Tucson
Arizona, USA
Long-term weather forecast
Long-term weather forecast

April weather forecast and climate
Tucson, AZ

Sunset in downtown Tucson, Arizona, with a skyline and a sentinel peak in the distance
Sunset in downtown Tucson, Arizona, with a skyline and a sentinel peak in the distance
April, like March, in Tucson, Arizona, is another warm spring month, with temperature in the range of an average high of 82°F (27.8°C) and an average low of 52°F (11.1°C).

Temperature

In Tucson, the average high-temperature in April marginally rises, from 74.1°F (23.4°C) in March, to a still moderately hot 82°F (27.8°C). In April, the average low-temperature is 52°F (11.1°C).

Humidity

The average relative humidity is 27%.

Rainfall

In Tucson, during April, the rain falls for 2 days and regularly aggregates up to 0.3" (7.9mm) of precipitation. In Tucson, during the entire year, the rain falls for 52.9 days and collects up to 11.6" (294.4mm) of precipitation.

Snowfall

March through November are months without snowfall in Tucson.

Daylight

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

Sunshine

In Tucson, the average sunshine in April is 11.9h.

UV index

The average daily maximum UV index is 9. A UV Index reading of 8 to 10 represents a very high health hazard from the exposure to the Sun's UV rays for average individuals.
Note: The average daily UV index of 9 in April transform into the following instructions:
Take extra precautions. Protection against sun damage is required. 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. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Prolonged stay under the direct sun should be avoided as much as possible, especially if a person burns easily. Sunscreen with a minimum 30 sun protection factor should always be used.

What is the temperature in April in Tucson?

In April, the average high-temperature is 82°F (27.8°C), and the average low-temperature is 52°F (11.1°C).

What is the average humidity in April in Tucson?

In April, the average relative humidity is 27%.

How many days does it rain in April in Tucson?

In Tucson, during April, the rain falls for 2 days and regularly aggregates up to 0.3" (7.9mm) of precipitation.

When it does not snow in Tucson?

March through November are months without snowfall.

How many hours of daylight does Tucson have in April?

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

How many hours of sunshine does Tucson have in April?

In Tucson, the average sunshine in April is 11.9h.

What is the UV index intensity in April in Tucson?

In April, the average daily maximum UV index in Tucson is 9. A UV Index estimate of 8 to 10 represents a very high health threat from unsafe exposure to the Sun's UV rays.
Average temperature in April - Tucson, AZ
  • Average high temperature in April: 82.1°F

The warmest month (with the highest average high temperature) is June (100.3°F).
The month with the lowest average high temperature is December (64.8°F).

  • Average low temperature in April: 52°F

The month with the highest average low temperature is July (74.4°F).
The coldest month (with the lowest average low temperature) is December (39.1°F).

Average humidity in April - Tucson, AZ
  • Average humidity in April: 27%

The month with the highest relative humidity is December (50%).
The month with the lowest relative humidity is June (21.1%).

Average rainfall in April - Tucson, AZ
  • Average rainfall in April: 0.3"

The wettest month (with the highest rainfall) is August (2.4").
Driest months (with the lowest rainfall) are May and June (0.2").

Average rainfall days in April - Tucson, AZ
  • Average rainfall days in April: 2 days

The month with the highest number of rainy days is July (9.8 days).
The month with the lowest number of rainy days is June (1.7 days).

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

The month with the highest snowfall is January (0.3").
Months with the lowest snowfall are March, April, May, June, July, August, September, October and November (0").

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

Months with the highest number of snowfall days are January and February (0.2 days).
Months with the lowest number of snowfall days are March, April, May, June, July, August, September, October and November (0 days).

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

The month with the longest days is June (Average daylight: 14.2h).
The month with shortest days is December (Average daylight: 10.1h).

  • Average sunshine in April: 11.9h

The month with most sunshine is June (Average sunshine: 13.2h).
The month with least sunshine is December (Average sunshine: 7.9h).

Average UV index in April - Tucson, AZ
  • Average UV index in April: 9

Months with the highest UV index are May, June, July and August (UV index 11).
The month with the lowest UV index is December (UV index 3).