April weather forecast
Mount Sterling, IA

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Weather in April

April in Mount Sterling, Iowa, is an enjoyable spring month, with an average temperature ranging between min 43.9°F (6.6°C) and max 61.3°F (16.3°C).

Temperature

As April begins, there is an increase in the average high-temperature, moving from a frosty 49.5°F (9.7°C) in March to a comfortable 61.3°F (16.3°C). In the month of April, an average of 43.9°F (6.6°C) marks the low-temperature.

Humidity

In April, the average relative humidity is 75%.

Rainfall

In April, in Mount Sterling, the rain falls for 14.4 days. Throughout April, 3.19" (81mm) of precipitation is accumulated. In Mount Sterling, during the entire year, the rain falls for 136.6 days and collects up to 28.5" (724mm) of precipitation.

Snowfall

January through April, October through December are months with snowfall. April is the last month it regularly snows. During 0.8 snowfall days, in April, Mount Sterling aggregates 1.3" (33mm) of snow. Throughout the year, in Mount Sterling, there are 25.3 snowfall days, and 13.86" (352mm) of snow is accumulated.

Daylight

In Mount Sterling, Iowa, the average length of the day in April is 13h and 19min.
On the first day of the month, sunrise is at 6:49 am and sunset at 7:32 pm. On the last day of April, sunrise is at 6:06 am and sunset at 8:03 pm CDT.

Sunshine

In April, the average sunshine is 8.1h.

UV index

In Mount Sterling, the average daily maximum UV index in April is 4. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for average individuals.
Note: An average UV index of 4 in April transforms into this advice:
Put precautions into practice - Protective measures against sun-induced damage are advised. The solar radiation around mid-day is intense; avoid the Sun and stay safe. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays. Note this! The Sun's UV radiation can nearly be doubled by the reflection off snow.
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Mount Sterling in April?

In April, the average high-temperature and low-temperature in Mount Sterling, Iowa, are 61.3°F (16.3°C) and 43.9°F (6.6°C) respectively.

What is the average humidity in April in Mount Sterling?

The average relative humidity in April in Mount Sterling is 75%.

How many days does it rain in April in Mount Sterling?

In Mount Sterling, Iowa, during April, the rain falls for 14.4 days and regularly aggregates up to 3.19" (81mm) of precipitation.

What is the last month it snows in Mount Sterling?

April is the last month it regularly snows in Mount Sterling, Iowa. During 0.8 snowfall days, in April, Mount Sterling aggregates 1.3" (33mm) of snow.

How many hours of daylight does Mount Sterling have in April?

In Mount Sterling, Iowa, the average day length in April is 13h and 19min.

What time are sunrise and sunset in April in Mount Sterling?

In April, on the first day of the month, sunrise is at 6:49 am and sunset at 7:32 pm. On the last day of the month, in Mount Sterling, sunrise is at 6:06 am and sunset at 8:03 pm CDT.

How many hours of sunshine does Mount Sterling have in April?

In Mount Sterling, the average sunshine duration in April is 8.1h.

What is the UV index intensity in April in Mount Sterling?

The average daily maximum UV index in April in Mount Sterling is 4. 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 days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in April
Mount Sterling, IA

Average temperature in April - Mount Sterling, IA
  • Average high temperature in April: 61.3°F

The warmest month (with the highest average high temperature) is July (83.3°F).
The month with the lowest average high temperature is January (31.3°F).

  • Average low temperature in April: 43.9°F

The month with the highest average low temperature is July (66.4°F).
The coldest month (with the lowest average low temperature) is January (18.3°F).

Average pressure in April
Mount Sterling, IA

Average pressure in April - Mount Sterling, IA
  • Average pressure in April: 29.93"Hg

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

Average wind speed in April
Mount Sterling, IA

Average wind speed in April - Mount Sterling, IA
  • Average wind speed in April: 10.4mph

The windiest month (with the highest average wind speed) is January (10.7mph).
The calmest months (with the lowest average wind speed) are July and August (6.9mph).

Average humidity in April
Mount Sterling, IA

Average humidity in April - Mount Sterling, IA
  • Average humidity in April: 75%

The month with the highest relative humidity is June (82%).
The month with the lowest relative humidity is October (71%).

Average rainfall in April
Mount Sterling, IA

Average rainfall in April - Mount Sterling, IA
  • Average rainfall in April: 3.19"

The wettest month (with the highest rainfall) is June (4.09").
The driest month (with the least rainfall) is January (1.14").

Average rainfall days in April
Mount Sterling, IA

Average rainfall days in April - Mount Sterling, IA
  • Average rainfall days in April: 14.4 days

The month with the highest number of rainy days is June (17.9 days).
The month with the least rainy days is January (4.8 days).

Average snowfall in April
Mount Sterling, IA

Average snowfall in April - Mount Sterling, IA
  • Average snowfall in April: 1.3"

The month with the highest snowfall is January (4.09").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in April
Mount Sterling, IA

Average snowfall days in April - Mount Sterling, IA
  • Average snowfall days in April: 0.8 days

The month with the highest number of snowfall days is January (7.5 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
Mount Sterling, IA

Average daylight in April / Average sunshine in April - Mount Sterling, IA
  • Average daylight in April: 13h and 2min

The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in April: 8h and 1min

The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 18min).

Average sunshine days in April
Mount Sterling, IA

Average sunshine days in April - Mount Sterling, IA
  • Average sunshine days in April: 13.9 days

The month with the most sunshine days is December (19.7 days).
The month with the least sunshine days is May (10.3 days).

Average UV index in April
Mount Sterling, IA

Average UV index in April - Mount Sterling, IA
  • Average UV index in April: 4

The months with the highest UV index are 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
Mount Sterling, IA

Average cloud cover in April - Mount Sterling, IA
  • Average cloud cover in April: 44

The month with the most cloud cover is January (Cloud cover 53).
The months with the least cloud cover are July, August and September (Cloud cover 29).

Average visibility in April
Mount Sterling, IA

Average visibility in April - Mount Sterling, IA
  • 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).

Mount Sterling, Iowa, USA

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