April weather forecast
Iola, IL

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Weather in April

April in Iola, Illinois, is a refreshing spring month, with temperature in the range of an average low of 47.5°F (8.6°C) and an average high of 64.4°F (18°C).

Temperature

In Iola, the average high-temperature in April rises, from a cool 53.2°F (11.8°C) in March, to an enjoyable 64.4°F (18°C). During April, the nighttime temperature averages to a chilly 47.5°F (8.6°C).

Humidity

In April, the average relative humidity is 77%.

Rainfall

The month with the most rainfall is April, when the rain falls for 15.7 days and typically aggregates up to 4.88" (124mm) of precipitation.

Snowfall

January through April, October through December are months with snowfall. April is the last month it regularly snows in Iola. During 0.7 snowfall days, in April, Iola aggregates 0.12" (3mm) of snow. In Iola, during the entire year, snow falls for 22.8 days and aggregates up to 7.09" (180mm) of snow.

Daylight

The average length of the day in April is 13h and 14min.
On the first day of the month, sunrise is at 6:37 am and sunset at 7:18 pm. On the last day of April, sunrise is at 5:56 am and sunset at 7:46 pm CDT.

Sunshine

In April, the average sunshine is 8.4h.

UV index

The average daily maximum UV index in April is 4. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for ordinary individuals.
Note: The UV index of 4 during April translates into the following guidance:
Stay alert. Light-skinned people could suffer burns in less than 30 minutes. Around midday, solar radiation is most harmful; hence, exposure should be limited. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim. Consider this! The reflection from snow can almost double the intensity of the Sun's UV radiation.
Updated: Jun 19, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in Iola in April?

The average high-temperature, in April, in Iola, is 64.4°F (18°C), while the average low-temperature is 47.5°F (8.6°C).

What is the average humidity in April?

The average relative humidity in April is 77%.

What is the rainiest month in Iola?

The month with the most rainfall is April, when the rain falls for 15.7 days and typically aggregates up to 4.88" (124mm) of precipitation.

How much does it rain in April?

In Iola, in April, during 15.7 rainfall days, 4.88" (124mm) of precipitation is typically accumulated.

What is the last month it snows?

April is the last month it regularly snows. During 0.7 snowfall days, in April, Iola aggregates 0.12" (3mm) of snow.

What is the average length of the day in April?

In April, the average day length is 13h and 14min.

What time are sunrise and sunset in April in Iola?

On the first day of April in Iola, sunrise is at 6:37 am and sunset at 7:18 pm. On the last day of the month, sunrise is at 5:56 am and sunset at 7:46 pm CDT.

How many hours of sunshine does Iola have in April?

In April, the average sunshine duration is 8.4h.

What is the UV index intensity in April?

In April, the average daily maximum UV index is 4. A UV Index reading of 3 to 5 represents a medium health risk 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
Iola, IL

Average temperature in April - Iola, IL
  • Average high temperature in April: 64.4°F

The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is January (36.7°F).

  • Average low temperature in April: 47.5°F

The month with the highest average low temperature is July (67.5°F).
The coldest month (with the lowest average low temperature) is January (24.3°F).

Average pressure in April
Iola, IL

Average pressure in April - Iola, IL
  • Average pressure in April: 29.95"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed in April
Iola, IL

Average wind speed in April - Iola, IL
  • Average wind speed in April: 9.8mph

The windiest months (with the highest average wind speed) are January and February (10.3mph).
The calmest months (with the lowest average wind speed) are July and August (6mph).

Average humidity in April
Iola, IL

Average humidity in April - Iola, IL
  • Average humidity in April: 77%

The months with the highest relative humidity are May and July (80%).
The month with the lowest relative humidity is October (70%).

Average rainfall in April
Iola, IL

Average rainfall in April - Iola, IL
  • Average rainfall in April: 4.88"

The wettest month (with the highest rainfall) is April (4.88").
The driest months (with the least rainfall) are February and September (2.09").

Average rainfall days in April
Iola, IL

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

The month with the highest number of rainy days is May (19.9 days).
The month with the least rainy days is January (9.3 days).

Average snowfall in April
Iola, IL

Average snowfall in April - Iola, IL
  • Average snowfall in April: 0.12"

The month with the highest snowfall is January (2.05").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in April
Iola, IL

Average snowfall days in April - Iola, IL
  • Average snowfall days in April: 0.7 days

The month with the highest number of snowfall days is January (7.1 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
Iola, IL

Average daylight in April / Average sunshine in April - Iola, IL
  • Average daylight in April: 13h and 1min

The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in April: 8h and 2min

The month with the most sunshine is June (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 4h and 24min).

Average sunshine days in April
Iola, IL

Average sunshine days in April - Iola, IL
  • Average sunshine days in April: 12 days

The month with the most sunshine days is October (17.5 days).
The month with the least sunshine days is May (9 days).

Average UV index in April
Iola, IL

Average UV index in April - Iola, IL
  • Average UV index in April: 4

The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in April
Iola, IL

Average cloud cover in April - Iola, IL
  • Average cloud cover in April: 43

The month with the most cloud cover is January (Cloud cover 52).
The month with the least cloud cover is June (Cloud cover 28).

Average visibility in April
Iola, IL

Average visibility in April - Iola, IL
  • Average visibility in April: 6mi

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

Iola, Illinois, USA

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