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
As April arrives, Freeport's weather shows an increase in high-temperatures, moving from March's frosty 43.9°F (6.6°C) to a refreshing 55.9°F (13.3°C). Throughout April, the nighttime temperature averages to a cold 39.2°F (4°C).Humidity
In Freeport, the average relative humidity in April is 76%.Rainfall
In Freeport, during April, the rain falls for 14.2 days and regularly aggregates up to 2.17" (55mm) of precipitation. Throughout the year, there are 138 rainfall days, and 19.69" (500mm) of precipitation is accumulated.Snowfall
January through April, October through December are months with snowfall. April is the last month it regularly snows. During 2.1 snowfall days, in April, Freeport aggregates 0.51" (13mm) of snow. In Freeport, during the entire year, snow falls for 41.8 days and aggregates up to 10.43" (265mm) of snow.Daylight
In April, the average length of the day is 13h and 24min.On the first day of the month, sunrise is at 6:39 am and sunset at 7:24 pm. On the last day of April, sunrise is at 5:53 am and sunset at 7:57 pm CDT.
Sunshine
The average sunshine in April is 7.5h.UV index
In April, the average daily maximum UV index is 3. A UV Index of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.Note: The maximum UV index, 3 during April, leads to the following recommendations:
Take precautions - Protection against sun damage is advised. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears. Foresee this! The reflection from snow can nearly double the intensity of UV radiation from the Sun.
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 April?
What is the last month it snows?
What is the average length of the day in April?
What time are sunrise and sunset in April?
How long on average sun shines in April?
How high is the UV index in April in Freeport?
Average temperature in April
Freeport, IL
- Average high temperature in April: 55.9°F
The warmest month (with the highest average high temperature) is July (79.7°F).
The month with the lowest average high temperature is January (25.2°F).
- Average low temperature in April: 39.2°F
The month with the highest average low temperature is July (62.8°F).
The coldest month (with the lowest average low temperature) is January (13.1°F).
Average pressure in April
Freeport, IL
- Average pressure in April: 29.95"Hg
The month with the highest atmospheric pressure is January (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in April
Freeport, IL
- Average wind speed in April: 10.3mph
The windiest month (with the highest average wind speed) is April (10.3mph).
The calmest month (with the lowest average wind speed) is August (6.5mph).
Average humidity in April
Freeport, IL
- Average humidity in April: 76%
The month with the highest relative humidity is January (87%).
The month with the lowest relative humidity is October (75%).
Average rainfall in April
Freeport, IL
- Average rainfall in April: 2.17"
The wettest month (with the highest rainfall) is June (2.87").
The driest month (with the least rainfall) is December (0.83").
Average rainfall days in April
Freeport, IL
- Average rainfall days in April: 14.2 days
The month with the highest number of rainy days is May (17.4 days).
The month with the least rainy days is January (4.9 days).
Average snowfall in April
Freeport, IL
- Average snowfall in April: 0.51"
The month with the highest snowfall is January (2.99").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in April
Freeport, IL
- Average snowfall days in April: 2.1 days
The month with the highest number of snowfall days is January (11.3 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
Freeport, IL
- Average daylight in April: 13h and 2min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in April: 7h and 3min
The months with the most sunshine are July and August (Average sunshine: 9h and 42min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).
Average sunshine days in April
Freeport, IL
- Average sunshine days in April: 12.3 days
The month with the most sunshine days is November (17.7 days).
The month with the least sunshine days is June (10.5 days).
Average UV index in April
Freeport, IL
- Average UV index in April: 3
The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in April
Freeport, IL
- Average cloud cover in April: 50
The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is September (Cloud cover 32).
Average visibility in April
Freeport, IL
- Average visibility in April: 6mi
The months with the highest visibility are March, April, May, June, September, October, November and December (6mi).
The months with the lowest visibility are January, February, July and August (5mi).
Freeport, Illinois, USA
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