April weather forecast
Lucas, IA

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Weather in April

April in Lucas, Iowa, is a mild spring month, with an average temperature fluctuating between 42.4°F (5.8°C) and 60.1°F (15.6°C).

Temperature

Lucas's weather shows a temperature rise with the arrival of April, moving from a frosty 47.8°F (8.8°C) in March to a moderate 60.1°F (15.6°C). In the month of April, the average low-temperature usually rests at a wintry 42.4°F (5.8°C).

Humidity

The average relative humidity in April is 74%.

Rainfall

In Lucas, in April, it is raining for 14.5 days, with typically 2.48" (63mm) of accumulated precipitation. Throughout the year, there are 131.1 rainfall days, and 25.71" (653mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, October through December. In Lucas, Iowa, during April, snow falls for 1.3 days and regularly aggregates up to 1.38" (35mm) of snow. In Lucas, during the entire year, snow falls for 33.4 days and aggregates up to 13.54" (344mm) of snow.

Daylight

In Lucas, the average length of the day in April is 13h and 20min.
On the first day of April, sunrise is at 6:55 am and sunset at 7:39 pm. On the last day of the month, sunrise is at 6:11 am and sunset at 8:10 pm CDT.

Sunshine

In Lucas, the average sunshine in April is 8h.

UV index

In April, the average daily maximum UV index is 4. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for ordinary individuals.
Note: The UV index of 4 in April translates into these instructions:
Make use of precautions - It is urged to ward off sun damage. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage. Heed this! Snow reflection can almost augment the UV radiation of the sun by double.
Updated: Jun 26, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in April?

Lucas in April has an average high-temperature of 60.1°F (15.6°C) and an average low-temperature of 42.4°F (5.8°C).

What is the average humidity in April?

In Lucas, the average relative humidity in April is 74%.

How many days does it rain in April?

In Lucas, Iowa, in April, it is raining for 14.5 days, with typically 2.48" (63mm) of accumulated precipitation.

How many days does it snow in April?

In Lucas, in April, snow falls for 1.3 days, with typically accumulated 1.38" (35mm) of snow.

How many hours of daylight does Lucas have in April?

In Lucas, the average day length in April is 13h and 20min.

When are sunrise and sunset in April?

In April, on the first day of the month, sunrise is at 6:55 am and sunset at 7:39 pm. On the last day of the month, sunrise is at 6:11 am and sunset at 8:10 pm CDT.

How long on average sun shines in April?

In April, the average sunshine duration is 8h.

How high is the UV index in April?

In April, the average daily maximum UV index is 4. A UV Index estimate of 3 to 5 represents a moderate health threat 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
Lucas, IA

Average temperature in April - Lucas, IA
  • Average high temperature in April: 60.1°F

The warmest month (with the highest average high temperature) is July (83.1°F).
The month with the lowest average high temperature is January (29.3°F).

  • Average low temperature in April: 42.4°F

The month with the highest average low temperature is July (65.7°F).
The coldest month (with the lowest average low temperature) is January (16°F).

Average pressure in April
Lucas, IA

Average pressure in April - Lucas, IA
  • Average pressure in April: 29.92"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).

Average wind speed in April
Lucas, IA

Average wind speed in April - Lucas, IA
  • Average wind speed in April: 10.5mph

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 (7.1mph).

Average humidity in April
Lucas, IA

Average humidity in April - Lucas, IA
  • Average humidity in April: 74%

The month with the highest relative humidity is June (83%).
The month with the lowest relative humidity is October (72%).

Average rainfall in April
Lucas, IA

Average rainfall in April - Lucas, IA
  • Average rainfall in April: 2.48"

The wettest month (with the highest rainfall) is June (3.74").
The driest month (with the least rainfall) is January (0.94").

Average rainfall days in April
Lucas, IA

Average rainfall days in April - Lucas, IA
  • Average rainfall days in April: 14.5 days

The month with the highest number of rainy days is May (16.7 days).
The month with the least rainy days is January (4.7 days).

Average snowfall in April
Lucas, IA

Average snowfall in April - Lucas, IA
  • Average snowfall in April: 1.38"

The month with the highest snowfall is February (4.13").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in April
Lucas, IA

Average snowfall days in April - Lucas, IA
  • Average snowfall days in April: 1.3 days

The month with the highest number of snowfall days is January (10.2 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in April /
Average sunshine in April
Lucas, IA

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

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in April: 8h and 0min

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).

Average sunshine days in April
Lucas, IA

Average sunshine days in April - Lucas, IA
  • Average sunshine days in April: 13.4 days

The month with the most sunshine days is November (19.3 days).
The month with the least sunshine days is June (10.7 days).

Average UV index in April
Lucas, IA

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

The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is January (UV index 1).

Average cloud cover in April
Lucas, IA

Average cloud cover in April - Lucas, IA
  • Average cloud cover in April: 45

The month with the most cloud cover is January (Cloud cover 54).
The months with the least cloud cover are July and August (Cloud cover 30).

Average visibility in April
Lucas, IA

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

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

Lucas, Iowa, USA

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