April weather forecast
Byrnes Mill, MO

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Weather in April

April in Byrnes Mill, Missouri, is a refreshing spring month, with an average temperature varying between 65.8°F (18.8°C) and 48°F (8.9°C).

Temperature

The shift from March to April is marked by an increase in the average high-temperature, moving from a cool 54.5°F (12.5°C) to an enjoyable 65.8°F (18.8°C). In the month of April, Byrnes Mill experiences an average low-temperature of 48°F (8.9°C).

Humidity

In Byrnes Mill, the average relative humidity in April is 75%.

Rainfall

In April, the rain falls for 14.4 days. Throughout April, 3.58" (91mm) of precipitation is accumulated. In Byrnes Mill, during the entire year, the rain falls for 141.7 days and collects up to 32.01" (813mm) of precipitation.

Snowfall

In Byrnes Mill, snow does not fall in April through August and October.

Daylight

In Byrnes Mill, the average length of the day in April is 13h and 14min.
On the first day of the month, sunrise is at 6:45 am and sunset at 7:26 pm. On the last day of April, sunrise is at 6:05 am and sunset at 7:53 pm CDT.

Sunshine

In April, the average sunshine is 8.4h.

UV index

In April, the average daily maximum UV index is 4. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for the average person.
Note: In April, the maximum UV index of 4 suggests this advice:
Stay alert. Light-skinned people could suffer burns in less than 30 minutes. Avoid the Sun's strongest UV rays by seeking shade and limiting exposure during midday. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun.
Updated: Jul 17, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in April?

Byrnes Mill in April has an average high-temperature of 65.8°F (18.8°C) and an average low-temperature of 48°F (8.9°C).

What is the average humidity in April?

In Byrnes Mill, the average relative humidity in April is 75%.

How many days does it rain in April?

In Byrnes Mill, during April, the rain falls for 14.4 days and regularly aggregates up to 3.58" (91mm) of precipitation.

When it does not snow?

April through August and October are months without snowfall.

Does it snow in April?

In April, it doesn't snow. March is the latest month when it typically snows.

How many hours of daylight does Byrnes Mill have in April?

The average day length in April is 13h and 14min.

What time are sunrise and sunset in April?

In April, on the first day of the month, sunrise is at 6:45 am and sunset at 7:26 pm. On the last day of the month, in Byrnes Mill, sunrise is at 6:05 am and sunset at 7:53 pm CDT.

How many hours of sunshine does Byrnes Mill have in April?

The average sunshine duration in April is 8.4h.

What is the UV index intensity in April?

In Byrnes Mill, the average daily maximum UV index in April is 4. A UV Index of 3 to 5 symbolizes a moderate vulnerability from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in April
Byrnes Mill, MO

Average temperature in April - Byrnes Mill, MO
  • Average high temperature in April: 65.8°F

The warmest month (with the highest average high temperature) is July (87.4°F).
The month with the lowest average high temperature is January (38.1°F).

  • Average low temperature in April: 48°F

The month with the highest average low temperature is July (69.3°F).
The coldest month (with the lowest average low temperature) is January (24.6°F).

Average pressure in April
Byrnes Mill, MO

Average pressure in April - Byrnes Mill, MO
  • Average pressure in April: 29.94"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

Average wind speed in April
Byrnes Mill, MO

Average wind speed in April - Byrnes Mill, MO
  • Average wind speed in April: 8.5mph

The windiest month (with the highest average wind speed) is January (8.9mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).

Average humidity in April
Byrnes Mill, MO

Average humidity in April - Byrnes Mill, MO
  • Average humidity in April: 75%

The month with the highest relative humidity is May (78%).
The month with the lowest relative humidity is October (71%).

Average rainfall in April
Byrnes Mill, MO

Average rainfall in April - Byrnes Mill, MO
  • Average rainfall in April: 3.58"

The wettest month (with the highest rainfall) is May (4.09").
The driest month (with the least rainfall) is February (1.54").

Average rainfall days in April
Byrnes Mill, MO

Average rainfall days in April - Byrnes Mill, MO
  • Average rainfall days in April: 14.4 days

The month with the highest number of rainy days is May (16.9 days).
The month with the least rainy days is January (6.3 days).

Average snowfall in April
Byrnes Mill, MO

Average snowfall in April - Byrnes Mill, MO
  • Average snowfall in April: 0"

The month with the highest snowfall is January (2.52").
The months with the least snowfall are April, May, June, July, August and October (0").

Average snowfall days in April
Byrnes Mill, MO

Average snowfall days in April - Byrnes Mill, MO
  • Average snowfall days in April: 0 days

The month with the highest number of snowfall days is January (6.7 days).
The months with the least snowfall days are April, May, June, July and August (0 days).

Average daylight in April /
Average sunshine in April
Byrnes Mill, MO

Average daylight in April / Average sunshine in April - Byrnes Mill, MO
  • 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 months with the most sunshine are June and July (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 30min).

Average sunshine days in April
Byrnes Mill, MO

Average sunshine days in April - Byrnes Mill, MO
  • Average sunshine days in April: 14.8 days

The month with the most sunshine days is December (20.1 days).
The months with the least sunshine days are May and July (12.6 days).

Average UV index in April
Byrnes Mill, MO

Average UV index in April - Byrnes Mill, MO
  • Average UV index in April: 4

The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in April
Byrnes Mill, MO

Average cloud cover in April - Byrnes Mill, MO
  • Average cloud cover in April: 42

The month with the most cloud cover is January (Cloud cover 51).
The months with the least cloud cover are June, July and August (Cloud cover 29).

Average visibility in April
Byrnes Mill, MO

Average visibility in April - Byrnes Mill, MO
  • 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).

Byrnes Mill, Missouri, USA

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