Posted Friday, February 20, 2026, 12:38 PM
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.
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Today:
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73°F 43°F |
Sunny and a little warmer |
| 0% chance of precipitation |
| Predicted Air Quality: good,
AQI:
43 (courtesy of the SCAQMD). |
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Pollen level is rated "medium-high".
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Sunday night / Monday morning:
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| 48°F |
Partly cloudy |
| 0% chance of precipitation |
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Monday:
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| 78°F |
Mostly sunny |
| 0% chance of precipitation |
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Monday night / Tuesday morning:
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| 53°F |
Partly cloudy |
| 0% chance of precipitation |
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Tuesday:
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| 78°F |
Mostly sunny |
| 0% chance of precipitation |
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Tuesday night / Wednesday morning:
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| 54°F |
Partly cloudy |
| 0% chance of precipitation |
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Wednesday:
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| 76°F |
Mostly sunny |
| 0% chance of precipitation |
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Wednesday night / Thursday morning:
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| 54°F |
Partly cloudy |
| 0% chance of precipitation |
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Thursday:
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| 80°F |
Mostly sunny and warmer |
| 0% chance of precipitation |
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Thursday night / Friday morning:
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| N/A |
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| % chance of precipitation |
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Friday:
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| N/A |
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| % chance of precipitation |
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Friday night / Saturday morning:
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| N/A |
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| % chance of precipitation |
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Saturday:
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| N/A |
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| % chance of precipitation |
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