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 brings a rise in the average high-temperature, transitioning from March's frosty 48.9°F (9.4°C) to a moderate 60.4°F (15.8°C). Rossville experiences a nighttime temperature average of 44.6°F (7°C) during April.Humidity
The average relative humidity in April is 75%.Rainfall
In Rossville, during April, the rain falls for 14.8 days and regularly aggregates up to 2.72" (69mm) of precipitation. Throughout the year, there are 146.3 rainfall days, and 22.76" (578mm) of precipitation is accumulated.Snowfall
January through April, November and December are months with snowfall. April is the last month it regularly snows. During 1.1 snowfall days, in April, Rossville aggregates 0.28" (7mm) of snow. In Rossville, during the entire year, snow falls for 34.2 days and aggregates up to 7.8" (198mm) of snow.Daylight
In Rossville, the average length of the day in April is 13h and 19min.On the first day of the month, sunrise is at 6:32 am and sunset at 7:15 pm. On the last day of April, sunrise is at 5:50 am and sunset at 7:45 pm CDT.
Sunshine
In Rossville, the average sunshine in April is 8h.UV index
In Rossville, the average daily maximum UV index in April is 4. A UV Index reading of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for average individuals.Note: The maximum UV index, 4 during April, leads to the following recommendations:
Exercise prevention - Precautions against solar damage are endorsed. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. Experience reduced UV exposure by about half when donning a wide-brim hat. Take careful note! The UV radiation of the Sun can be nearly doubled by snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are April temperatures?
What is the average humidity in April?
How much does it rain in Rossville in April?
What is the last month it snows in Rossville?
How many hours of daylight does Rossville have in April?
What time are sunrise and sunset in April?
How many hours of sunshine does Rossville have in April?
How high is the UV index in April?
Average temperature in April
Rossville, IL
- Average high temperature in April: 60.4°F
The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (31.5°F).
- Average low temperature in April: 44.6°F
The month with the highest average low temperature is July (64.4°F).
The coldest month (with the lowest average low temperature) is January (19.8°F).
Average pressure in April
Rossville, IL
- Average pressure in April: 29.95"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in April
Rossville, IL
- Average wind speed in April: 10.3mph
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 (6.3mph).
Average humidity in April
Rossville, IL
- Average humidity in April: 75%
The month with the highest relative humidity is July (85%).
The month with the lowest relative humidity is October (72%).
Average rainfall in April
Rossville, IL
- Average rainfall in April: 2.72"
The wettest month (with the highest rainfall) is May (2.76").
The driest month (with the least rainfall) is February (1.18").
Average rainfall days in April
Rossville, IL
- Average rainfall days in April: 14.8 days
The month with the highest number of rainy days is July (17.7 days).
The month with the least rainy days is February (6.7 days).
Average snowfall in April
Rossville, IL
- Average snowfall in April: 0.28"
The month with the highest snowfall is February (2.32").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in April
Rossville, IL
- Average snowfall days in April: 1.1 days
The month with the highest number of snowfall days is January (9.8 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
Rossville, 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: 8h and 0min
The month with the most sunshine is June (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).
Average sunshine days in April
Rossville, IL
- Average sunshine days in April: 12.3 days
The month with the most sunshine days is November (18.7 days).
The month with the least sunshine days is July (9.5 days).
Average UV index in April
Rossville, 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 December (UV index 1).
Average cloud cover in April
Rossville, IL
- Average cloud cover in April: 46
The month with the most cloud cover is January (Cloud cover 59).
The months with the least cloud cover are June, August and September (Cloud cover 33).
Average visibility in April
Rossville, 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).
Rossville, Illinois, USA
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