August weather forecast and climate
Santa Rosa, AZ

Weather in August

The last month of the summer, August, is also a sweltering month in Santa Rosa, Arizona, with average temperature ranging between min 78.4°F (25.8°C) and max 95.5°F (35.3°C).

Temperature

In Santa Rosa, the average high-temperature is almost the same as in July - a still sweltering 95.5°F (35.3°C). In Santa Rosa, in August, the average low-temperature is 78.4°F (25.8°C).

Humidity

The average relative humidity in August is 39%.

Rainfall

The month with the most rainfall in Santa Rosa is August when the rain falls for 11 days and typically aggregates up to 1.38" (35mm) of precipitation.

Daylight

In Santa Rosa, the average length of the day is 13.3h.

Sunshine

In August, the average sunshine in Santa Rosa is 11.8h.

UV index

Months with the highest UV index are July and August, with an average maximum UV index of 8. A UV Index value of 8 to 10 symbolizes a very high health hazard from unsafe exposure to the UV radiation for average individuals.
Note: The average daily UV index of 8 in August transform into the following instructions:
Take extra precautions. Fair-skinned individuals may get burned in less than 10 minutes. 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.
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FAQ

What is the temperature in August in Santa Rosa?

In August, in Santa Rosa, Arizona, the average high-temperature is 95.5°F (35.3°C), and the average low-temperature is 78.4°F (25.8°C).

What is the average humidity in August in Santa Rosa?

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

How much does it rain in Santa Rosa in August?

In Santa Rosa, Arizona, in August, during 11 rainfall days, 1.38" (35mm) of precipitation is typically accumulated.

What is the rainiest month in Santa Rosa?

The month with the most rainfall is August when the rain falls for 11 days and typically aggregates up to 1.38" (35mm) of precipitation.

What is the average length of the day in August in Santa Rosa?

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

How many hours of sunshine does Santa Rosa have in August?

In August, the average sunshine in Santa Rosa is 11.8h.

What is the month with the highest UV index in Santa Rosa?

Months with the highest UV index in Santa Rosa are July and August, with an average maximum UV index of 8.

What is the UV index reading in August in Santa Rosa?

The average daily maximum UV index in August in Santa Rosa is 8. A UV Index estimate of 8 to 10 represents a very high hazard to health from unsafe exposure to the Sun's UV rays.

Average temperature in August
Santa Rosa, AZ

Average temperature in August - Santa Rosa, AZ
  • Average high temperature in August: 95.5°F

The warmest month (with the highest average high temperature) is June (97.3°F).
The month with the lowest average high temperature is December (62.4°F).

  • Average low temperature in August: 78.4°F

The month with the highest average low temperature is July (78.6°F).
The coldest month (with the lowest average low temperature) is December (45.5°F).

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Average pressure in August
Santa Rosa, AZ

Average pressure in August - Santa Rosa, AZ
  • Average pressure in August: 29.83"

The month with the highest atmospheric pressure is January (30.06").
The month with the lowest atmospheric pressure is June (29.78").

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Average wind speed in August
Santa Rosa, AZ

Average wind speed in August - Santa Rosa, AZ
  • Average wind speed in August: 6.4mph

The windiest month (with the highest average wind speed) is May (9.3mph).
The calmest month (with the lowest average wind speed) is January (6.3mph).

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Average humidity in August
Santa Rosa, AZ

Average humidity in August - Santa Rosa, AZ
  • Average humidity in August: 39%

The month with the highest relative humidity is December (44%).
The month with the lowest relative humidity is June (20%).

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Average rainfall in August
Santa Rosa, AZ

Average rainfall in August - Santa Rosa, AZ
  • Average rainfall in August: 1.38"

The wettest month (with the highest rainfall) is August (1.38").
The driest month (with the least rainfall) is May (0.04").

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Average rainfall days in August
Santa Rosa, AZ

Average rainfall days in August - Santa Rosa, AZ
  • Average rainfall days in August: 11 days

The month with the highest number of rainy days is July (11.5 days).
The month with the least rainy days is May (1 days).

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Average daylight in August /
Average sunshine in August
Santa Rosa, AZ

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

The month with the longest days is June (Average daylight: 14.3h).
The month with the shortest days is December (Average daylight: 10.1h).

  • Average sunshine in August: 11.8h

The month with the most sunshine is June (Average sunshine: 12.1h).
The month with the least sunshine is December (Average sunshine: 6.9h).

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Average sunshine days in August
Santa Rosa, AZ

Average sunshine days in August - Santa Rosa, AZ
  • Average sunshine days in August: 17.2 days

The month with the most sunshine days is May (29.8 days).
The month with the least sunshine days is August (17.2 days).

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Average UV index in August
Santa Rosa, AZ

Average UV index in August - Santa Rosa, AZ
  • Average UV index in August: 8

Months with the highest UV index are 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 August
Santa Rosa, AZ

Average cloud cover in August - Santa Rosa, AZ
  • Average cloud cover in August: 15

The month with the most cloud cover is December (Cloud cover 20).
The month with the least cloud cover is June (Cloud cover 6).

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Average visibility in August
Santa Rosa, AZ

Average visibility in August - Santa Rosa, 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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