Currently 54°F in Simi Valley, California, USA
54°F
64°F / 38°F
3 mph SE
0.00"
Monday, January 20, 2025 8:16 PM PST
Simi Valley Forecast Summary
Today Tomorrow Wednesday
Windy, Variably cloudy Windy, Sunny Sunny
Windy, Variably cloudy   Windy, Sunny   Sunny
High: 64°F High: 62°F High: 73°F
Low: 39°F Low: 45°F Low: 47°F
Currently in Simi Valley

Temperature, Humidity, Wind & Pressure

Time:  8:16 PM PST
Temperature:  54°F
Normal Temperature 56°F
Relative Humidity:  23%
Dewpoint:  15°F
Heat Index:  54°F
Wind Chill:  54°F
Wind:  3 mph SE (123°)
Gusts:  15 mph
Barometer:  30.33" HgPressure Change rising

Sunrise & Sunset

Sunrise Sunset Daylight
Today: 6:51 AM 5:08 PM 10:17
Tomorrow: 6:50 AM 5:09 PM 10:19
30 Day Sunrise and Sunset Almanac

Extreme Temperatures

Today Time Normal Last Year
High: 64°F 1:27 PM 67°F 56°F
Low: 38°F 6:17 AM 49°F 52°F

Precipitation

60 Min. Today Month Season
0.00" 0.00" 0.00" 0.30"
Season began July 1, 2024
Past Season Precipitation Totals
Data captured from a Peet Bros. Ultimeter 2100
Local Weather Roundup
Simi Valley:
54°F
Simi Valley Forecast
Sunday, January 19, 2025
Warning Today's forecast is coming soon

Offshore flow will return today, with local northeast breezes, less morning low clouds, and a few degrees of warming. Mostly clear and locally breezy conditions are expected Sunday night into early Monday, then Santa Ana winds will increase during the day. A moderate to strong Santa Ana wind event will likely affect Ventura and Los Angeles Counties Monday night and Tuesday, with weaker offshore flow continuing for much of next week. Temperatures will be below normal Monday and Tuesday, with a warming trend later in the week. Frost or freezing temperatures are possible in winds sheltered areas each night through Thursday.

Today: Sunny. Light breezes , high near 63°F .

Pollen level is rated "medium-high".

Predicted air quality is moderate, AQI: 54 (for Simi Valley and Moorpark (courtesy of the VCAPCD)).

Tonight: Cloudy, then patchy fog developing. Cold. Light breezes, low around 39°F.

Monday: Cloudy, becoming sunny. Offshore winds, high of about 64°F.

Monday night:Clear and cool. Offshore winds, low near 45°F.

Tuesday: Sunny. Offshore winds, high around 62°F.

Tuesday night: Mostly clear and cool. Offshore breezes, low of about 47°F.

Wednesday: Sunny, high near 73°F.

Wednesday night: Mostly clear and cool, low around 47°F.

Thursday: Sunny, high of about 76°F.

Thursday night: Mostly clear, low near 50°F.

Friday: Sunny, high around 73°F.

Friday night: Partly cloudy and cool. Slight chance of showers, low of about 46°F.

Saturday: Partly sunny. Chance of showers, high near 62°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.
January 19 59°F 38°F 46°F 0.00"
January 18 62°F 39°F 48°F 0.00"
January 17 61°F 39°F 48°F 0.00"
January 16 69°F 42°F 56°F 0.00"
January 15 68°F 54°F 60°F 0.00"
January 14 65°F 49°F 57°F 0.00"
January 13 59°F 50°F 54°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
Santa Ana Winds to return Monday and Tuesday

The National Weather Service has once again issued a High Wind Warning from ...

Posted January 20, 2025, 4:55 PM
Other Weather Information

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