August 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

Weather in August

August, the last month of the summer, in Tucson, is also a hot month, with temperature in the range of an average low of 75.9°F (24.4°C) and an average high of 93.9°F (34.4°C).

Temperature

In August, the average high-temperature is essentially the same as in July - a still hot 93.9°F (34.4°C). The average low-temperature, in August, is 75.9°F (24.4°C).

Humidity

The average relative humidity in August is 39%.

Rainfall

In Tucson, during August, the rain falls for 12.3 days and regularly aggregates up to 1.22" (31mm) of precipitation. Throughout the year, in Tucson, Arizona, there are 66.1 rainfall days, and 7.95" (202mm) of precipitation is accumulated.

Snowfall

In Tucson snow does not fall in February through December.

Daylight

The average length of the day in Tucson, Arizona, is 13.3h.

Sunshine

August has the most sunshine of the year in Tucson, with an average of 12.2h of sunshine.

UV index

In Tucson, the average daily maximum UV index in August is 7. A UV Index estimate of 6 to 7 represents a high threat to health from the exposure to the Sun's UV radiation for ordinary individuals.
Note: In August, the average maximum UV index of 7 translate into the following recommendations:
Take precautions and adopt sun safety practices. Protection against sunburn is obliged. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. 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 August in Tucson?

The average high-temperature, in August, in Tucson, is 93.9°F (34.4°C), while the average low-temperature is 75.9°F (24.4°C).

What is the average humidity in August in Tucson?

The average relative humidity in August in Tucson, Arizona, is 39%.

How much does it rain in Tucson in August?

In Tucson, in August, during 12.3 rainfall days, 1.22" (31mm) of precipitation is typically accumulated.

When it does not snow in Tucson?

In Tucson, Arizona, snow does not fall in February through December.

What is the average length of the day in August in Tucson?

In Tucson, the average length of the day in August is 13.3h.

What month has the most sunshine in Tucson?

With an average of 12.2h of sunshine, August has the most sunshine of the year.

How many hours of sunshine does Tucson have in August?

In August, the average sunshine is 12.2h.

What is the UV index intensity in August in Tucson?

In Tucson, Arizona, the average daily maximum UV index in August is 7. A UV Index value of 6 to 7 symbolizes a high hazard to health from the exposure to the Sun's UV rays.

Average temperature in August
Tucson, AZ

Average temperature in August - Tucson, AZ
  • Average high temperature in August: 93.9°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 August: 75.9°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 August
Tucson, AZ

Average pressure in August - Tucson, AZ
  • Average pressure in August: 29.89"

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

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Average wind speed in August
Tucson, AZ

Average wind speed in August - Tucson, AZ
  • Average wind speed in August: 5.5mph

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 August
Tucson, AZ

Average humidity in August - Tucson, AZ
  • Average humidity in August: 39%

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 August
Tucson, AZ

Average rainfall in August - Tucson, AZ
  • Average rainfall in August: 1.22"

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 August
Tucson, AZ

Average rainfall days in August - Tucson, AZ
  • Average rainfall days in August: 12.3 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 August
Tucson, AZ

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

The month with the highest snowfall is January (0.08").
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 August
Tucson, AZ

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

The month with the highest number of snowfall days is January (0.2 days).
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 August /
Average sunshine in August
Tucson, AZ

Average daylight in August / Average sunshine in August - Tucson, AZ
  • Average daylight in August: 13.3h

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

  • Average sunshine in August: 12.2h

The month with the most sunshine is August (Average sunshine: 12.2h).
The month with the least sunshine is December (Average sunshine: 7h).

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Average sunshine days in August
Tucson, AZ

Average sunshine days in August - Tucson, AZ
  • Average sunshine days in August: 14.7 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 August
Tucson, AZ

Average UV index in August - Tucson, AZ
  • Average UV index in August: 7

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

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Average cloud cover in August
Tucson, AZ

Average cloud cover in August - Tucson, AZ
  • Average cloud cover in August: 15

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

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Average visibility in August
Tucson, AZ

Average visibility in August - Tucson, AZ
  • Average visibility in August: 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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