Currently 60°F in San Jacinto, California, USA
60°F
65°F / 60°F
calm
0.00"
Thursday, September 3, 2026 3:18 AM PDT
San Jacinto Forecast Summary
Today Tomorrow Saturday
Sunny Sunny Chance of showers, Cloudy
Sunny   Sunny   Chance of showers, Cloudy
High: 87°F High: 88°F High: 90°F
Low: 57°F Low: 56°F Low: 63°F
Currently in San Jacinto

Temperature, Humidity, Wind & Pressure

Time:  3:18 AM PDT
Temperature:  60°F
Normal Temperature 73°F
Relative Humidity:  64%
Dewpoint:  47°F
Heat Index:  60°F
Wind Chill:  60°F
Wind:  calm
Gusts:  none
Barometer:  30.47" HgPressure Change falling

Sunrise & Sunset

Sunrise Sunset Daylight
Today: 6:22 AM 7:10 PM 12:48
Tomorrow: 6:23 AM 7:09 PM 12:46
30 Day Sunrise and Sunset Almanac

Extreme Temperatures

Today Time Normal Last Year
High: 65°F 12:01 AM 97°F 100°F
Low: 60°F 3:14 AM 66°F 71°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:
60°F
59°F
61°F
59°F
60°F
64°F
N/A*
* Weather report not current
San Jacinto Forecast
Wednesday, September 2, 2026

This afternoon in San Jacinto, the weather will be sunny and warm, with temperatures climbing to near 89° and a southwest breeze around 15 mph, with gusts near 25 mph. Skies stay clear this evening as temperatures ease back to around 67°, then cool to around 57° overnight.

Tomorrow will be sunny and a touch cooler, with a high near 87° and a light southwest breeze at times. Friday stays sunny and slightly warmer near 88°, then a slight chance of rain showers arrives late Friday night with a low around 63°. Looking ahead to the weekend, a chance of showers returns Saturday, with rain showers likely Saturday night. Sunday brings more showers and a few thunderstorms possible, and that unsettled pattern continues into Labor Day before drier, sunnier weather starts to build back in by Tuesday, with highs near 91°.

Today: Sunny , high near 89°F .

Pollen level is rated "low-medium".

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

Tonight: Clear, low around 57°F.

Thursday: Sunny, high of about 87°F.

Thursday night:Clear, low near 56°F.

Friday: Sunny, high around 88°F.

Friday night: Increasing clouds, low of about 63°F.

Saturday: Cloudy with a 30% chance of showers, mainly after noon, high near 90°F.

Saturday night: Cloudy with a chance of showers, low around 67°F.

Sunday: Mostly cloudy with a continued chance of showers and thunderstorms, high of about 87°F.

Sunday night: Partly to mostly cloudy with a chance of showers, low near 67°F.

Monday: Mostly cloudy with a slight chance of showers, high around 89°F.

Monday night: Partly cloudy with a chance of showers, low of about 65°F.

Tuesday: Mostly sunny after early morning clouds depart region, high near 91°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 2 89°F 57°F 73°F 0.00"
September 1 92°F 60°F 75°F 0.00"
August 31 93°F 66°F 78°F 0.00"
August 30 97°F 70°F 83°F 0.00"
August 29 101°F 75°F 88°F 0.00"
August 28 106°F 76°F 90°F 0.00"
August 27 103°F 79°F 91°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.
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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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