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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:
81°F
76°F
79°F
N/A*
76°F
84°F
N/A*
* Weather report not
current
San Jacinto Forecast
Tuesday, March 17, 2026
Current Outlook: Good morning. Today in San Jacinto, expect a sunny sky with temperatures rapidly climbing to a high near 96 degrees. Winds will be light and variable, generally staying below 5 mph. As we progress through the day, anticipate a consistent sunny condition with no significant change in wind speed. By late afternoon, temperatures will peak, and as we transition into the evening, conditions will remain clear with temperatures gradually decreasing to an overnight low around 63 degrees. Winds will continue to be calm tonight. The Week Ahead: Looking forward, the sunny pattern persists with a slight upward trend in temperatures. Wednesday will see a high near 99 degrees with calm to light south winds. Clear skies continue into Wednesday night with a low around 63 degrees. The warming trend peaks on Thursday and Friday, with highs reaching near the 100-degree mark and overnight lows in the low 60s. The weekend will bring a slight relief from the heat, with Saturday's high around 94 degrees and a low of 58. Sunday's conditions will be mostly sunny with a high near 90, followed by a partly cloudy night and a low around 56. The new week starts with sunny skies on Monday and a high near 87 degrees, leading into a mostly clear night with a low around 55. Today: Sunny and hot. Light breezes , high near 96°F . Pollen level is rated "medium-high". Predicted air quality is good, AQI: 44 (courtesy of the SCAQMD). Tonight: Mostly clear, low around 62°F. Wednesday: Sunny and hot, high of about 99°F. Wednesday night:Mostly clear, low near 62°F. Thursday: Sunny and hot, high around 100°F. Thursday night: Clear, low of about 63°F. Friday: Sunny and hot, high near 100°F. Friday night: Clear, low around 61°F. Saturday: Sunny and a little cooler, high of about 94°F. Saturday night: Mostly clear and cooler, low near 55°F. Sunday: Mostly sunny, high around 89°F. Sunday night: Partly cloudy, low of about 55°F. Monday: Sunny, high near 87°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
Major heat spell to bring potential record heat to region
Strong high pressure, in addition to weak offshore flow, is slated to bring ... Posted March 11, 2026, 4:44 AMOther Weather Information
National Weather Service
Other San Jacinto Weather Forecasts
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