April weather forecast
Casa Grande, AZ

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Weather in April

The fourth month of the year witnesses a perceptible surge in temperatures, fully embracing the arrival of spring in Casa Grande. The city basks in a maximum 13 hours of daylight, resulting in longer, sunlit days to enjoy the outdoors. Seeing a slight dip in pressure from 29.96in to 29.88in, the weather becomes more placid with the passing of each day. A rather moderate variation in temperatures is observed, from a comfortable 59.9°F (15.5°C) at dawn to a moderately warm 82.9°F (28.3°C) at its peak. Transitioning towards May, the city prepares itself for the upcoming rise in temperatures which is a prelude to the approaching summer.

Temperature

April's arrival is noted with a slight increase in the average high-temperature, moving from 75.9°F (24.4°C) in March to a still moderately hot 82.9°F (28.3°C). With a notable disparity from daily peak temperatures, the average low-temperature settles at a moderate 59.9°F (15.5°C) throughout April.

Humidity

The average relative humidity in April is 21%.

Rainfall

In Casa Grande, in April, during 2.4 rainfall days, 0.16" (4mm) of precipitation is typically accumulated. In Casa Grande, during the entire year, the rain falls for 59.1 days and collects up to 7.36" (187mm) of precipitation.

Daylight

The average length of the day in April is 13h and 1min.
On the first day of the month, sunrise is at 6:13 am and sunset at 6:47 pm. On the last day of April, in Casa Grande, sunrise is at 5:39 am and sunset at 7:08 pm MST.

Sunshine

In Casa Grande, the average sunshine in April is 10.8h.

UV index

The average daily maximum UV index in April is 6. A UV Index estimate of 6 to 7 represents a high health hazard from unsafe exposure to UV radiation for the average person.
Note: An average maximum UV index of 6 in April leads to these recommendations:
Act on precautions and pay attention to sun safety recommendations. Avoidance of sunburn is obligatory. Minimize exposure to direct sunlight and seek shade from 10 a.m. to 4 p.m., when UV radiation is most intense, but remember that shade structures may not offer complete protection. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense.
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Frequently asked questions

Is it hot in Casa Grande during April?

In April, in Casa Grande, the average high-temperature is 82.9°F (28.3°C), and the average low-temperature is 59.9°F (15.5°C).

What is the average humidity in April in Casa Grande?

In Casa Grande, Arizona, the average relative humidity in April is 21%.

How many days does it rain in April in Casa Grande?

In April, in Casa Grande, Arizona, the rain falls for 2.4 days. Throughout April, 0.16" (4mm) of precipitation is accumulated.

What is the average length of the day in April in Casa Grande?

In April, the average day length in Casa Grande, Arizona, is 13h and 1min.

When is the sunrise / sunset in April in Casa Grande?

In April, on the first day of the month, sunrise is at 6:13 am and sunset at 6:47 pm. On the last day of the month, in Casa Grande, Arizona, sunrise is at 5:39 am and sunset at 7:08 pm MST.

How many hours of sunshine does Casa Grande have in April?

In April, the average sunshine duration in Casa Grande, Arizona, is 10.8h.

How high is the UV index in April in Casa Grande?

In Casa Grande, the average daily maximum UV index in April is 6. A UV Index of 6 to 7 symbolizes a high health threat from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in April
Casa Grande, AZ

Average temperature in April - Casa Grande, AZ
  • Average high temperature in April: 82.9°F

The warmest month (with the highest average high temperature) is July (102°F).
The month with the lowest average high temperature is December (62.6°F).

  • Average low temperature in April: 59.9°F

The month with the highest average low temperature is August (82.9°F).
The coldest month (with the lowest average low temperature) is January (46.4°F).

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Average pressure in April
Casa Grande, AZ

Average pressure in April - Casa Grande, AZ
  • Average pressure in April: 29.88"Hg

The month with the highest atmospheric pressure is January (30.08"Hg).
The month with the lowest atmospheric pressure is June (29.81"Hg).

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Average wind speed in April
Casa Grande, AZ

Average wind speed in April - Casa Grande, AZ
  • Average wind speed in April: 7.1mph

The windiest months (with the highest average wind speed) are April and May (7.1mph).
The calmest months (with the lowest average wind speed) are January and December (4.9mph).

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Average humidity in April
Casa Grande, AZ

Average humidity in April - Casa Grande, AZ
  • Average humidity in April: 21%

The month with the highest relative humidity is December (45%).
The month with the lowest relative humidity is June (16%).

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Average rainfall in April
Casa Grande, AZ

Average rainfall in April - Casa Grande, AZ
  • Average rainfall in April: 0.16"

The wettest month (with the highest rainfall) is July (1.02").
The driest month (with the least rainfall) is June (0.12").

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Average rainfall days in April
Casa Grande, AZ

Average rainfall days in April - Casa Grande, AZ
  • Average rainfall days in April: 2.4 days

The month with the highest number of rainy days is July (10.7 days).
The month with the least rainy days is June (1.8 days).

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Average daylight in April /
Average sunshine in April
Casa Grande, AZ

Average daylight in April / Average sunshine in April - Casa Grande, AZ
  • Average daylight in April: 13h and 0min

The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).

  • Average sunshine in April: 10h and 5min

The month with the most sunshine is June (Average sunshine: 12h and 12min).
The month with the least sunshine is December (Average sunshine: 6h and 54min).

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Average sunshine days in April
Casa Grande, AZ

Average sunshine days in April - Casa Grande, AZ
  • Average sunshine days in April: 27.6 days

The month with the most sunshine days is May (28.4 days).
The month with the least sunshine days is July (15.4 days).

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Average UV index in April
Casa Grande, AZ

Average UV index in April - Casa Grande, AZ
  • Average UV index in April: 6

The months with the highest UV index are June, July and August (UV index 8).
The month with the lowest UV index is December (UV index 3).

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Average cloud cover in April
Casa Grande, AZ

Average cloud cover in April - Casa Grande, AZ
  • Average cloud cover in April: 11

The month with the most cloud cover is December (Cloud cover 21).
The month with the least cloud cover is June (Cloud cover 6).

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Average visibility in April
Casa Grande, AZ

Average visibility in April - Casa Grande, AZ
  • 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).

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Casa Grande, Arizona, USA

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