87°F / 66°F
6 mph S
0.00"
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Pinon Hills Forecast Summary
Currently in Pinon Hills
Temperature, Humidity, Wind & Pressure
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Data captured from a Peet Bros. Ultimeter 2100
Local Weather Roundup
Pinon Hills Forecast
Sunday, September 20, 2026
 Forecast not current
Temperatures will remain below normal through Wednesday, with a deep marine layer encroaching inland. Warmer weather is expected to return for the end of the week as high pressure builds. Today: Mostly sunny and warm. Breezy , high near 85°F . Pollen level is rated "medium". Predicted air quality is good, AQI: 47 (for the Central San Bernardino Valley courtesy of the SCAQMD). Tonight: Partly cloudy. Light breezes, low around 58°F. Monday: Mostly sunny. Light breezes, high of about 79°F. Monday night:Clear. Light breezes, low near 57°F. Tuesday: Sunny and warm. Light breezes, high around 81°F. Tuesday night: Clear. Light breezes, low of about 63°F. Wednesday: Sunny and warm, high near 86°F. Wednesday night: Clear, low around 66°F. Thursday: Sunny and warm, high of about 89°F. Thursday night: Mostly clear, low near 66°F. Friday: Sunny and warm, high around 87°F. Friday night: Mostly clear, low of about 61°F. Saturday: Sunny and warm, high near 85°F. Pinon Hills forecast updated daily. Based on data from the National Weather Service, San Diego office and from WeatherCurrents.Recently in
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Extreme heat returns to SoCal; Thunderstorms hit Temecula
Triple-digit heat has returned to the region Tuesday, prompting the Nationa ... Posted September 8, 2026, 9:26 PMOther Weather Information
National Weather Service
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