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

August weather forecast and climate
Mesa, AZ

August is a hot month in Mesa in the scorching summer as the blazing sun is relentless. An occasional thunderstorm may bring moderate rain to the dry land, but the precipitation averages only 1.1" (27.9mm).
Most days record between 105.1°F (40.6°C) and 109.9°F (43.3°C) as the average temperatures register in the range of 75.9°F (24.4°C) to 104°F (40°C). August raises the humidity to 50%, which is the highest in Mesa, and the skies see specks of clouds along with brilliant sunshine.
Wear light summer clothes but do not wander in the open country during the peak sunshine hours.
  • Average high temperature in August: 104°F

The warmest month (with the highest average high temperature) is July (106°F).
Months with the lowest average high temperature are January and December (67°F).

  • Average low temperature in August: 76°F

The month with the highest average low temperature is July (77°F).
The coldest month (with the lowest average low temperature) is December (40°F).

  • Average rainfall in August: 1.1"

The wettest month (with the highest rainfall) is March (1.2").
The driest month (with the lowest rainfall) is June (0.1").

  • Average daylight in August: 13.3h

The month with the longest days is June (Average daylight: 14.3h).
The month with shortest days is December (Average daylight: 10h).

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