April weather forecast
Boonville, IN

Weather in April

April is a comfortable spring month in Boonville, Indiana, with average temperature ranging between min 48.6°F (9.2°C) and max 65.8°F (18.8°C).

Temperature

In April, the average high-temperature rises, from a fresh 54.5°F (12.5°C) in March, to an enjoyable 65.8°F (18.8°C). In Boonville, the average low-temperature is 48.6°F (9.2°C).

Humidity

The average relative humidity in April is 77%.

Rainfall

The month with the most rainfall is April when the rain falls for 17.1 days and typically aggregates up to 5.31" (135mm) of precipitation.

Snowfall

January through April, November and December are months with snowfall. April is the last month it regularly snows in Boonville. During 0.3 snowfall days, Boonville aggregates 0.04" (1mm) of snow. In Boonville, during the entire year, snow falls for 21.1 days, and aggregates up to 6.26" (159mm) of snow.

Daylight

In April, the average length of the day is 13.2h.

Sunshine

In Boonville, the average sunshine is 8.5h.

UV index

The average daily maximum UV index in April is 5. A UV Index of 3 to 5 symbolizes a medium vulnerability from the exposure to the Sun's UV rays for the average person.
Note: In April, the average maximum UV index of 5 translate into the following recommendations:
Take precautions - Protection against sunburn is recommended. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
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FAQ

What is the average humidity in April in Boonville?

The average relative humidity in April is 77%.

What is the wettest month in Boonville?

April is the month with the most rainfall in Boonville, Indiana. Rain falls for 17.1 days and accumulates 5.31" (135mm) of precipitation.

How many days does it rain in April in Boonville?

In April, in Boonville, Indiana, the rain falls for 17.1 days. Throughout April, 5.31" (135mm) of precipitation is accumulated.

What is the last month it snows in Boonville?

April is the last month it regularly snows in Boonville, Indiana. During 0.3 snowfall days, in April, Boonville aggregates 0.04" (1mm) of snow.

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

In April, the average length of the day in Boonville is 13.2h.

How long on average sun shines in April in Boonville?

In Boonville, the average sunshine in April is 8.5h.

What is the UV index intensity in April in Boonville?

In Boonville, the average daily maximum UV index in April is 5. A UV Index estimate of 3 to 5 represents a moderate health threat from unprotected exposure to the UV radiation.

Average temperature in April
Boonville, IN

Average temperature in April - Boonville, IN
  • Average high temperature in April: 65.8°F

The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is January (38.8°F).

  • Average low temperature in April: 48.6°F

The month with the highest average low temperature is July (67.6°F).
The coldest month (with the lowest average low temperature) is January (26.8°F).

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Average pressure in April
Boonville, IN

Average pressure in April - Boonville, IN
  • Average pressure in April: 29.96"

The month with the highest atmospheric pressure is January (30.16").
The month with the lowest atmospheric pressure is June (29.95").

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Average wind speed in April
Boonville, IN

Average wind speed in April - Boonville, IN
  • Average wind speed in April: 9.2mph

The windiest month (with the highest average wind speed) is February (9.3mph).
The calmest months (with the lowest average wind speed) are July and August (5.6mph).

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Average humidity in April
Boonville, IN

Average humidity in April - Boonville, IN
  • Average humidity in April: 77%

The month with the highest relative humidity is May (80%).
The month with the lowest relative humidity is October (71%).

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Average rainfall in April
Boonville, IN

Average rainfall in April - Boonville, IN
  • Average rainfall in April: 5.31"

The wettest month (with the highest rainfall) is April (5.31").
The driest month (with the least rainfall) is September (1.93").

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Average rainfall days in April
Boonville, IN

Average rainfall days in April - Boonville, IN
  • Average rainfall days in April: 17.1 days

The month with the highest number of rainy days is May (19.7 days).
The month with the least rainy days is January (9.9 days).

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Average snowfall in April
Boonville, IN

Average snowfall in April - Boonville, IN
  • Average snowfall in April: 0.04"

The month with the highest snowfall is January (1.57").
Months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in April
Boonville, IN

Average snowfall days in April - Boonville, IN
  • Average snowfall days in April: 0.3 days

The month with the highest number of snowfall days is January (6.5 days).
Months with the least snowfall days are May, June, July, August and September (0 days).

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Average daylight in April /
Average sunshine in April
Boonville, IN

Average daylight in April / Average sunshine in April - Boonville, IN
  • Average daylight in April: 13.2h

The month with the longest days is June (Average daylight: 14.8h).
The month with the shortest days is December (Average daylight: 9.6h).

  • Average sunshine in April: 8.5h

Months with the most sunshine are June, July and August (Average sunshine: 10.4h).
Months with the least sunshine are January, February and December (Average sunshine: 4.4).

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Average sunshine days in April
Boonville, IN

Average sunshine days in April - Boonville, IN
  • Average sunshine days in April: 11.2 days

The month with the most sunshine days is October (17.5 days).
The month with the least sunshine days is July (8.9 days).

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Average UV index in April
Boonville, IN

Average UV index in April - Boonville, IN
  • Average UV index in April: 5

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

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Average cloud cover in April
Boonville, IN

Average cloud cover in April - Boonville, IN
  • Average cloud cover in April: 42

The month with the most cloud cover is January (Cloud cover 54).
The month with the least cloud cover is June (Cloud cover 28).

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Average visibility in April
Boonville, IN

Average visibility in April - Boonville, IN
  • 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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