Currently 81°F in Simi Valley, California, USA
81°F
89°F / 58°F
9 mph W
0.00"
Saturday, July 5, 2025 2:39 PM PDT
Simi Valley Forecast Summary
Today Tomorrow Monday
Not Available Not Available Not Available
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High: N/A High: N/A High: N/A
Low: N/A Low: N/A Low: N/A
Currently in Simi Valley

Temperature, Humidity, Wind & Pressure

Time:  2:39 PM PDT
Temperature:  81°F
Normal Temperature 84°F
Relative Humidity:  48%
Dewpoint:  59°F
Heat Index:  82°F
Wind Chill:  81°F
Wind:  9 mph W (259°)
Gusts:  16 mph
Barometer:  29.98" HgPressure Change falling

Sunrise & Sunset

Sunrise Sunset Daylight
Today: 5:43 AM 8:01 PM 14:18
Tomorrow: 5:44 AM 8:01 PM 14:17
30 Day Sunrise and Sunset Almanac

Extreme Temperatures

Today Time Normal Last Year
High: 89°F 12:42 PM 86°F 100°F
Low: 58°F 6:10 AM 60°F 64°F

Precipitation

60 Min. Today Month Season
0.00" 0.00" 0.00" 0.00"
Season began July 1, 2025
Past Season Precipitation Totals
Data captured from a Peet Bros. Ultimeter 2100
Local Weather Roundup
Simi Valley:
81°F
Simi Valley Forecast
Sunday, June 22, 2025
Alert Forecast not current

Warmer temperatures are expected Sunday in the region, turning cooler Monday and Tuesday with increasing night and morning low clouds and fog.

Today: Sunny and breezy , high near 79°F .

Pollen level is rated "low-medium".

Predicted air quality is moderate, AQI: 52 (for Simi Valley and Moorpark (courtesy of the VCAPCD)).

Tonight: Clear. Light breezes, low around 55°F.

Monday: Sunny. Light breezes, high of about 76°F.

Monday night:Increasing clouds, then patchy fog developing. Light breezes, low near 54°F.

Tuesday: Low clouds and fog early, becoming sunny. Light breezes, high around 74°F.

Tuesday night: Mostly cloudy, then patchy fog developing, low of about 54°F.

Wednesday: Low clouds and fog early, becoming sunny, high near 79°F.

Wednesday night: Mostly cloudy, low around 56°F.

Thursday: Mostly sunny and warm, high of about 81°F.

Thursday night: Mostly cloudy, then patchy fog developing, low near 57°F.

Friday: Low clouds and fog early, becoming sunny and warm, high around 83°F.

Friday night: Mostly cloudy, then patchy fog developing, low of about 57°F.

Saturday: Low clouds and fog early, becoming sunny and warm, high near 82°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.
July 4 82°F 58°F 70°F 0.00"
July 3 83°F 56°F 68°F 0.00"
July 2 80°F 54°F 67°F 0.00"
July 1 83°F 55°F 69°F 0.00"
June 30 85°F 58°F 72°F 0.00"
June 29 89°F 57°F 73°F 0.00"
June 28 88°F 55°F 72°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
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Other Weather Information

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