April weather forecast and climate
Tempe, AZ

The Tempe Town Lake of Tempe City, Arizona
The Tempe Town Lake of Tempe City, Arizona

Weather in April

April, like March, in Tempe, Arizona, is a moderately hot spring month, with temperature in the range of an average low of 60.6°F (15.9°C) and an average high of 82.6°F (28.1°C).

Temperature

In Tempe, Arizona, the average high-temperature slightly increases, from 75.7°F (24.3°C) in March, to a still moderately hot 82.6°F (28.1°C). In April, in Tempe, the average low-temperature is 60.6°F (15.9°C).

Humidity

In April, the average relative humidity in Tempe is 21%.

Rainfall

In April, the rain falls for 2.9 days. Throughout April, 0.16" (4mm) of precipitation is accumulated. In Tempe, during the entire year, the rain falls for 57.7 days and collects up to 7.72" (196mm) of precipitation.

Daylight

In April, the average length of the day in Tempe is 13h.

Sunshine

In Tempe, the average sunshine is 10.8h.

UV index

In April, the average daily maximum UV index in Tempe, Arizona, is 6. A UV Index value of 6 to 7 symbolizes a high health risk from the exposure to the Sun's UV radiation for the ordinary person.
Note: In April, the average maximum UV index of 6 translate into the following recommendations:
Take precautions against overexposure. Protection against sun damage is needed. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun.
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FAQ

What is the temperature in April in Tempe?

The average high-temperature, in April, in Tempe, Arizona, is 82.6°F (28.1°C), while the average low-temperature is 60.6°F (15.9°C).

What is the average humidity in April in Tempe?

The average relative humidity in April in Tempe, Arizona, is 21%.

How much does it rain in Tempe in April?

In April, in Tempe, Arizona, the rain falls for 2.9 days. Throughout April, 0.16" (4mm) of precipitation is accumulated.

How many hours of daylight does Tempe have in April?

In April, the average length of the day in Tempe is 13h.

How long on average sun shines in April in Tempe?

In April, the average sunshine is 10.8h.

What is the UV index intensity in April in Tempe?

The average daily maximum UV index in April is 6. A UV Index value of 6 to 7 symbolizes a high hazard to health from unprotected exposure to the UV radiation.

Average temperature in April
Tempe, AZ

Average temperature in April - Tempe, AZ
  • Average high temperature in April: 82.6°F

The warmest month (with the highest average high temperature) is July (102.6°F).
The month with the lowest average high temperature is December (62.8°F).

  • Average low temperature in April: 60.6°F

The month with the highest average low temperature is August (84.4°F).
The coldest month (with the lowest average low temperature) is January (46.9°F).

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Average pressure in April
Tempe, AZ

Average pressure in April - Tempe, AZ
  • Average pressure in April: 29.88"

The month with the highest atmospheric pressure is January (30.09").
The month with the lowest atmospheric pressure is June (29.81").

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Average wind speed in April
Tempe, AZ

Average wind speed in April - Tempe, AZ
  • Average wind speed in April: 6.3mph

The windiest months (with the highest average wind speed) are April and May (6.3mph).
The calmest month (with the lowest average wind speed) is December (4.4mph).

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Average humidity in April
Tempe, AZ

Average humidity in April - Tempe, AZ
  • Average humidity in April: 21%

The month with the highest relative humidity is December (44%).
The month with the lowest relative humidity is June (16%).

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Average rainfall in April
Tempe, AZ

Average rainfall in April - Tempe, AZ
  • Average rainfall in April: 0.16"

The wettest month (with the highest rainfall) is July (1.14").
The driest month (with the least rainfall) is June (0.08").

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Average rainfall days in April
Tempe, AZ

Average rainfall days in April - Tempe, AZ
  • Average rainfall days in April: 2.9 days

The month with the highest number of rainy days is July (10.2 days).
The month with the least rainy days is June (1 days).

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Average daylight in April /
Average sunshine in April
Tempe, AZ

Average daylight in April / Average sunshine in April - Tempe, AZ
  • Average daylight in April: 13h

The month with the longest days is June (Average daylight: 14.3h).
The month with the shortest days is December (Average daylight: 10h).

  • Average sunshine in April: 10.8h

Months with the most sunshine are June and August (Average sunshine: 12.1h).
The month with the least sunshine is December (Average sunshine: 6.8h).

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Average sunshine days in April
Tempe, AZ

Average sunshine days in April - Tempe, AZ
  • Average sunshine days in April: 27.8 days

The month with the most sunshine days is May (28.7 days).
The month with the least sunshine days is July (16.8 days).

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Average UV index in April
Tempe, AZ

Average UV index in April - Tempe, AZ
  • Average UV index in April: 6

Months with the highest UV index are May, 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
Tempe, AZ

Average cloud cover in April - Tempe, AZ
  • Average cloud cover in April: 12

The month with the most cloud cover is December (Cloud cover 21).
The month with the least cloud cover is June (Cloud cover 5).

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Average visibility in April
Tempe, AZ

Average visibility in April - Tempe, AZ
  • Average visibility in April: 6mi

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

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