For the rest of Wednesday the predicted weather in Simi Valley is rain showers during the afternoon and evening. The temperature will be around 19°C (66°F).

Tomorrow's weather - Thursday 22 Oct

For Thursday the forecast for Simi Valley is rain showers throughout the day. Temperatures will range from a mild 15°C (59°F) to a pleasant 18°C (64°F).

10-Day Weather Forecast

In the coming 10 days, the weather in Simi Valley will reach 25°C (77°F) on Monday before declining again. Daytime highs during this period will average around 22°C (72°F), with nighttime lows around 14°C (57°F). These values are a bit cooler than usual for October. The following 10 days will bring plenty of sunshine. Rainfall is expected to be much more than usual (compared to typical October conditions). The forecast shows mostly dry conditions. Precipitation is likely on about 2 days (Wed, Thu). The wind will be generally calm during this period.

Weather Forecast FAQ for Simi Valley

When will be the warmest day next week?

The warmest day is expected to be Monday with a high of 25°C (77°F).

When will be the coldest day?

The coldest day is forecasted for Friday with a low of 12°C (54°F).

Will it rain next week in Simi Valley?

Yes, rain is expected on 2 days , specifically on Wed, Thu.

How much rainfall is expected next week?

A total of 13 mm (0.5 in) of rain is forecasted for the 10-day period.

What will be the temperature range next week?

Temperatures will range from 12°C (54°F) to 25°C (77°F).

More about Simi Valley

Explore the full Simi Valley climate overview with monthly averages, or check rainfall data and temperature by month.

Simi Valley weather by month

Browse monthly averages for Simi Valley: climate by month with temperature, rainfall and sunshine.

January February March April May June July August September October November December

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