day is 13h and 14min.On the first day of April in Cisne, sunrise is at 6:37 am and sunset at 7:17 pm. On the last day of the month, sunrise is at 5:56 am and sunset at 7:45 pm CDT.
Sunshine
The average sunshine in April in Cisne, Illinois, is 8.5h.UV index
In Cisne, the average daily maximum UV index in April is 4. A UV Index of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV radiation for the average person.Note: In April, an average UV index of 4 transforms into the following instructions:
Make use of precautions - Suggestions to resist sunburn are communicated. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat. Take note! UV radiation from the Sun can double in intensity due to snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in April
Cisne, IL
- Average high temperature in April: 64.9°F
The warmest month (with the highest average high temperature) is July (85.1°F).
The month with the lowest average high temperature is January (37.8°F).
- Average low temperature in April: 48.2°F
The month with the highest average low temperature is July (67.6°F).
The coldest month (with the lowest average low temperature) is January (25°F).
Average pressure in April
Cisne, IL
- Average pressure in April: 29.95"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
Cisne, IL
- Average wind speed in April: 9.8mph
The windiest months (with the highest average wind speed) are February and March (9.9mph).
The calmest month (with the lowest average wind speed) is July (5.9mph).
Average humidity in April
Cisne, IL
- Average humidity in April: 77%
The months with the highest relative humidity are May and July (79%).
The month with the lowest relative humidity is October (70%).
Average rainfall in April
Cisne, IL
- Average rainfall in April: 4.96"
The wettest month (with the highest rainfall) is April (4.96").
The driest month (with the least rainfall) is September (2.05").
Average rainfall days in April
Cisne, IL
- Average rainfall days in April: 16.5 days
The month with the highest number of rainy days is May (19.8 days).
The month with the least rainy days is January (8.7 days).
Average snowfall in April
Cisne, IL
- Average snowfall in April: 0.16"
The months with the highest snowfall are January and February (2.01").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in April
Cisne, IL
- Average snowfall days in April: 0.4 days
The month with the highest number of snowfall days is January (6.7 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
Cisne, IL
- Average daylight in April: 13h and 12min
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 30min).
- Average sunshine in April: 8h and 30min
The month with the most sunshine is June (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 4h and 24min).
Average sunshine days in April
Cisne, IL
- Average sunshine days in April: 11.5 days
The month with the most sunshine days is October (17.9 days).
The month with the least sunshine days is May (9 days).
Average UV index in April
Cisne, IL
- Average UV index in April: 4
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, November and December (UV index 2).
Average cloud cover in April
Cisne, IL
- Average cloud cover in April: 42
The months with the most cloud cover are January and February (Cloud cover 51).
The months with the least cloud cover are June and August (Cloud cover 28).
Average visibility in April
Cisne, 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).





