Currently N/A°F in San Jacinto, California, USA
N/A°F Alert
N/A°F / N/A°F
N/A
N/A
Thursday, September 17, 2026 5:06 AM PDT
San Jacinto Forecast Summary
Today Tomorrow Saturday
Sunny Sunny Sunny
Sunny   Sunny   Sunny
High: 84°F High: 87°F High: 91°F
Low: 57°F Low: 58°F Low: 60°F
Currently in San Jacinto
Alert Warning: Current weather report out of date

Temperature, Humidity, Wind & Pressure

Time:  5:06 AM PDT
Temperature:  N/A
Normal Temperature 90°F
Relative Humidity:  N/A
Dewpoint:  N/A°F
Heat Index:  N/A°F
Wind Chill:  N/A°F
Wind:  N/A
Gusts:  N/A
Barometer:  N/APressure Change N/A

Sunrise & Sunset

Sunrise Sunset Daylight
Today: 6:33 AM 6:52 PM 12:19
Tomorrow: 6:34 AM 6:51 PM 12:17
30 Day Sunrise and Sunset Almanac

Extreme Temperatures

Today Time Normal Last Year
High: N/A N/A 92°F 84°F
Low: N/A N/A 63°F 61°F

Precipitation

60 Min. Today Month Season
N/A N/A 0.23" 0.23"
Season began July 1, 2026
Past Season Precipitation Totals
Data captured from a Davis Instruments Vantage Pro 2
Local Weather Roundup
San Jacinto:
N/A*
61°F
67°F
64°F
67°F
68°F
N/A*
* Weather report not current
San Jacinto Forecast
Wednesday, September 16, 2026
Warning Today's forecast is coming soon

This afternoon in San Jacinto, the weather will be sunny and pleasant, with temperatures climbing to near 84° this afternoon before easing back to around 56° tonight. Patchy fog may develop after 11pm, but no active alerts are in effect.

Tomorrow starts with patchy fog before 8am, then turns mostly sunny with a high near 85°. Friday stays sunny and a little warmer, with a high near 87°, followed by clear skies Friday night and a low around 59°. The weekend looks bright and warm, with sunshine and highs near 91° Saturday and near 90° Sunday, then mostly clear nights with lows in the upper 50s to lower 60s. Early next week stays sunny as well, with highs near 86° Monday and near 91° Tuesday.

Today: Sunny , high near 83°F .

Pollen level is rated "low-medium".

Predicted air quality is good, AQI: 44 (courtesy of the SCAQMD).

Tonight: Mostly clear, low around 57°F.

Thursday: Sunny, high of about 84°F.

Thursday night:Clear, low near 58°F.

Friday: Sunny, high around 87°F.

Friday night: Clear, low of about 60°F.

Saturday: Sunny, high near 91°F.

Saturday night: Clear, low around 62°F.

Sunday: Sunny, high of about 89°F.

Sunday night: Mostly clear, low near 59°F.

Monday: Sunny, high around 86°F.

Monday night: Clear, low of about 59°F.

Tuesday: Sunny, high near 90°F.

San Jacinto forecast updated daily. Based on data from the National Weather Service, San Diego office and from WeatherCurrents.
Recently in San Jacinto
Date High Low Ave. Prec.
September 10 104°F 77°F 91°F 0.00"
September 9 106°F 75°F 90°F 0.00"
September 8 99°F 71°F 85°F 0.00"
September 7 87°F 71°F 79°F 0.03"
September 6 79°F 66°F 73°F 0.20"
September 5 93°F 59°F 78°F 0.00"
September 4 89°F 58°F 72°F 0.00"
More Past Weather
San Jacinto Featured Photos
Full Moon
Full moon: The evening moon rises above Mountain View High School in San Jacinto. Photo courtesy of Denise Leonard.
San Jacinto Weather News
Extreme heat returns to SoCal; Thunderstorms hit Temecula

Triple-digit heat has returned to the region Tuesday, prompting the Nationa ...

Posted September 8, 2026, 9:26 PM
Other Weather Information

The San Jacinto, California weather pages are a service of WeatherCurrents. San Jacinto is located in the heart of the San Jacinto Valley, near Hemet, the Soboba Casino, and at the foot of the San Jacinto Mountains.
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