August weather forecast
Sentinel, AZ

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Weather in August

The last month of the summer, August, is another torrid month in Sentinel, Arizona, with an average temperature ranging between min 85.3°F (29.6°C) and max 101.5°F (38.6°C).

Temperature

Sentinel's average high-temperature in August is a still torrid 101.5°F (38.6°C), indicating a subtle variation from July. During August, the temperature is averaged to a low of 85.3°F (29.6°C) at night.

Humidity

The average relative humidity in August is 31%.

Rainfall

In Sentinel, in August, it is raining for 10.3 days, with typically 1.14" (29mm) of accumulated precipitation. In Sentinel, during the entire year, the rain falls for 58 days and collects up to 6.69" (170mm) of precipitation.

Daylight

The average length of the day in August is 13h and 19min.
On the first day of August, sunrise is at 5:47 am and sunset at 7:31 pm. On the last day of the month, sunrise is at 6:07 am and sunset at 6:58 pm MST.

Sunshine

The average sunshine in August is 11.5h.

UV index

The months with the highest UV index are June through August, with an average maximum UV index of 8. A UV Index value of 8 to 10 symbolizes a very high health vulnerability from unprotected exposure to Sun's UV rays for average individuals.
Note: The UV index of 8 during August leads to these advisories:
Ensure you act responsibly. Without precautions, skin and eyes can suffer. Stay out of direct sunlight and seek shade between 10 a.m. and 4 p.m., when UV radiation is strongest, but remember that shade devices may not offer full sun protection. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation.
Updated: Aug 17, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot does it get in August?

In Sentinel, 101.5°F (38.6°C) is the average high-temperature and 85.3°F (29.6°C) is the average low-temperature during August.

What is the average humidity in August?

The average relative humidity in August is 31%.

How much does it rain in August?

In Sentinel, during August, the rain falls for 10.3 days and regularly aggregates up to 1.14" (29mm) of precipitation.

How many hours of daylight does Sentinel have in August?

The average day length in August is 13h and 19min.

When is the sunrise / sunset in August?

On the first day of August, sunrise is at 5:47 am and sunset at 7:31 pm. On the last day of the month, sunrise is at 6:07 am and sunset at 6:58 pm MST.

How many hours of sunshine does Sentinel have in August?

In Sentinel, the average sunshine duration in August is 11.5h.

When is the highest UV index?

The months with the highest UV index are June through August, with an average maximum UV index of 8.

How high is the UV index in August?

The average daily maximum UV index in August is 8. A UV Index reading of 8 to 10 represents a very high health vulnerability from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in August
Sentinel, AZ

Average temperature in August - Sentinel, AZ
  • Average high temperature in August: 101.5°F

The warmest month (with the highest average high temperature) is July (102.4°F).
The month with the lowest average high temperature is December (63.1°F).

  • Average low temperature in August: 85.3°F

The month with the highest average low temperature is August (85.3°F).
The coldest month (with the lowest average low temperature) is December (47.7°F).

Average pressure in August
Sentinel, AZ

Average pressure in August - Sentinel, AZ
  • Average pressure in August: 29.81"Hg

The month with the highest atmospheric pressure is January (30.07"Hg).
The month with the lowest atmospheric pressure is June (29.76"Hg).

Average wind speed in August
Sentinel, AZ

Average wind speed in August - Sentinel, AZ
  • Average wind speed in August: 7.1mph

The windiest months (with the highest average wind speed) are May and June (8.3mph).
The calmest months (with the lowest average wind speed) are January and December (5.3mph).

Average humidity in August
Sentinel, AZ

Average humidity in August - Sentinel, AZ
  • Average humidity in August: 31%

The month with the highest relative humidity is December (42%).
The month with the lowest relative humidity is June (17%).

Average rainfall in August
Sentinel, AZ

Average rainfall in August - Sentinel, AZ
  • Average rainfall in August: 1.14"

The wettest month (with the highest rainfall) is July (1.5").
The driest months (with the least rainfall) are April, May and June (0.08").

Average rainfall days in August
Sentinel, AZ

Average rainfall days in August - Sentinel, AZ
  • Average rainfall days in August: 10.3 days

The month with the highest number of rainy days is July (12.9 days).
The month with the least rainy days is May (1.3 days).

Average daylight in August /
Average sunshine in August
Sentinel, AZ

Average daylight in August / Average sunshine in August - Sentinel, AZ
  • Average daylight in August: 13h and 2min

The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).

  • Average sunshine in August: 11h and 3min

The month with the most sunshine is June (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 7h and 0min).

Average sunshine days in August
Sentinel, AZ

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

The month with the most sunshine days is May (29.2 days).
The month with the least sunshine days is July (13.4 days).

Average UV index in August
Sentinel, AZ

Average UV index in August - Sentinel, AZ
  • Average UV index in August: 8

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

Average cloud cover in August
Sentinel, AZ

Average cloud cover in August - Sentinel, AZ
  • Average cloud cover in August: 12

The month with the most cloud cover is December (Cloud cover 19).
The month with the least cloud cover is June (Cloud cover 5).

Average visibility in August
Sentinel, AZ

Average visibility in August - Sentinel, AZ
  • Average visibility in August: 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).

Sentinel, Arizona, USA

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