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San Jacinto Forecast Summary
Currently in San Jacinto
Temperature, Humidity, Wind & Pressure
Sunrise & Sunset
Extreme Temperatures
Precipitation
Data captured from a Davis Instruments Vantage Pro 2
Local Weather Roundup
San Jacinto:
80°F
77°F
80°F
76°F
N/A*
79°F
N/A*
* Weather report not
current
San Jacinto Forecast
Friday, October 9, 2026
This afternoon in San Jacinto, the weather will be sunny and warm, with a high near 95° and a southwest breeze around 5 to 10 mph, with gusts near 20 mph. This evening stays clear and comfortable, then clouds increase overnight with a low around 63°. Tomorrow will turn much cooler and cloudier, with a high near 85° and a chance of rain showers developing after 5 PM. Rain showers become likely Saturday night, with a low around 59°. Sunday stays wet and breezy with showers and a high near 72°, followed by more rain Sunday night and a low around 51°. Rain continues on Columbus Day with a high near 64°, then showers may linger Monday night with a low around 47°. After that, Tuesday brings a chance of showers before 5 PM and a high near 68°, then mostly clear weather returns Tuesday night with a low around 48°. Wednesday looks sunny and warmer near 78°, followed by a clear Wednesday night low around 52°, and Thursday stays sunny with a high near 83° before a clear Thursday night near 56°. Today: Sunny , high near 95°F . Pollen level is rated "medium". Predicted air quality is moderate, AQI: 55 (courtesy of the SCAQMD). Tonight: Increasing clouds, low around 64°F. Saturday: Cloudy and cooler, high of about 84°F. Saturday night:Showers possible late night and into Sunday morning, low near 61°F. Sunday: Showers likely. Rain could be heavy at times. Gusty winds. 1/2" to 1" rain possible, high around 75°F. Sunday night: Showers likely, low of about 52°F. Monday: Rain continuing, high near 63°F. Monday night: Mostly cloudy with showers possible, low around 47°F. Tuesday: Sunny, high of about 69°F. Tuesday night: Mostly clear, low near 48°F. Wednesday: Sunny and warmer, high around 78°F. Wednesday night: Clear, low of about 54°F. Thursday: Sunny and warmer, high near 84°F. San Jacinto forecast updated daily. Based on data from the National Weather Service, San Diego office and from WeatherCurrents.Recently in
San Jacinto
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San Jacinto
Featured Photos
Full moon: The evening moon rises above Mountain View High School in San Jacinto. Photo courtesy of Denise Leonard.
San Jacinto
Weather News
San Jacinto Weather Station back online
The new parts came in from Davis Instruments and have been put back into th ... Posted October 5, 2026, 5:48 PMOther Weather Information
National Weather Service
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