April weather forecast
Lena, IL

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Weather in April

In April, Lena's climate is distinctly spring-like, with a perceptible rise in temperatures, daylight hours, and occurrences of rainfall. The city transitions from its snowy season to a time characterized by budding trees and blooming flowers, visible under increased sunshine hours. The wind speed increases slightly, and the relative humidity sees a minor drop. A significant weather feature of this month is the jump in rainfall to 2.36" (60mm) over 15.7 days. The generally warm and vibrant weather of April encourages outdoor activities despite the occasional showers.

Temperature

April's arrival brings a temperature shift, moving from a frosty 43.5°F (6.4°C) in March to a moderate 55.8°F (13.2°C). Throughout April, a steady low-temperature average of 38.8°F (3.8°C) is noted.

Humidity

April and October, with an average relative humidity of 76%, are the least humid months.

Rainfall

In Lena, during April, the rain falls for 15.7 days and regularly aggregates up to 2.36" (60mm) of precipitation. In Lena, during the entire year, the rain falls for 145.9 days and collects up to 22.8" (579mm) of precipitation.

Snowfall

January through April, October through December are months with snowfall in Lena. April is the last month it regularly snows. During 2.5 snowfall days, in April, Lena aggregates 0.59" (15mm) of snow. In Lena, during the entire year, snow falls for 50.1 days and aggregates up to 13.62" (346mm) of snow.

Daylight

The average length of the day in April in Lena is 13h and 24min.
On the first day of April, sunrise is at 6:40 am and sunset at 7:25 pm. On the last day of the month, sunrise is at 5:54 am and sunset at 7:58 pm CDT.

Sunshine

In Lena, 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 moderate threat to health from unprotected exposure to Sun's UV rays for the average person.
Note: An average UV index of 3 in April transforms into this advice:
Guard yourself - An obligation to protect skin and eyes from harm exists. The solar radiation around mid-day is intense; avoid the Sun and stay safe. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized. Be alert to the fact! The reflection from snow can nearly double the UV radiation of the Sun.
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Frequently asked questions

What is the temperature in April in Lena?

The high-temperature, in April, in Lena, is 55.8°F (13.2°C), while the low-temperature averages to 38.8°F (3.8°C).

What are the least humid months in Lena?

The months with the lowest humidity are April and October, with an average relative humidity of 76%.

What is the average humidity in April in Lena?

The average relative humidity in April is 76%.

How many days does it rain in April in Lena?

In April, the rain falls for 15.7 days. Throughout April, 2.36" (60mm) of precipitation is accumulated.

What is the last month it snows in Lena?

April is the last month it regularly snows in Lena, Illinois. During 2.5 snowfall days, in April, Lena aggregates 0.59" (15mm) of snow.

What is the average length of the day in April in Lena?

In Lena, the average day length in April is 13h and 24min.

When is the sunrise / sunset in April in Lena?

In April, on the first day of the month, sunrise is at 6:40 am and sunset at 7:25 pm. On the last day of the month, in Lena, sunrise is at 5:54 am and sunset at 7:58 pm CDT.

How long on average sun shines in April in Lena?

The average sunshine duration in April in Lena is 7.5h.

What is the UV index reading in April in Lena?

In Lena, the average daily maximum UV index in April is 3. A UV Index value of 3 to 5 symbolizes a moderate health threat from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in April
Lena, IL

Average temperature in April - Lena, IL
  • Average high temperature in April: 55.8°F

The warmest month (with the highest average high temperature) is July (79.3°F).
The month with the lowest average high temperature is January (24.8°F).

  • Average low temperature in April: 38.8°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 (12.9°F).

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Average pressure in April
Lena, IL

Average pressure in April - Lena, 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).

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Average wind speed in April
Lena, IL

Average wind speed in April - Lena, 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 (6.6mph).

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Average humidity in April
Lena, IL

Average humidity in April - Lena, IL
  • Average humidity in April: 76%

The month with the highest relative humidity is January (87%).
The months with the lowest relative humidity are April and October (76%).

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Average rainfall in April
Lena, IL

Average rainfall in April - Lena, IL
  • Average rainfall in April: 2.36"

The wettest month (with the highest rainfall) is June (3.43").
The driest month (with the least rainfall) is January (1.06").

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Average rainfall days in April
Lena, IL

Average rainfall days in April - Lena, IL
  • Average rainfall days in April: 15.7 days

The month with the highest number of rainy days is May (18.3 days).
The months with the least rainy days are January and February (5.3 days).

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Average snowfall in April
Lena, IL

Average snowfall in April - Lena, IL
  • Average snowfall in April: 0.59"

The month with the highest snowfall is January (3.46").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in April
Lena, IL

Average snowfall days in April - Lena, IL
  • Average snowfall days in April: 2.5 days

The month with the highest number of snowfall days is January (13.1 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in April /
Average sunshine in April
Lena, IL

Average daylight in April / Average sunshine in April - Lena, 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).

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Average sunshine days in April
Lena, IL

Average sunshine days in April - Lena, IL
  • Average sunshine days in April: 11.1 days

The month with the most sunshine days is November (17.5 days).
The month with the least sunshine days is June (9.3 days).

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Average UV index in April
Lena, IL

Average UV index in April - Lena, 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).

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Average cloud cover in April
Lena, IL

Average cloud cover in April - Lena, 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 33).

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Average visibility in April
Lena, IL

Average visibility in April - Lena, 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).

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Lena, Illinois, USA

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