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August Weather in Apache Junction, United States

Last updated: June 24, 2025

In August, the average temperature in Apache Junction, United States hovers around 32°C (90°F). Expect a cozy minimum of 20°C (68°F), but be prepared for scorching peaks of up to 44°C (112°F). During this time, precipitation amounts to 33 mm (1.3 in) spread over 5 days. With an average humidity of 48%, it’s a month that will keep you feeling warm and a bit sticky!

August Temperature in Apache Junction

In August in Apache Junction, the average temperature is 32°C (90°F). Maximum temperatures can reach 44°C (112°F), while the minimum can drop to as low as 20°C (68°F). It's advisable to prepare for fluctuations in temperature when planning your travel activities.

August Weather in Apache Junction: Daily Temperature Highs, Lows, and Averages

The chart illustrates August temperature patterns in Apache Junction, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Apache Junction, August typically has an average temperature of 32°C (90°F), with highs reaching up to 44°C (112°F) and lows dropping to around 20°C (68°F).
JanFebMarAprMayJunJulAugSepOctNovDec515461717889919085726252
Data source: Temperature data for Apache Junction generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

August Precipitation in Apache Junction

In Apache Junction in August, the precipitation amount is 33 mm (1.3 in) over the course of 5 days.

August Precipitation Trends in Apache Junction

The chart displays monthly precipitation patterns in Apache Junction, with values for each month alongside August’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how August’s conditions compare to those of other months. In Apache Junction, August typically receives around 33 mm (1.3 inches) of precipitation spread over approximately 5 days.
JanFebMarAprMayJunJulAugSepOctNovDec435436333523328262735
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Apache Junction

In Apache Junction in August, humidity is 48%. With an average temperature of 32°C (90°F), this humidity feels like a warm embrace, creating an environment that is both refreshing yet slightly sticky, perfect for leisurely strolls but requiring plenty of hydration while traveling.

August Average Humidity in Apache Junction

This chart illustrates the average monthly humidity levels in Apache Junction, with August’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In August, average humidity in Apache Junction is approximately 48%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec76%79%67%55%40%33%34%48%64%67%77%82%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Apache Junction

In Apache Junction in August, the maximum UV index reaches 11, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's essential to take precautions. For more details, you can check the Hourly UV Index in Apache Junction.

Maximum UV Index Levels in Apache Junction for August

The chart shows the monthly maximum UV Index (UVI) for Apache Junction in August, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In August, the maximum UV index in Apache Junction typically reaches 11, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec469101112111110854
Data source: Apache Junction August UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

How August Weather in Apache Junction Compares to Other Months

Weather in Apache Junction varies notably across the year, with each month offering distinct climate conditions. This page compares August’s weather to other months in Apache Junction, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Apache Junction, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather11°C (51°F)43 mm (1.7 inches)76%moderate
February Weather12°C (54°F)54 mm (2.1 inches)79%high
March Weather16°C (61°F)36 mm (1.4 inches)67%very high
April Weather21°C (71°F)3 mm (0.1 inches)55%very high
May Weather26°C (78°F)3 mm (0.1 inches)40%extreme
June Weather32°C (89°F)3 mm (0.1 inches)33%extreme
July Weather33°C (91°F)52 mm (2.1 inches)34%extreme
August Weather32°C (90°F)33 mm (1.3 inches)48%extreme
September Weather29°C (85°F)28 mm (1.1 inches)64%very high
October Weather22°C (72°F)26 mm (1.0 inches)67%very high
November Weather17°C (63°F)26 mm (1.0 inches)77%moderate
December Weather11°C (52°F)35 mm (1.4 inches)82%moderate

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