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 arrival of April brings an increase in high-temperatures, moving from a chilly 46.4°F (8°C) in March to a mild 58.5°F (14.7°C). During April, Serena experiences an average low-temperature of 41.7°F (5.4°C) at night.Humidity
The average relative humidity in April is 75%.Rainfall
In Serena, in April, it is raining for 11.1 days, with typically 1.02" (26mm) of accumulated precipitation. In Serena, during the entire year, the rain falls for 97.4 days and collects up to 8.07" (205mm) of precipitation.Snowfall
Months with snowfall in Serena are January through April, October through December. April is the last month it regularly snows in Serena. During 1 snowfall days, in April, Serena aggregates 0.59" (15mm) of snow. Throughout the year, in Serena, there are 26.1 snowfall days, and 3.54" (90mm) of snow is accumulated.Daylight
The average length of the day in April is 13h and 22min.On the first day of the month, sunrise is at 6:36 am and sunset at 7:20 pm. On the last day of April, sunrise is at 5:52 am and sunset at 7:52 pm CDT.
Sunshine
The average sunshine in April is 7.6h.UV index
In Serena, the average daily maximum UV index in April is 3. A UV Index estimate of 3 to 5 represents a moderate threat to health from unsafe exposure to UV radiation for the average person.Note: In April, a daily maximum UV index of 3 leads to the following instructions:
Ensure safety - Sun damage prevention is strongly urged. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. To cut down UV radiation exposure by about half, sport a wide-brim hat. Be careful! The Sun's UV radiation can nearly be doubled by the reflective quality of snow.
Frequently asked questions
What are the temperatures in Serena in April?
What is the average humidity in April in Serena?
How much does it rain in Serena in April?
What is the last month it snows in Serena?
How many hours of daylight does Serena have in April?
What time are sunrise and sunset in April in Serena?
How long on average sun shines in April in Serena?
What is the UV index intensity in April in Serena?
Average temperature in April
Serena, IL
- Average high temperature in April: 58.5°F
The warmest month (with the highest average high temperature) is July (81°F).
The month with the lowest average high temperature is January (28.8°F).
- Average low temperature in April: 41.7°F
The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (17.1°F).
Average pressure in April
Serena, 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 (29.92"Hg).
Average wind speed in April
Serena, IL
- Average wind speed in April: 10mph
The windiest month (with the highest average wind speed) is April (10mph).
The calmest month (with the lowest average wind speed) is August (6mph).
Average humidity in April
Serena, 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 (73%).
Average rainfall in April
Serena, IL
- Average rainfall in April: 1.02"
The wettest month (with the highest rainfall) is May (1.14").
The driest month (with the least rainfall) is November (0.35").
Average rainfall days in April
Serena, IL
- Average rainfall days in April: 11.1 days
The month with the highest number of rainy days is May (13.5 days).
The month with the least rainy days is January (3 days).
Average snowfall in April
Serena, IL
- Average snowfall in April: 0.59"
The month with the highest snowfall is January (0.98").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in April
Serena, IL
- Average snowfall days in April: 1 days
The month with the highest number of snowfall days is January (8.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Serena, IL
- Average daylight in April: 13h and 2min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in April: 7h and 4min
The month with the most sunshine is August (Average sunshine: 9h and 48min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).
Average sunshine days in April
Serena, IL
- Average sunshine days in April: 16.5 days
The month with the most sunshine days is December (23 days).
The month with the least sunshine days is May (14.7 days).
Average UV index in April
Serena, IL
- Average UV index in April: 3
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in April
Serena, IL
- Average cloud cover in April: 49
The month with the most cloud cover is January (Cloud cover 60).
The month with the least cloud cover is September (Cloud cover 33).
Average visibility in April
Serena, 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).
Serena, Illinois, USA
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