Posted Thursday, February 12, 2026, 8:22 AM
Current Outlook: Today in San Jacinto, expect a mostly sunny sky with a high temperature near 66 degrees. Winds will remain light and variable throughout the day. As we transition into the evening, anticipate a shift towards mostly cloudy conditions with temperatures gradually descending to a low around 43 degrees. Winds will continue to be light and variable tonight.
The Week Ahead: Friday will bring back mostly sunny skies with a slight increase in temperatures, reaching a high near 69 degrees. However, wind activity will pick up, with southwest winds at 5 to 10 mph and potential gusts up to 20 mph. The night will be mostly clear with a low around 40 degrees. The weekend continues the trend of mostly sunny conditions, with Saturday's high around 71 degrees and a nighttime low of 42 under mostly cloudy skies. Sunday introduces a slight chance of rain after 4 PM with a high near 67 degrees, turning to likely rain by nightfall. The following week starts with rain on Washington's Birthday, with showers continuing into midweek, and temperatures gradually cooling to highs in the upper 50s.
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Today:
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66°F 43°F |
Partly sunny |
| 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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Thursday night / Friday morning:
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| 45°F |
Mostly cloudy |
| 0% chance of precipitation |
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Friday:
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| 69°F |
Partly cloudy, becoming sunny |
| 0% chance of precipitation |
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Friday night / Saturday morning:
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| 43°F |
Mostly clear |
| 0% chance of precipitation |
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Saturday:
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| 71°F |
Sunny skies with increasing clouds late in the day |
| 0% chance of precipitation |
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Saturday night / Sunday morning:
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| 45°F |
Mostly cloudy |
| 0% chance of precipitation |
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Sunday:
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| 67°F |
Mostly cloudy with increasing chance of showers |
| 10% chance of precipitation |
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Sunday night / Monday morning:
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| 45°F |
Cloudy with showers likely |
| 75% chance of precipitation |
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Monday:
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| 58°F |
Showers. Rain could be heavy at times |
| 80% chance of precipitation |
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Monday night / Tuesday morning:
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| 44°F |
Showers |
| 80% chance of precipitation |
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Tuesday:
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| 57°F |
Showers |
| 80% chance of precipitation |
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Tuesday night / Wednesday morning:
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| 41°F |
Showers likely |
| 75% chance of precipitation |
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Wednesday:
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| 58°F |
Partly cloudy with residual showers possible |
| 20% chance of precipitation |
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