April weather forecast and climate
Antioch, IL

Weather in April

April in Antioch, Illinois, is a fresh spring month, with average temperature fluctuating between 38.1°F (3.4°C) and 53.2°F (11.8°C).

Temperature

In Antioch, the average high-temperature increases, from a wintry 42.4°F (5.8°C) in March, to a fresh 53.2°F (11.8°C). In April, in Antioch, the average low-temperature is 38.1°F (3.4°C).

Humidity

In April, the average relative humidity in Antioch is 77%.

Rainfall

In Antioch, in April, during 14.9 rainfall days, 3.19" (81mm) of precipitation is typically accumulated. Throughout the year, there are 139.6 rainfall days, and 26.18" (665mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Antioch are January through May, October through December. In Antioch, in April, snow falls for 1.8 days, with typically accumulated 1.85" (47mm) of snow. Throughout the year, there are 38.2 snowfall days, and 15.59" (396mm) of snow is accumulated.

Daylight

In Antioch, the average length of the day is 13.4h.

Sunshine

In Antioch, Illinois, the average sunshine in April is 7.3h.

UV index

The average daily maximum UV index in April is 3. A UV Index estimate of 3 to 5 represents a medium health hazard from the exposure to the Sun's UV rays for the ordinary person.
Note: The daily maximum UV index of 3 interpret into the following advice:
Take precautions - Protection against sunburn is recommended. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. 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 average humidity in April in Antioch?

The average relative humidity in April in Antioch, Illinois, is 77%.

How many days does it rain in April in Antioch?

In April, the rain falls for 14.9 days. Throughout April, 3.19" (81mm) of precipitation is accumulated.

How much does it snow in Antioch in April?

In April, it is snowing for 1.8 days. Throughout April, 1.85" (47mm) of snow is accumulated.

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

The average length of the day in April in Antioch is 13.4h.

How long on average sun shines in April in Antioch?

In Antioch, Illinois, the average sunshine in April is 7.3h.

How high is the UV index in April in Antioch?

The average daily maximum UV index in April in Antioch, Illinois, is 3. A UV Index of 3 to 5 symbolizes a medium hazard to health from the exposure to the Sun's UV radiation.

Average temperature in April
Antioch, IL

Average temperature in April - Antioch, IL
  • Average high temperature in April: 53.2°F

The warmest month (with the highest average high temperature) is July (79°F).
The month with the lowest average high temperature is January (26.2°F).

  • Average low temperature in April: 38.1°F

The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (14.9°F).

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Average pressure in April
Antioch, IL

Average pressure in April - Antioch, IL
  • Average pressure in April: 29.96"

Months with the highest atmospheric pressure are January and February (30.1").
The month with the lowest atmospheric pressure is June (29.92").

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Average wind speed in April
Antioch, IL

Average wind speed in April - Antioch, IL
  • Average wind speed in April: 10.1mph

The windiest months (with the highest average wind speed) are January and February (10.3mph).
The calmest month (with the lowest average wind speed) is August (6.4mph).

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Average humidity in April
Antioch, IL

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

The month with the highest relative humidity is January (85%).
The month with the lowest relative humidity is October (76%).

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Average rainfall in April
Antioch, IL

Average rainfall in April - Antioch, IL
  • Average rainfall in April: 3.19"

The wettest month (with the highest rainfall) is June (3.54").
The driest month (with the least rainfall) is December (1.06").

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Average rainfall days in April
Antioch, IL

Average rainfall days in April - Antioch, IL
  • Average rainfall days in April: 14.9 days

The month with the highest number of rainy days is July (18.5 days).
The month with the least rainy days is February (3.4 days).

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Average snowfall in April
Antioch, IL

Average snowfall in April - Antioch, IL
  • Average snowfall in April: 1.85"

The month with the highest snowfall is January (4.33").
Months with the least snowfall are June, July, August and September (0").

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Average snowfall days in April
Antioch, IL

Average snowfall days in April - Antioch, IL
  • Average snowfall days in April: 1.8 days

The month with the highest number of snowfall days is January (10.1 days).
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
Antioch, IL

Average daylight in April / Average sunshine in April - Antioch, IL
  • Average daylight in April: 13.4h

The month with the longest days is June (Average daylight: 15.3h).
The month with the shortest days is December (Average daylight: 9.1h).

  • Average sunshine in April: 7.3h

Months with the most sunshine are July and August (Average sunshine: 9.9h).
Months with the least sunshine are January and February (Average sunshine: 3.6).

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Average sunshine days in April
Antioch, IL

Average sunshine days in April - Antioch, IL
  • Average sunshine days in April: 12.3 days

The month with the most sunshine days is November (18.7 days).
The month with the least sunshine days is July (9.9 days).

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Average UV index in April
Antioch, IL

Average UV index in April - Antioch, IL
  • Average UV index in April: 3

Months with the highest UV index are May, June, July and August (UV index 5).
Months with the lowest UV index are January and December (UV index 1).

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Average cloud cover in April
Antioch, IL

Average cloud cover in April - Antioch, IL
  • Average cloud cover in April: 51

The month with the most cloud cover is January (Cloud cover 63).
Months with the least cloud cover are July, August and September (Cloud cover 32).

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Average visibility in April
Antioch, IL

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

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

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