Currently 70°F in San Jacinto, California, USA
70°F
77°F / 70°F
calm
0.00"
Thursday, July 9, 2026 3:33 AM PDT
San Jacinto Forecast Summary
Today Tomorrow Saturday
Sunny, Hot Sunny, Hot Mostly sunny, Hot
Sunny, Hot   Sunny, Hot   Mostly sunny, Hot
High: 103°F High: 99°F High: 96°F
Low: 68°F Low: 66°F Low: 64°F
Currently in San Jacinto

Temperature, Humidity, Wind & Pressure

Time:  3:33 AM PDT
Temperature:  70°F
Normal Temperature 68°F
Relative Humidity:  53%
Dewpoint:  51°F
Heat Index:  70°F
Wind Chill:  70°F
Wind:  calm
Gusts:  none
Barometer:  30.36" HgPressure Change falling

Sunrise & Sunset

Sunrise Sunset Daylight
Today: 5:44 AM 8:00 PM 14:16
Tomorrow: 5:44 AM 8:00 PM 14:16
30 Day Sunrise and Sunset Almanac

Extreme Temperatures

Today Time Normal Last Year
High: 77°F 12:01 AM 97°F 102°F
Low: 70°F 3:24 AM 64°F 68°F

Precipitation

60 Min. Today Month Season
0.00" 0.00" 0.00" 0.00"
Season began July 1, 2026
Past Season Precipitation Totals
Data captured from a Davis Instruments Vantage Pro 2
Local Weather Roundup
San Jacinto:
70°F
70°F
68°F
67°F
65°F
68°F
N/A*
* Weather report not current
San Jacinto Forecast
Wednesday, July 8, 2026

This afternoon in San Jacinto, the weather will be sunny and hot, with haze building in by late morning and areas of smoke returning this evening. Highs will climb to near 104°, with southwest wind around 10 mph and gusts near 25 mph, then tonight stays smoky and clear with a low around 68°.

Thursday brings more smoke early, then haze through the middle of the day before sunshine takes over, with a high near 104° and a southwest wind around 10 mph, gusting near 20 mph. Looking ahead, Friday stays sunny and a touch cooler near 101°, Saturday reaches near 100°, Sunday eases to near 96°, and a slight chance of rain showers arrives late Sunday night into Monday.

Today: Sunny and hot with a heat advisory in place , high near 103°F .

Pollen level is rated "low-medium".

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

Tonight: Mostly clear with some smoke in the area, low around 68°F.

Thursday: Sunny and hot with a heat advisory in place, high of about 103°F.

Thursday night:Clear, low near 66°F.

Friday: Sunny and hot, high around 99°F.

Friday night: Mostly clear, low of about 64°F.

Saturday: Mostly sunny and hot, high near 96°F.

Saturday night: Partly cloudy, low around 65°F.

Sunday: Partly sunny and hot with a slight chance of showers in the late afternoon, high of about 95°F.

Sunday night: Partly cloudy, low near 66°F.

Monday: Mostly sunny with a chance of showers, high around 95°F.

Monday night: Mostly clear, low of about 69°F.

Tuesday: Mostly sunny and hot with a slight chance of showers, high near 100°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.
July 8 104°F 63°F 84°F 0.00"
July 7 100°F 64°F 82°F 0.00"
July 6 97°F 66°F 80°F 0.00"
July 5 95°F 65°F 81°F 0.00"
July 4 95°F 62°F 80°F 0.00"
July 3 95°F 60°F 77°F 0.00"
July 2 89°F 57°F 71°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
Multiple wildfires send smoke inland Tuesday afternoon

Two separate wildfires burning in the southern Santa Ana Mountains have sen ...

Posted July 7, 2026, 5:15 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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