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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:
62°F
60°F
62°F
N/A*
63°F
63°F
N/A*
* Weather report not
current
San Jacinto Forecast
Monday, May 4, 2026
Current Outlook: The weather this afternoon in San Jacinto is mostly cloudy and cool, with a slight chance of rain showers after 5 PM. Highs will reach near 65°, with west winds around 15 mph and gusts as high as 25 mph. Tonight, a chance of rain showers continues under mostly cloudy skies, with lows near 46°. West winds will be around 15 mph early, then becoming light late tonight. Rain amounts should stay light, with less than a tenth of an inch possible. The Week Ahead: Tuesday stays mostly cloudy with a chance of rain showers before 5 PM and a high near 64°. Winds will be light from the west. Tuesday night turns mostly cloudy and cooler, with a low near 44°. Wednesday brings a big warmup with sunny skies and a high near 77°, then Thursday stays sunny and climbs near 88°. Friday turns hotter with sunshine and a high near 91°, Saturday reaches near 92°, and Sunday looks hottest of the stretch with plenty of sun and a high near 96°. Today: Mostly cloudy and breezy , high near 65°F . Pollen level is rated "medium". Predicted air quality is moderate, AQI: 51 (courtesy of the SCAQMD). Tonight: Mostly cloudy. Cool and breezy. 30 percent chance of showers, mainly after midnight, low around 47°F. Tuesday: Party sunny. Light breezes. 20 percent chance of showers in the morning, high of about 63°F. Tuesday night:Mostly cloudy and cool. Light breezes, low near 46°F. Wednesday: Sunny, high around 78°F. Wednesday night: Clear, low of about 54°F. Thursday: Sunny and warm, high near 87°F. Thursday night: Clear, low around 58°F. Friday: Sunny and very warm, high of about 90°F. Friday night: Clear, low near 59°F. Saturday: Sunny and very warm, high around 93°F. Saturday night: Mostly clear, low of about 62°F. Sunday: Sunny and hot, high near 97°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
Storm Totals: April 25th-26th, 2026
A late-season Pacific storm brought cool temperatures and showers to the re ... Posted April 27, 2026, 9:14 AMOther Weather Information
National Weather Service
Other San Jacinto Weather Forecasts
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