April weather forecast
South Tucson, AZ

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Weather in April

April is a moderately hot spring month in South Tucson, Arizona, with temperature in the range of an average low of 54.7°F (12.6°C) and an average high of 78.3°F (25.7°C).

Temperature

April's arrival brings a slight change in high-temperatures, adjusting from an agreeable 71.8°F (22.1°C) in March to a moderately hot 78.3°F (25.7°C). South Tucson, during the nights of April, registers a substantial plunge from the daytime high, averaging at a cool 54.7°F (12.6°C).

Humidity

The average relative humidity in April in South Tucson is 23%.

Rainfall

In April, in South Tucson, the rain falls for 2.6 days. Throughout April, 0.16" (4mm) of precipitation is accumulated. In South Tucson, during the entire year, the rain falls for 66.1 days and collects up to 7.95" (202mm) of precipitation.

Snowfall

February through December are months without snowfall.

Daylight

The average length of the day in April in South Tucson is 12h and 59min.
On the first day of April in South Tucson, sunrise is at 6:10 am and sunset at 6:44 pm. On the last day of the month, sunrise is at 5:37 am and sunset at 7:04 pm MST.

Sunshine

The average sunshine in April is 11h.

UV index

In April, the average daily maximum UV index in South Tucson is 6. A UV Index estimate of 6 to 7 represents a high health vulnerability from unsafe exposure to UV radiation for ordinary individuals.
Note: The daily high UV index of 6 in April translates into this advice:
Uphold preventive measures and conform to sun safety guidelines. Defending against skin and eye harm is crucial. The Sun's UV radiation is most intense from 10 a.m. to 4 p.m. Try to avoid direct sun exposure during these hours. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses.
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Frequently asked questions

What are the temperatures in South Tucson in April?

In South Tucson, 78.3°F (25.7°C) is the average high-temperature and 54.7°F (12.6°C) is the average low-temperature during April.

What is the average humidity in April in South Tucson?

In April, the average relative humidity is 23%.

How much does it rain in South Tucson in April?

In South Tucson, during April, the rain falls for 2.6 days and regularly aggregates up to 0.16" (4mm) of precipitation.

When it does not snow in South Tucson?

February through December are months without snowfall in South Tucson.

What is the average length of the day in April in South Tucson?

In April, the average day length in South Tucson, Arizona, is 12h and 59min.

When is the sunrise / sunset in April in South Tucson?

In April, on the first day of the month, sunrise is at 6:10 am and sunset at 6:44 pm. On the last day of the month, in South Tucson, Arizona, sunrise is at 5:37 am and sunset at 7:04 pm MST.

How many hours of sunshine does South Tucson have in April?

In South Tucson, Arizona, the average sunshine duration in April is 11h.

How high is the UV index in April in South Tucson?

In South Tucson, the average daily maximum UV index in April is 6. A UV Index reading of 6 to 7 represents a high hazard to health from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in April
South Tucson, AZ

Average temperature in April - South Tucson, AZ
  • Average high temperature in April: 78.3°F

The warmest month (with the highest average high temperature) is June (96.6°F).
The month with the lowest average high temperature is December (60.8°F).

  • Average low temperature in April: 54.7°F

The month with the highest average low temperature is July (77°F).
The coldest months (with the lowest average low temperature) are January and December (43°F).

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Average pressure in April
South Tucson, AZ

Average pressure in April - South Tucson, AZ
  • Average pressure in April: 29.89"Hg

The month with the highest atmospheric pressure is January (30.08"Hg).
The month with the lowest atmospheric pressure is June (29.83"Hg).

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Average wind speed in April
South Tucson, AZ

Average wind speed in April - South Tucson, AZ
  • Average wind speed in April: 8.1mph

The windiest months (with the highest average wind speed) are April and May (8.1mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).

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Average humidity in April
South Tucson, AZ

Average humidity in April - South Tucson, AZ
  • Average humidity in April: 23%

The month with the highest relative humidity is December (45%).
The month with the lowest relative humidity is June (19%).

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Average rainfall in April
South Tucson, AZ

Average rainfall in April - South Tucson, AZ
  • Average rainfall in April: 0.16"

The wettest month (with the highest rainfall) is July (1.42").
The driest month (with the least rainfall) is May (0.08").

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Average rainfall days in April
South Tucson, AZ

Average rainfall days in April - South Tucson, AZ
  • Average rainfall days in April: 2.6 days

The month with the highest number of rainy days is July (13.3 days).
The month with the least rainy days is May (1.3 days).

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Average snowfall in April
South Tucson, AZ

Average snowfall in April - South Tucson, AZ
  • Average snowfall in April: 0"

The month with the highest snowfall is January (0.08").
The months with the least snowfall are February, March, April, May, June, July, August, September, October, November and December (0").

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Average snowfall days in April
South Tucson, AZ

Average snowfall days in April - South Tucson, AZ
  • Average snowfall days in April: 0 days

The month with the highest number of snowfall days is January (0.2 days).
The months with the least snowfall days are February, March, April, May, June, July, August, September, October, November and December (0 days).

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Average daylight in April /
Average sunshine in April
South Tucson, AZ

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

The month with the longest days is June (Average daylight: 14h and 12min).
The month with the shortest days is December (Average daylight: 10h and 6min).

  • Average sunshine in April: 11h and 0min

The month with the most sunshine is August (Average sunshine: 12h and 12min).
The month with the least sunshine is December (Average sunshine: 7h and 0min).

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Average sunshine days in April
South Tucson, AZ

Average sunshine days in April - South Tucson, AZ
  • Average sunshine days in April: 27.5 days

The month with the most sunshine days is May (29.3 days).
The month with the least sunshine days is July (13.3 days).

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Average UV index in April
South Tucson, AZ

Average UV index in April - South Tucson, AZ
  • Average UV index in April: 6

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

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Average cloud cover in April
South Tucson, AZ

Average cloud cover in April - South Tucson, AZ
  • Average cloud cover in April: 11

The month with the most cloud cover is December (Cloud cover 19).
The months with the least cloud cover are May and June (Cloud cover 7).

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Average visibility in April
South Tucson, AZ

Average visibility in April - South Tucson, 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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South Tucson, Arizona, USA

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