April weather forecast
Terril, IA

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Weather in April

April is a cool spring month in Terril, Iowa, with temperature in the range of an average high of 55°F (12.8°C) and an average low of 39.6°F (4.2°C).

Temperature

Terril's weather shows a temperature rise with the arrival of April, moving from an icy 41.7°F (5.4°C) in March to a cool 55°F (12.8°C). The average temperature in Terril during April nights dips to a cold 39.6°F (4.2°C).

Humidity

In Terril, the average relative humidity in April is 69%.

Rainfall

In April, in Terril, the rain falls for 13.7 days. Throughout April, 2.56" (65mm) of precipitation is accumulated. Throughout the year, there are 121.8 rainfall days, and 23.27" (591mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, October through December. In Terril, in April, during 2.7 snowfall days, 1.81" (46mm) of snow is typically accumulated. Throughout the year, in Terril, there are 48.3 snowfall days, and 21.18" (538mm) of snow is accumulated.

Daylight

In April, the average length of the day in Terril is 13h and 27min.
On the first day of April, sunrise is at 7:00 am and sunset at 7:46 pm. On the last day of the month, sunrise is at 6:13 am and sunset at 8:20 pm CDT.

Sunshine

The average sunshine in April is 7.9h.

UV index

In Terril, the average daily maximum UV index in April is 4. A UV Index reading of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.
Note: A typical high UV index of 4 in April suggests the following recommendations:
Undertake protective steps - Preventing sun damage is advised. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense. Consider carefully! The reflective quality of snow can almost double the intensity of the Sun's UV radiation.
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Frequently asked questions

What is the temperature in April in Terril?

The high-temperature, in April, in Terril, is 55°F (12.8°C), while the low-temperature averages to 39.6°F (4.2°C).

What is the average humidity in April in Terril?

In April, the average relative humidity in Terril is 69%.

How much does it rain in Terril in April?

In Terril, Iowa, in April, during 13.7 rainfall days, 2.56" (65mm) of precipitation is typically accumulated.

How much does it snow in Terril in April?

In Terril, in April, snow falls for 2.7 days, with typically accumulated 1.81" (46mm) of snow.

What is the average length of the day in April in Terril?

The average day length in April is 13h and 27min.

What time are sunrise and sunset in April in Terril?

On the first day of April, sunrise is at 7:00 am and sunset at 7:46 pm. On the last day of the month, sunrise is at 6:13 am and sunset at 8:20 pm CDT.

How long on average sun shines in April in Terril?

In April, the average sunshine duration in Terril is 7.9h.

What is the UV index intensity in April in Terril?

In April, the average daily maximum UV index is 4. A UV Index value of 3 to 5 symbolizes a medium health risk from unprotected exposure to 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
Terril, IA

Average temperature in April - Terril, IA
  • Average high temperature in April: 55°F

The warmest month (with the highest average high temperature) is July (80.2°F).
The month with the lowest average high temperature is January (22.8°F).

  • Average low temperature in April: 39.6°F

The month with the highest average low temperature is July (62.6°F).
The coldest month (with the lowest average low temperature) is January (9.5°F).

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Average pressure in April
Terril, IA

Average pressure in April - Terril, IA
  • 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 (29.87"Hg).

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Average wind speed in April
Terril, IA

Average wind speed in April - Terril, IA
  • Average wind speed in April: 11.1mph

The windiest month (with the highest average wind speed) is January (11.2mph).
The calmest month (with the lowest average wind speed) is July (7.7mph).

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Average humidity in April
Terril, IA

Average humidity in April - Terril, IA
  • Average humidity in April: 69%

The month with the highest relative humidity is January (88%).
The month with the lowest relative humidity is October (68%).

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Average rainfall in April
Terril, IA

Average rainfall in April - Terril, IA
  • Average rainfall in April: 2.56"

The wettest month (with the highest rainfall) is June (3.46").
The driest month (with the least rainfall) is January (0.83").

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Average rainfall days in April
Terril, IA

Average rainfall days in April - Terril, IA
  • Average rainfall days in April: 13.7 days

The month with the highest number of rainy days is June (16.1 days).
The month with the least rainy days is February (3 days).

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Average snowfall in April
Terril, IA

Average snowfall in April - Terril, IA
  • Average snowfall in April: 1.81"

The month with the highest snowfall is February (5.04").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in April
Terril, IA

Average snowfall days in April - Terril, IA
  • Average snowfall days in April: 2.7 days

The month with the highest number of snowfall days is December (11 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
Terril, IA

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

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

  • Average sunshine in April: 7h and 5min

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 0min).

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Average sunshine days in April
Terril, IA

Average sunshine days in April - Terril, IA
  • Average sunshine days in April: 13 days

The month with the most sunshine days is November (18.8 days).
The month with the least sunshine days is June (10.8 days).

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Average UV index in April
Terril, IA

Average UV index in April - Terril, IA
  • Average UV index in April: 4

The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February and November (UV index 1).

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Average cloud cover in April
Terril, IA

Average cloud cover in April - Terril, IA
  • Average cloud cover in April: 46

The month with the most cloud cover is January (Cloud cover 58).
The month with the least cloud cover is July (Cloud cover 30).

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Average visibility in April
Terril, IA

Average visibility in April - Terril, IA
  • Average visibility in April: 6mi

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

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Terril, Iowa, USA

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