San Jacinto Weather Forecast
Weather forecast for: San Jacinto CA
Last Update: 12:21 pm PDT Sep 29, 2026
This Afternoon: Sunny, with a high near 88. Northwest wind around 15 mph, with gusts as high as 25 mph.
Tonight: Mostly clear, with a low around 58. South wind around 5 mph becoming calm in the evening.
Wednesday: Sunny, with a high near 92. Light west wind becoming southwest 5 to 10 mph in the afternoon.
Wednesday Night: Mostly clear, with a low around 60. West wind around 5 mph becoming calm in the evening.
Thursday: Sunny, with a high near 98. Calm wind becoming west around 5 mph in the afternoon.
Thursday Night: Clear, with a low around 64.
Friday: Sunny, with a high near 100.
Friday Night: Mostly clear, with a low around 70.
Saturday: Sunny, with a high near 99.
Saturday Night: Clear, with a low around 70.
Sunday: Sunny, with a high near 98.
Sunday Night: Clear, with a low around 70.
Monday: Sunny, with a high near 97.