April weather forecast
Crystal Lake Park, MO

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Weather in April

April is an enjoyable spring month in Crystal Lake Park, Missouri, with an average temperature varying between 48°F (8.9°C) and 65.5°F (18.6°C).

Temperature

Entering April, Crystal Lake Park sees a temperature rise, with the average high-temperature advancing from March's cool 54.3°F (12.4°C) to a refreshing 65.5°F (18.6°C). During April, Crystal Lake Park sees a mean low-temperature of 48°F (8.9°C).

Humidity

In April, the average relative humidity is 75%.

Rainfall

In Crystal Lake Park, in April, during 14.8 rainfall days, 3.31" (84mm) of precipitation is typically accumulated. In Crystal Lake Park, during the entire year, the rain falls for 144.8 days and collects up to 30.59" (777mm) of precipitation.

Snowfall

In Crystal Lake Park, snow does not fall in April through October.

Daylight

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 7:25 pm. On the last day of April, sunrise is at 6:04 am and sunset at 7:53 pm CDT.

Sunshine

In Crystal Lake Park, the average sunshine in April is 8.6h.

UV index

In Crystal Lake Park, the average daily maximum UV index in April is 5. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for average individuals.
Note: The maximum daily UV index, 5 in April, converts into the following recommendations:
Take care. Persons with lighter skin might suffer burns in less than 30 minutes. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly. Be mindful! The reflection from snow can increase the Sun's UV radiation nearly twice.
Updated: Jun 28, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in April?

The high-temperature, in April, in Crystal Lake Park, is 65.5°F (18.6°C), while the low-temperature averages to 48°F (8.9°C).

What is the average humidity in April?

In April, the average relative humidity is 75%.

How much does it rain in April?

In April, the rain falls for 14.8 days. Throughout April, 3.31" (84mm) of precipitation is accumulated.

When it does not snow?

April through October are months without snowfall in Crystal Lake Park.

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 Crystal Lake Park have in April?

In Crystal Lake Park, the average day length in April is 13h and 14min.

When are sunrise and sunset in April?

On the first day of April, sunrise is at 6:45 am and sunset at 7:25 pm. On the last day of the month, sunrise is at 6:04 am and sunset at 7:53 pm CDT.

How long on average sun shines in April?

The average sunshine duration in April is 8.6h.

What is the UV index reading in April?

The average daily maximum UV index in April is 5. A UV Index reading of 3 to 5 represents a medium health risk from unprotected exposure to UV radiation.
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
Crystal Lake Park, MO

Average temperature in April - Crystal Lake Park, MO
  • Average high temperature in April: 65.5°F

The warmest month (with the highest average high temperature) is July (86.9°F).
The month with the lowest average high temperature is January (37.8°F).

  • Average low temperature in April: 48°F

The month with the highest average low temperature is July (69.1°F).
The coldest month (with the lowest average low temperature) is January (24.3°F).

Average pressure in April
Crystal Lake Park, MO

Average pressure in April - Crystal Lake Park, 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
Crystal Lake Park, MO

Average wind speed in April - Crystal Lake Park, MO
  • Average wind speed in April: 8.9mph

The windiest month (with the highest average wind speed) is January (9.2mph).
The calmest months (with the lowest average wind speed) are July and August (5.5mph).

Average humidity in April
Crystal Lake Park, MO

Average humidity in April - Crystal Lake Park, 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 (70%).

Average rainfall in April
Crystal Lake Park, MO

Average rainfall in April - Crystal Lake Park, MO
  • Average rainfall in April: 3.31"

The wettest month (with the highest rainfall) is May (3.58").
The driest month (with the least rainfall) is February (1.69").

Average rainfall days in April
Crystal Lake Park, MO

Average rainfall days in April - Crystal Lake Park, MO
  • Average rainfall days in April: 14.8 days

The month with the highest number of rainy days is May (16.9 days).
The month with the least rainy days is January (6.5 days).

Average snowfall in April
Crystal Lake Park, MO

Average snowfall in April - Crystal Lake Park, MO
  • Average snowfall in April: 0"

The month with the highest snowfall is February (2.6").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in April
Crystal Lake Park, MO

Average snowfall days in April - Crystal Lake Park, MO
  • Average snowfall days in April: 0.1 days

The month with the highest number of snowfall days is February (5.2 days).
The months with the least snowfall days are May, June, July and August (0 days).

Average daylight in April /
Average sunshine in April
Crystal Lake Park, MO

Average daylight in April / Average sunshine in April - Crystal Lake Park, 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 4min

The months with the most sunshine are June and July (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 4h and 36min).

Average sunshine days in April
Crystal Lake Park, MO

Average sunshine days in April - Crystal Lake Park, MO
  • Average sunshine days in April: 14.2 days

The month with the most sunshine days is January (21 days).
The month with the least sunshine days is June (11.2 days).

Average UV index in April
Crystal Lake Park, MO

Average UV index in April - Crystal Lake Park, MO
  • Average UV index in April: 5

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 and December (UV index 2).

Average cloud cover in April
Crystal Lake Park, MO

Average cloud cover in April - Crystal Lake Park, MO
  • Average cloud cover in April: 41

The month with the most cloud cover is January (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 27).

Average visibility in April
Crystal Lake Park, MO

Average visibility in April - Crystal Lake Park, 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).

Crystal Lake Park, Missouri, USA

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