April weather forecast
Serena, IL

Weather in April

April is a mild spring month in Serena, Illinois, with an average temperature fluctuating between 58.5°F (14.7°C) and 41.7°F (5.4°C).

Temperature

In April, the average high-temperature increases from a chilly 46.4°F (8°C) in March to a mild 58.5°F (14.7°C). The average low-temperature, in April, is 41.7°F (5.4°C).

Humidity

In April, the average relative humidity 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 are January through April, October through December. April is the last month it regularly snows. During 1 snowfall days, Serena aggregates 0.59" (15mm) of snow. Throughout the year, there are 26.1 snowfall days, and 3.54" (90mm) of snow is accumulated.

Daylight

In Serena, the average length of the day in April is 13h and 22min.
On the first day of April, sunrise is at 6:37 am and sunset at 7:19 pm. On the last day of the month, sunrise is at 5:53 am and sunset at 7:51 pm CDT.

Sunshine

In Serena, the average sunshine in April is 7.6h.

UV index

The average daily maximum UV index in April is 3. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for ordinary individuals.
Note: The average daily UV index of 3 in April transform into the following instructions:
Take precautions. Light skin individuals may get burned in less than 30 minutes. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
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FAQ

What is the temperature in April in Serena?

In April, the average high-temperature is 58.5°F (14.7°C), and the average low-temperature is 41.7°F (5.4°C).

What is the average humidity in April in Serena?

In April, the average relative humidity in Serena, Illinois, is 75%.

How much does it rain in Serena in April?

In Serena, Illinois, in April, it is raining for 11.1 days, with typically 1.02" (26mm) of accumulated precipitation.

What is the last month it snows in Serena?

April is the last month it regularly snows in Serena. During 1 snowfall days, in April, Serena aggregates 0.59" (15mm) of snow.

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

The average day length in April in Serena is 13h and 22min.

What time are sunrise and sunset in April in Serena?

On the first day of April, sunrise is at 6:37 am and sunset at 7:19 pm. On the last day of the month, sunrise is at 5:53 am and sunset at 7:51 pm CDT.

How long on average sun shines in April in Serena?

The average sunshine duration in April in Serena, Illinois, is 7.6h.

How high is the UV index in April in Serena?

In Serena, the average daily maximum UV index in April is 3. A UV Index estimate of 3 to 5 represents a moderate vulnerability from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in April
Serena, IL

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).

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Average pressure in April
Serena, IL

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).

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Average wind speed in April
Serena, IL

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).

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Average humidity in April
Serena, IL

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%).

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Average rainfall in April
Serena, IL

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").

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Average rainfall days in April
Serena, IL

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).

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Average snowfall in April
Serena, IL

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").

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Average snowfall days in April
Serena, IL

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).

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

Average daylight in April / Average sunshine in April - Serena, IL
  • Average daylight in April: 13h and 22min

The month with the longest days is June (Average daylight: 15h and 8min).
The month with the shortest days is December (Average daylight: 9h and 14min).

  • Average sunshine in April: 7h and 36min

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).

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Average sunshine days in April
Serena, IL

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).

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Average UV index in April
Serena, IL

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).

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Average cloud cover in April
Serena, IL

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).

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Average visibility in April
Serena, IL

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).

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