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

Currently 59°F in Simi Valley, California, USA

Friday, May 30, 2025 12:44 AM PDT

Simi Valley Forecast Summary

Today	Tomorrow	Sunday

Not Available	Not Available	Not Available
High: N/A	High: N/A	High: N/A
Low: N/A	Low: N/A	Low: N/A

Complete Forecast Text Below

Currently in Simi Valley

Temperature, Humidity, Wind & Pressure

Time:	12:44 AM PDT
Temperature:	59°F
Normal Temperature :	58°F
Relative Humidity:	77%
Dewpoint:	52°F
Heat Index:	59°F
Wind Chill:	59°F
Wind:	1 mph NW (330°)
Gusts:	5 mph
Barometer:	29.91" Hg rising

Sunrise & Sunset

	Sunrise	Sunset	Daylight
Today:	5:40 AM	7:51 PM	14:12
Tomorrow:	5:39 AM	7:52 PM	14:13
30 Day Sunrise and Sunset Almanac

Extreme Temperatures

	Today	Time	Normal	Last Year
High:	61°F	12:00 AM	77°F	76°F
Low:	59°F	12:42 AM	54°F	52°F

Precipitation

60 Min.	Today	Month	Season
0.00"	0.00"	0.06"	7.32"
Season began July 1, 2024
Past Season Precipitation Totals

Data captured from a Peet Bros. Ultimeter 2100

Local Weather Roundup

Simi Valley:

59°F

Complete Local Weather Roundup

Simi Valley Forecast

Wednesday, May 21, 2025

Forecast not current

Hot conditions will continue through Thursday before cooling to near normal by the holiday weekend. Breezy and dry conditions focused across the interior will lead to heightened fire weather concerns.

Today: Sunny. Warm and breezy , high near 89°F .

Pollen level is rated "low-medium".

Predicted air quality is moderate, AQI: 69 (for Simi Valley and Moorpark (courtesy of the VCAPCD)).

Tonight: Clear. Evening breezes, low around 64°F.

Thursday: Sunny and warm. Afternoon breezes, high of about 88°F.

Thursday night:Mostly clear. Light breezes, low near 64°F.

Friday: Sunny and warm. Afternoon breezes, high around 82°F.

Friday night: Mostly clear, low of about 54°F.

Saturday: Sunny, high near 76°F.

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

Sunday: Sunny and warm, high of about 80°F.

Sunday night: Mostly cloudy, then patchy fog developing, low near 58°F.

Monday: Patchy fog early, otherwise partly sunny and warm, high around 80°F.

Monday night: Mostly clear, low of about 57°F.

Tuesday: Sunny, high near 78°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.
May 29	76°F	58°F	66°F	0.00"
May 28	72°F	53°F	60°F	0.00"
May 27	78°F	54°F	64°F	0.00"
May 26	74°F	52°F	62°F	0.00"
May 25	73°F	52°F	62°F	0.00"
May 24	73°F	55°F	64°F	0.00"
May 23	76°F	52°F	64°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.

More Photos and Features Submit Your Photo

Simi Valley Weather News

Temperatures soar Friday and Saturday into triple-digits inland

A strong upper-level ridge brought dangerously hot conditions to much of So ...

Posted May 10, 2025, 8:39 PM

More Simi Valley Weather News

Other Weather Information

Temperature, Humidity, Wind & Pressure

Sunrise & Sunset

Extreme Temperatures

Precipitation

National Weather Service

Other Simi Valley Weather Forecasts

Other Local Forecasts