Simi Valley Weather Pages - Current and Past Weather, Forecasts and News for Simi Valley, California

Currently 52°F in Simi Valley, California, USA

Thursday, October 9, 2025 2:14 AM PDT

Simi Valley Forecast Summary

Today	Tomorrow	Saturday

Sunny	Mostly sunny	Sunny
High: 79°F	High: 80°F	High: 76°F
Low: 53°F	Low: 56°F	Low: 55°F

Complete Forecast Text Below

Currently in Simi Valley

Temperature, Humidity, Wind & Pressure

Time:	2:14 AM PDT
Temperature:	52°F
Normal Temperature :	60°F
Relative Humidity:	84%
Dewpoint:	47°F
Heat Index:	52°F
Wind Chill:	52°F
Wind:	1 mph N (19°)
Gusts:	3 mph
Barometer:	29.89" Hg rising

Sunrise & Sunset

	Sunrise	Sunset	Daylight
Today:	6:48 AM	6:21 PM	11:34
Tomorrow:	6:48 AM	6:20 PM	11:32
30 Day Sunrise and Sunset Almanac

Extreme Temperatures

	Today	Time	Normal	Last Year
High:	53°F	12:01 AM	82°F	83°F
Low:	51°F	2:04 AM	56°F	56°F

Precipitation

60 Min.	Today	Month	Season
0.00"	0.00"	0.00"	0.27"
Season began July 1, 2025
Past Season Precipitation Totals

Data captured from a Peet Bros. Ultimeter 2100

Local Weather Roundup

Simi Valley:

52°F

Complete Local Weather Roundup

Simi Valley Forecast

Monday, October 6, 2025

Forecast not current

Slightly cooler than normal conditions will continue through midweek due to a broad area of upper-level low pressure over the West. Night and morning low clouds will continue through the week. There is a slight chance of rain late in the week for Los Angeles County.

Today: Sunny and warm. Light breezes , high near 82°F .

Pollen level is rated "medium".

Predicted air quality is good, AQI: 50 (for Simi Valley and Moorpark (courtesy of the VCAPCD)).

Tonight: Clear. Light breezes, low around 54°F.

Tuesday: Sunny and warm. Light breezes, high of about 82°F.

Tuesday night:Clear. Light breezes, low near 53°F.

Wednesday: Sunny. Light breezes, high around 77°F.

Wednesday night: Mostly clear, low of about 53°F.

Thursday: Sunny, high near 79°F.

Thursday night: Mostly clear, low around 56°F.

Friday: Mostly sunny and warm, high of about 80°F.

Friday night: Mostly clear, low near 55°F.

Saturday: Sunny, high around 76°F.

Saturday night: Mostly clear, low of about 53°F.

Sunday: Sunny, high near 76°F.

Complete Forecast Page

Simi Valley forecast updated daily. Based on data from the National Weather Service, San Diego office and from WeatherCurrents.

Recently in Simi Valley

Date	High	Low	Ave.	Prec.
October 8	76°F	53°F	62°F	0.00"
October 7	78°F	52°F	62°F	0.00"
October 6	78°F	54°F	64°F	0.00"
October 5	83°F	53°F	65°F	0.00"
October 4	77°F	54°F	64°F	0.00"
October 3	75°F	59°F	67°F	0.00"
October 2	81°F	56°F	66°F	0.00"
More Past Weather

Simi Valley Featured Photos

Cloud Stream: As seen near the Santa Susana pass, from the 118 freeway. Photo courtesy of Gabe Medrano.

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Simi Valley Weather News

Remnants of post-Tropical Storm Mario bring rain to the region

Tropical Storm Mario, having made its way up off of the coast of Baja Calif ...

Posted September 19, 2025, 12:13 AM

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Other Weather Information

Temperature, Humidity, Wind & Pressure

Sunrise & Sunset

Extreme Temperatures

Precipitation

National Weather Service

Other Simi Valley Weather Forecasts

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