April weather forecast
Iron Mountain Lake, MO

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Weather in April

April is an enjoyable spring month in Iron Mountain Lake, Missouri, with an average temperature fluctuating between 65.7°F (18.7°C) and 47.3°F (8.5°C).

Temperature

Iron Mountain Lake's April weather brings a rise in high-temperatures, moving from a cool 54.9°F (12.7°C) in March to a refreshing 65.7°F (18.7°C). Iron Mountain Lake experiences an average nighttime temperature of 47.3°F (8.5°C) in the month of April.

Humidity

In Iron Mountain Lake, the average relative humidity in April is 77%.

Rainfall

In Iron Mountain Lake, in April, it is raining for 14.6 days, with typically 3.66" (93mm) of accumulated precipitation. In Iron Mountain Lake, during the entire year, the rain falls for 154.7 days and collects up to 32.64" (829mm) of precipitation.

Snowfall

In Iron Mountain Lake, snow does not fall in April through October.

Daylight

In Iron Mountain Lake, the average length of the day in April is 13h and 12min.
On the first day of the month, sunrise is at 6:46 am and sunset at 7:25 pm. On the last day of April, sunrise is at 6:06 am and sunset at 7:52 pm CDT.

Sunshine

In Iron Mountain Lake, the average sunshine in April is 8.5h.

UV index

In April, the average daily maximum UV index is 4. A UV Index of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for average individuals.
Note: The maximum UV index of 4 during April leads to these instructions:
Safety measures are advised. Light-skinned individuals may experience burns in under half an hour. The Sun's radiation is especially intense around midday; try to stay in shade during this period. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat. Mark this! Snow reflection can nearly double the UV radiation intensity from the Sun.
Updated: Aug 21, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average April temperature?

An average high-temperature, in April, in Iron Mountain Lake, is 65.7°F (18.7°C) and the average low-temperature is 47.3°F (8.5°C).

What is the average humidity in April?

In April, the average relative humidity is 77%.

How many days does it rain in April?

In April, the rain falls for 14.6 days. Throughout April, 3.66" (93mm) of precipitation is accumulated.

When it does not snow?

April through 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.

What is the average length of the day in April?

The average day length in April is 13h and 12min.

When is the sunrise / sunset in April?

On the first day of April, sunrise is at 6:46 am and sunset at 7:25 pm. On the last day of the month, sunrise is at 6:06 am and sunset at 7:52 pm CDT.

How long on average sun shines in April?

In April, the average sunshine duration is 8.5h.

What is the UV index intensity in April in Iron Mountain Lake?

The average daily maximum UV index in April is 4. A UV Index estimate of 3 to 5 represents a medium health risk 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
Iron Mountain Lake, MO

Average temperature in April - Iron Mountain Lake, MO
  • Average high temperature in April: 65.7°F

The warmest month (with the highest average high temperature) is July (88°F).
The month with the lowest average high temperature is January (39.6°F).

  • Average low temperature in April: 47.3°F

The month with the highest average low temperature is July (67.3°F).
The coldest month (with the lowest average low temperature) is January (25.2°F).

Average pressure in April
Iron Mountain Lake, MO

Average pressure in April - Iron Mountain Lake, 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 (29.93"Hg).

Average wind speed in April
Iron Mountain Lake, MO

Average wind speed in April - Iron Mountain Lake, MO
  • Average wind speed in April: 8.2mph

The windiest month (with the highest average wind speed) is January (8.6mph).
The calmest month (with the lowest average wind speed) is August (5mph).

Average humidity in April
Iron Mountain Lake, MO

Average humidity in April - Iron Mountain Lake, MO
  • Average humidity in April: 77%

The month with the highest relative humidity is May (79%).
The month with the lowest relative humidity is October (73%).

Average rainfall in April
Iron Mountain Lake, MO

Average rainfall in April - Iron Mountain Lake, MO
  • Average rainfall in April: 3.66"

The wettest month (with the highest rainfall) is May (3.78").
The driest month (with the least rainfall) is September (1.77").

Average rainfall days in April
Iron Mountain Lake, MO

Average rainfall days in April - Iron Mountain Lake, MO
  • Average rainfall days in April: 14.6 days

The month with the highest number of rainy days is July (17.2 days).
The month with the least rainy days is December (7.9 days).

Average snowfall in April
Iron Mountain Lake, MO

Average snowfall in April - Iron Mountain Lake, MO
  • Average snowfall in April: 0"

The month with the highest snowfall is February (2.72").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in April
Iron Mountain Lake, MO

Average snowfall days in April - Iron Mountain Lake, MO
  • Average snowfall days in April: 0.4 days

The month with the highest number of snowfall days is February (6.5 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
Iron Mountain Lake, MO

Average daylight in April / Average sunshine in April - Iron Mountain Lake, MO
  • Average daylight in April: 13h and 1min

The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).

  • Average sunshine in April: 8h and 3min

The month with the most sunshine is June (Average sunshine: 10h and 30min).
The months with the least sunshine are January and February (Average sunshine: 4h and 48min).

Average sunshine days in April
Iron Mountain Lake, MO

Average sunshine days in April - Iron Mountain Lake, MO
  • Average sunshine days in April: 13.7 days

The months with the most sunshine days are November and December (18.9 days).
The month with the least sunshine days is July (10.9 days).

Average UV index in April
Iron Mountain Lake, MO

Average UV index in April - Iron Mountain Lake, MO
  • Average UV index in April: 4

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, November and December (UV index 2).

Average cloud cover in April
Iron Mountain Lake, MO

Average cloud cover in April - Iron Mountain Lake, MO
  • Average cloud cover in April: 42

The month with the most cloud cover is February (Cloud cover 49).
The month with the least cloud cover is June (Cloud cover 29).

Average visibility in April
Iron Mountain Lake, MO

Average visibility in April - Iron Mountain Lake, MO
  • Average visibility in April: 6mi

The months with the highest visibility are January, February, March, April, June, October, November and December (6mi).
The months with the lowest visibility are May, July, August and September (5mi).

Iron Mountain Lake, Missouri, USA

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