April weather forecast
Green Brier, IA

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Weather in April

April is a moderate spring month in Green Brier, Iowa, with temperature in the range of an average high of 58.5°F (14.7°C) and an average low of 42.1°F (5.6°C).

Temperature

April signals a shift in the average high-temperature, moving from March's chilly 46°F (7.8°C) to a refreshing 58.5°F (14.7°C). Green Brier experiences an average temperature drop to a wintry 42.1°F (5.6°C) during April nights.

Humidity

In Green Brier, the average relative humidity in April is 70%.

Rainfall

In Green Brier, in April, during 14.7 rainfall days, 2.76" (70mm) of precipitation is typically accumulated. In Green Brier, during the entire year, the rain falls for 125.7 days and collects up to 26.5" (673mm) of precipitation.

Snowfall

Months with snowfall are January through May, October through December. In Green Brier, during April, snow falls for 1.7 days and regularly aggregates up to 1.26" (32mm) of snow. In Green Brier, Iowa, during the entire year, snow falls for 38.1 days and aggregates up to 15.31" (389mm) of snow.

Daylight

In April, the average length of the day in Green Brier is 13h and 23min.
On the first day of April, sunrise is at 6:58 am and sunset at 7:43 pm. On the last day of the month, sunrise is at 6:13 am and sunset at 8:15 pm CDT.

Sunshine

In Green Brier, the average sunshine in April is 7.8h.

UV index

In April, the average daily maximum UV index is 3. A UV Index of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for the average person.
Note: In April, a daily UV index of 3 turns into the following recommendations:
Put precautions into practice - Ensuring skin and eye safety is a necessity. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage. Stay alert! Snow's reflective properties can almost double the UV radiation from the Sun.
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Frequently asked questions

What are April temperatures in Green Brier?

In April, in Green Brier, the average high-temperature is 58.5°F (14.7°C), and the average low-temperature is 42.1°F (5.6°C).

What is the average humidity in April in Green Brier?

The average relative humidity in April in Green Brier is 70%.

How many days does it rain in April in Green Brier?

In Green Brier, in April, during 14.7 rainfall days, 2.76" (70mm) of precipitation is typically accumulated.

How much does it snow in Green Brier in April?

In Green Brier, Iowa, during April, snow falls for 1.7 days and regularly aggregates up to 1.26" (32mm) of snow.

How many hours of daylight does Green Brier have in April?

In April, the average day length in Green Brier, Iowa, is 13h and 23min.

When are sunrise and sunset in April in Green Brier?

In April, on the first day of the month, sunrise is at 6:58 am and sunset at 7:43 pm. On the last day of the month, in Green Brier, sunrise is at 6:13 am and sunset at 8:15 pm CDT.

How many hours of sunshine does Green Brier have in April?

The average sunshine duration in April in Green Brier, Iowa, is 7.8h.

What is the UV index intensity in April in Green Brier?

The average daily maximum UV index in April in Green Brier is 3. A UV Index estimate of 3 to 5 represents a moderate health threat from unsafe exposure to Sun's UV rays.
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
Green Brier, IA

Average temperature in April - Green Brier, IA
  • Average high temperature in April: 58.5°F

The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (26.8°F).

  • Average low temperature in April: 42.1°F

The month with the highest average low temperature is July (64.6°F).
The coldest month (with the lowest average low temperature) is January (13.5°F).

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Average pressure in April
Green Brier, IA

Average pressure in April - Green Brier, IA
  • Average pressure in April: 29.93"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).

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Average wind speed in April
Green Brier, IA

Average wind speed in April - Green Brier, IA
  • Average wind speed in April: 10.7mph

The windiest month (with the highest average wind speed) is April (10.7mph).
The calmest months (with the lowest average wind speed) are July and August (7.1mph).

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Average humidity in April
Green Brier, IA

Average humidity in April - Green Brier, IA
  • Average humidity in April: 70%

The month with the highest relative humidity is January (84%).
The month with the lowest relative humidity is October (69%).

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Average rainfall in April
Green Brier, IA

Average rainfall in April - Green Brier, IA
  • Average rainfall in April: 2.76"

The wettest month (with the highest rainfall) is May (4.06").
The driest month (with the least rainfall) is January (0.87").

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Average rainfall days in April
Green Brier, IA

Average rainfall days in April - Green Brier, IA
  • Average rainfall days in April: 14.7 days

The month with the highest number of rainy days is June (17.3 days).
The month with the least rainy days is February (3.4 days).

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Average snowfall in April
Green Brier, IA

Average snowfall in April - Green Brier, IA
  • Average snowfall in April: 1.26"

The month with the highest snowfall is January (4.29").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in April
Green Brier, IA

Average snowfall days in April - Green Brier, IA
  • Average snowfall days in April: 1.7 days

The month with the highest number of snowfall days is January (9.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in April /
Average sunshine in April
Green Brier, IA

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

The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).

  • Average sunshine in April: 7h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).

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Average sunshine days in April
Green Brier, IA

Average sunshine days in April - Green Brier, IA
  • Average sunshine days in April: 12.9 days

The month with the most sunshine days is November (19.4 days).
The month with the least sunshine days is June (11.1 days).

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Average UV index in April
Green Brier, IA

Average UV index in April - Green Brier, IA
  • Average UV index in April: 3

The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, October, November and December (UV index 2).

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Average cloud cover in April
Green Brier, IA

Average cloud cover in April - Green Brier, IA
  • Average cloud cover in April: 46

The month with the most cloud cover is January (Cloud cover 55).
The months with the least cloud cover are July and September (Cloud cover 30).

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Average visibility in April
Green Brier, IA

Average visibility in April - Green Brier, IA
  • Average visibility in April: 6mi

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

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Green Brier, Iowa, USA

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