Currently 45°F in Simi Valley, California, USA
45°F
52°F / 45°F
2 mph N
0.00"
Saturday, March 29, 2025 6:43 AM PDT
Simi Valley Forecast Summary
Today Tomorrow Monday
Mostly sunny, Breezy Mostly cloudy Partly sunny, Chance of rain
Mostly sunny, Breezy   Mostly cloudy   Partly sunny, Chance of rain
High: 64°F High: 64°F High: 66°F
Low: 49°F Low: 48°F Low: 50°F
Currently in Simi Valley

Temperature, Humidity, Wind & Pressure

Time:  6:43 AM PDT
Temperature:  45°F
Normal Temperature 50°F
Relative Humidity:  88%
Dewpoint:  41°F
Heat Index:  45°F
Wind Chill:  45°F
Wind:  2 mph N (340°)
Gusts:  5 mph
Barometer:  29.95" HgPressure Change rising

Sunrise & Sunset

Sunrise Sunset Daylight
Today: 6:40 AM 7:06 PM 12:26
Tomorrow: 6:38 AM 7:07 PM 12:28
30 Day Sunrise and Sunset Almanac

Extreme Temperatures

Today Time Normal Last Year
High: 52°F 12:09 AM 71°F 63°F
Low: 45°F 6:29 AM 48°F 42°F

Precipitation

60 Min. Today Month Season
0.00" 0.00" 2.26" 7.19"
Season began July 1, 2024
Past Season Precipitation Totals
Data captured from a Peet Bros. Ultimeter 2100
Local Weather Roundup
Simi Valley:
45°F
Simi Valley Forecast
Friday, March 28, 2025
Warning Today's forecast is coming soon

Below normal temperatures will persist through the weekend and most of next week. There will be a mixture of low clouds and high clouds through Saturday morning, with patchy light rain or drizzle. Gusty west to northwest winds will affect most areas Friday into Saturday. A couple of generally weak systems will bring light rain to the area on Sunday, then again Wednesday and Thursday.

Today: Partly sunny. 20 percent chance of light rain in the morning. Light breezes , high near 64°F .

Pollen level is rated "medium-high".

Predicted air quality is good, AQI: 45 (for Simi Valley and Moorpark (courtesy of the VCAPCD)).

Tonight: Partly cloudy and cool. Light breezes, low around 49°F.

Saturday: Mostly sunny. Afternoon breezes, high of about 64°F.

Saturday night:Mostly cloudy and cool. Evening breezes, low near 48°F.

Sunday: Mostly cloudy, high around 64°F.

Sunday night: Mostly cloudy. 20 percent chance of rain, low of about 50°F.

Monday: Partly sunny. Slight chance of rain, high near 66°F.

Monday night: Mostly cloudy and cool, low around 47°F.

Tuesday: Partly sunny, high of about 66°F.

Tuesday night: Mostly cloudy and cool. Slight chance of rain, low near 46°F.

Wednesday: Partly sunny. Chance of rain, high around 64°F.

Wednesday night: Mostly cloudy and cool. Chance of rain, low of about 47°F.

Thursday: Partly sunny. Chance of rain, high near 60°F.

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.
March 28 66°F 49°F 57°F 0.00"
March 27 62°F 53°F 56°F 0.01"
March 26 60°F 52°F 55°F 0.01"
March 25 79°F 51°F 62°F 0.00"
March 24 90°F 51°F 69°F 0.00"
March 23 74°F 49°F 61°F 0.00"
March 22 74°F 48°F 60°F 0.00"
More Past Weather
Simi Valley Featured Photos
Cloud Stream
Cloud Stream: As seen near the Santa Susana pass, from the 118 freeway. Photo courtesy of Gabe Medrano.
Simi Valley Weather News
Patchy showers and gusty winds Monday evening

An upper level low brought unsettled weather to the region Monday evening, ...

Posted March 18, 2025, 9:20 PM
Other Weather Information

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