Currently 44°F in San Jacinto, California, USA
44°F
48°F / 44°F
calm
0.00"
Sunday, February 22, 2026 5:03 AM PST

Seven Day Forecast for San Jacinto, California

Posted Friday, February 20, 2026, 12:38 PM
Alert Forecast not current

Current Outlook: This afternoon in San Jacinto, expect mostly sunny skies with temperatures peaking near 55 degrees. Winds will be light and variable from the southwest at around 5 mph. As we transition into the evening, temperatures will gradually decrease, leading to patchy frost after 10 PM under mostly clear conditions. Tonight's low will be around 35 degrees with calm southeast winds.

The Week Ahead: Saturday morning will start with patchy frost before 10 AM, giving way to sunny skies and a high near 65 degrees. Light and variable northeast winds will continue. The nighttime will bring partly cloudy conditions with a low around 43 degrees. Sunday will be sunny with a high approaching 74 degrees, and calm winds are anticipated. Looking forward to Monday and Tuesday, expect mostly sunny days with highs in the upper 70s and lows around 50 degrees. The pattern of mostly sunny days and partly cloudy nights will persist through midweek, with temperatures slightly cooling to a high near 76 on Wednesday. Thursday's forecast indicates a return to warmer conditions with a high near 80 degrees.

Sunny
Today:
73°F 
43°F 
Sunny and a little warmer
0% chance of precipitation
Predicted Air Quality: good, AQI: 43 (courtesy of the SCAQMD).
Pollen level is rated "medium-high".
Sunday night / Monday morning:
48°F  Partly cloudy
0% chance of precipitation
Mostly sunny
Monday:
78°F  Mostly sunny
0% chance of precipitation
Monday night / Tuesday morning:
53°F  Partly cloudy
0% chance of precipitation
Mostly sunny
Tuesday:
78°F  Mostly sunny
0% chance of precipitation
Tuesday night / Wednesday morning:
54°F  Partly cloudy
0% chance of precipitation
Mostly sunny
Wednesday:
76°F  Mostly sunny
0% chance of precipitation
Wednesday night / Thursday morning:
54°F  Partly cloudy
0% chance of precipitation
Mostly sunny
Thursday:
80°F  Mostly sunny and warmer
0% chance of precipitation
Thursday night / Friday morning:
N/A 
% chance of precipitation
Not Available
Friday:
N/A 
% chance of precipitation
Friday night / Saturday morning:
N/A 
% chance of precipitation
Not Available
Saturday:
N/A 
% chance of precipitation

The San Jacinto, California weather pages are a service of WeatherCurrents. San Jacinto is located in the heart of the San Jacinto Valley, near Hemet, the Soboba Casino, and at the foot of the San Jacinto Mountains.
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