April weather forecast
Maryland Heights, MO

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Weather in April

April is an enjoyable spring month in Maryland Heights, Missouri, with an average temperature ranging between min 48°F (8.9°C) and max 65.3°F (18.5°C).

Temperature

Maryland Heights's transition into April is marked by a temperature shift, moving from a fresh 54.1°F (12.3°C) in March to a refreshing 65.3°F (18.5°C). During April, Maryland Heights experiences a consistent low-temperature average of 48°F (8.9°C).

Humidity

In April, the average relative humidity is 75%.

Rainfall

In Maryland Heights, during April, the rain falls for 14.8 days and regularly aggregates up to 3.19" (81mm) of precipitation. In Maryland Heights, during the entire year, the rain falls for 141.9 days and collects up to 27.68" (703mm) of precipitation.

Snowfall

April through October are months without snowfall.

Daylight

In Maryland Heights, the average length of the day in April is 13h and 14min.
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.

Sunshine

In April, the average sunshine in Maryland Heights is 8.6h.

UV index

The average daily maximum UV index in April is 5. A UV Index reading of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for the ordinary person.
Note: A maximum UV index of 5 in April translates into the following recommendations:
Adopt protective measures - Suggestions to resist sunburn are offered. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation. Be alert to the fact! The reflection from snow can nearly double the UV radiation of the Sun.
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are April temperatures in Maryland Heights?

In April, in Maryland Heights, the average high-temperature is 65.3°F (18.5°C), and the average low-temperature is 48°F (8.9°C).

What is the average humidity in April in Maryland Heights?

In Maryland Heights, the average relative humidity in April is 75%.

How many days does it rain in April in Maryland Heights?

In Maryland Heights, Missouri, in April, during 14.8 rainfall days, 3.19" (81mm) of precipitation is typically accumulated.

When it does not snow in Maryland Heights?

In Maryland Heights, snow does not fall in April through October.

Does it snow in Maryland Heights in April?

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

What is the average length of the day in April in Maryland Heights?

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

When are sunrise and sunset in April in Maryland Heights?

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

How many hours of sunshine does Maryland Heights have in April?

In April, the average sunshine duration in Maryland Heights, Missouri, is 8.6h.

How high is the UV index in April in Maryland Heights?

In Maryland Heights, Missouri, the average daily maximum UV index in April is 5. A UV Index estimate of 3 to 5 represents a moderate vulnerability from exposure to the Sun's 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
Maryland Heights, MO

Average temperature in April - Maryland Heights, MO
  • Average high temperature in April: 65.3°F

The warmest month (with the highest average high temperature) is July (86.7°F).
The month with the lowest average high temperature is January (37.2°F).

  • Average low temperature in April: 48°F

The month with the highest average low temperature is July (68.9°F).
The coldest month (with the lowest average low temperature) is January (24.3°F).

Average pressure in April
Maryland Heights, MO

Average pressure in April - Maryland Heights, 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
Maryland Heights, MO

Average wind speed in April - Maryland Heights, MO
  • Average wind speed in April: 8.9mph

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

Average humidity in April
Maryland Heights, MO

Average humidity in April - Maryland Heights, MO
  • Average humidity in April: 75%

The month with the highest relative humidity is May (77%).
The month with the lowest relative humidity is October (70%).

Average rainfall in April
Maryland Heights, MO

Average rainfall in April - Maryland Heights, MO
  • Average rainfall in April: 3.19"

The wettest month (with the highest rainfall) is May (3.31").
The driest month (with the least rainfall) is February (1.42").

Average rainfall days in April
Maryland Heights, MO

Average rainfall days in April - Maryland Heights, MO
  • Average rainfall days in April: 14.8 days

The month with the highest number of rainy days is July (16.3 days).
The months with the least rainy days are February and December (7.3 days).

Average snowfall in April
Maryland Heights, MO

Average snowfall in April - Maryland Heights, MO
  • Average snowfall in April: 0"

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

Average snowfall days in April
Maryland Heights, MO

Average snowfall days in April - Maryland Heights, MO
  • Average snowfall days in April: 0.2 days

The month with the highest number of snowfall days is January (6.8 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
Maryland Heights, MO

Average daylight in April / Average sunshine in April - Maryland Heights, 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 month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 4h and 36min).

Average sunshine days in April
Maryland Heights, MO

Average sunshine days in April - Maryland Heights, MO
  • Average sunshine days in April: 13.2 days

The month with the most sunshine days is October (19.2 days).
The month with the least sunshine days is July (11.4 days).

Average UV index in April
Maryland Heights, MO

Average UV index in April - Maryland Heights, 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
Maryland Heights, MO

Average cloud cover in April - Maryland Heights, 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
Maryland Heights, MO

Average visibility in April - Maryland Heights, 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).

Maryland Heights, Missouri, USA

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