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

October 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
October, like September, in Simi Valley, California, is another warm autumn month, with average temperature ranging between min 48.9°F (9.4°C) and max 84°F (28.9°C).

Temperature

In Simi Valley, the average high-temperature in October drops, from a hot 93°F (33.9°C) in September, to a warm 84°F (28.9°C). In Simi Valley, the average low-temperature is 48.9°F (9.4°C).

Rainfall

In Simi Valley, in October, 0.9" (23.6mm) of precipitation is typically accumulated. During the entire year, Simi Valley aggregates up to 17.9" (455.4mm) of precipitation.

Daylight

The average length of the day in October is 11.3h.

What is the temperature in October in Simi Valley?

In Simi Valley, California, in October, the average high-temperature is 84°F (28.9°C), and the average low-temperature is 48.9°F (9.4°C).

How much does it rain in Simi Valley in October?

During October, Simi Valley regularly aggregates up to 0.9" (23.6mm) of precipitation.

What is the average length of the day in October in Simi Valley?

The average length of the day in October is 11.3h.
Average temperature in October - Simi Valley, CA
  • Average high temperature in October: 84°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 October: 49°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 October - Simi Valley, CA
  • Average rainfall in October: 0.9"

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

Average daylight in October - Simi Valley, CA
  • Average daylight in October: 11.3h

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