Simi Valley
California, USA
Long-term weather forecast
Long-term weather forecast

August weather forecast and climate
Simi Valley, CA

An aerial shot of the deep design and plan of the Simi Valley city in California, with a view of the scenic Rocky Peak and hilly ranges and a clear sky
An aerial shot of the deep design and plan of the Simi Valley city in California, with a view of the scenic Rocky Peak and hilly ranges and a clear sky
The last month of the summer, August, is another very hot month in Simi Valley, California, with average temperature ranging between min 57°F (13.9°C) and max 97°F (36.1°C).

Temperature

With an average high-temperature of 97°F (36.1°C) and an average low-temperature of 57°F (13.9°C), August is the warmest month.

Rainfall

Throughout August, in Simi Valley, 0.1" (1.3mm) of precipitation is accumulated. Throughout the year, in Simi Valley, 17.9" (455.4mm) of rain is accumulated.

Daylight

In August, the average length of the day in Simi Valley is 13.4h.

What is the warmest month in Simi Valley?

With an average high-temperature of 97°F (36.1°C) and an average low-temperature of 57°F (13.9°C), August is the warmest month in Simi Valley.

What is the temperature in August in Simi Valley?

The average high-temperature, in August, in Simi Valley, is 97°F (36.1°C), while the average low-temperature is 57°F (13.9°C).

How much does it rain in Simi Valley in August?

During August, Simi Valley regularly aggregates up to 0.1" (1.3mm) of precipitation.

How many hours of daylight does Simi Valley have in August?

In Simi Valley, the average length of the day in August is 13.4h.
Average temperature in August - Simi Valley, CA
  • Average high temperature in August: 97°F

The warmest month (with the highest average high temperature) is August (97°F).
The month with the lowest average high temperature is December (68°F).

  • Average low temperature in August: 57°F

Months with the highest average low temperature are July and August (57°F).
The coldest month (with the lowest average low temperature) is December (38°F).

Average rainfall in August - Simi Valley, CA
  • Average rainfall in August: 0.1"

The wettest month (with the highest rainfall) is February (4.8").
The driest month (with the lowest rainfall) is July (0").

Average daylight in August - Simi Valley, CA
  • Average daylight in August: 13.4h

The month with the longest days is June (Average daylight: 14.4h).
The month with shortest days is December (Average daylight: 9.9h).