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
79°F
77°F
N/A*
73°F
76°F
N/A*
* Weather report not
current
San Jacinto Forecast
Thursday, August 7, 2025
Today's Forecast: Expect sunny skies with a touch of haze after 8am, as San Jacinto heats up to a high near 105 degrees. While there will be little to no wind to provide respite from the heat, those spending time outdoors should take precautions against sun exposure and high temperatures. Plan your activities accordingly, stay hydrated, and seek shade when possible. Welcome back San Jacinto Unified School District students! The Week Ahead: The sunny trend continues with haze appearing each morning and clearing as the day progresses. Temperatures will stay in the low 100s, with highs hovering around 101 to 102 degrees through the weekend and into early next week. Evenings will bring some relief with lows around the mid to upper 60s. No significant wind events are expected, maintaining calm conditions for any outdoor planning. As we look forward to Tuesday and Wednesday, anticipate a slight cooldown with highs dipping slightly below 100 degrees. Today: Sunny, hazy and hot , high near 105°F . Pollen level is rated "low-medium". Predicted air quality is moderate, AQI: 51 (courtesy of the SCAQMD). Tonight: Mostly clear with haze, low around 69°F. Friday: Sunny and hot, high of about 101°F. Friday night:Mostly clear, low near 68°F. Saturday: Sunny and hot, high around 101°F. Saturday night: Mostly clear, low of about 67°F. Sunday: Sunny and hot, high near 101°F. Sunday night: Mostly clear, low around 67°F. Monday: Sunny and hot, high of about 100°F. Monday night: Clear, low near 66°F. Tuesday: Sunny and hot, high around 99°F. Tuesday night: Mostly clear, low of about 65°F. Wednesday: 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
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Full moon: The evening moon rises above Mountain View High School in San Jacinto. Photo courtesy of Denise Leonard.
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