Currently 73°F in San Jacinto, California, USA
73°F
87°F / 58°F
1 mph SE
0.00"
Monday, October 19, 2026 8:38 PM PDT
San Jacinto Forecast Summary
Today Tomorrow Wednesday
Sunny Sunny Partly cloudy, Chance of showers
Sunny   Sunny   Partly cloudy, Chance of showers
High: 84°F High: 82°F High: 76°F
Low: 60°F Low: 59°F Low: 57°F
Currently in San Jacinto

Temperature, Humidity, Wind & Pressure

Time:  8:38 PM PDT
Temperature:  73°F
Normal Temperature :  70°F
Relative Humidity:  45%
Dewpoint:  50°F
Heat Index:  77°F
Wind Chill:  73°F
Wind:  1 mph SE (127°)
Gusts:  3 mph
Barometer:  29.84" HgPressure Change rising

Sunrise & Sunset

Sunrise Sunset Daylight
Today: 6:54 AM 6:08 PM 11:14
Tomorrow: 6:55 AM 6:07 PM 11:12
30 Day Sunrise and Sunset Almanac

Extreme Temperatures

Today Time Normal Last Year
High: 87°F 4:01 PM 83°F 86°F
Low: 58°F 7:19 AM 55°F 52°F

Precipitation

60 Min. Today Month Season
0.00" 0.00" 2.08" 2.31"
Season began July 1, 2026
Past Season Precipitation Totals
Data captured from a Davis Instruments Vantage Pro 2
Local Weather Roundup
San Jacinto:
73°F
68°F
72°F
70°F
69°F
73°F
N/A*
* Weather report not current
San Jacinto Forecast
Monday, October 19, 2026

This afternoon in San Jacinto, the weather will be sunny and warm, with a high near 85° and a southwest wind around 5 to 10 mph. Tonight stays mostly clear and cool, with a low around 59°.

Tomorrow brings more sunshine and a high near 82°. Tuesday night turns partly cloudy and cool, with a low around 56°. Wednesday starts mostly sunny, then a chance of rain showers develops after 11am as temperatures climb to near 76°, with southwest wind around 15 mph and gusts near 25 mph. Wednesday night brings showers and thunderstorms, followed by more unsettled weather on Thursday with a high near 66°. A chance of showers lingers Thursday night with a low around 50°, then Friday turns sunny and warmer near 71°. The weekend looks dry and pleasant, with sunshine and highs in the upper 70s and overnight lows in the low to mid 50s.

Today: Sunny , high near 84°F .

Pollen level is rated "low".

Predicted air quality is good, AQI: 50 (courtesy of the SCAQMD).

Tonight: Clear, low around 59°F.

Tuesday: Sunny, high of about 82°F.

Tuesday night:Mostly clear, low near 57°F.

Wednesday: Partly cloudy with a chance of showers after 11am. Gusty winds possible after noon, high around 76°F.

Wednesday night: Cloudy with a good chance of rain showers, low of about 55°F.

Thursday: Cloudy with showers, high near 66°F.

Thursday night: Mostly to partly cloudy with a chance of occasional rain showers, low around 50°F.

Friday: Sunny, high of about 79°F.

Friday night: Clear, low near 52°F.

Saturday: Sunny, high around 75°F.

Saturday night: Mostly clear, low of about 53°F.

Sunday: Sunny, high near 75°F.

San Jacinto forecast updated daily. Based on data from the National Weather Service, San Diego office and from WeatherCurrents.
Recently in San Jacinto
Date High Low Ave. Prec.
October 18 86°F 57°F 71°F 0.00"
October 17 82°F 66°F 77°F 0.00"
October 16 87°F 77°F 82°F 0.00"
October 15 84°F 51°F 70°F 0.00"
October 14 80°F 49°F 64°F 0.00"
October 13 73°F 51°F 61°F 0.00"
October 12 63°F 56°F 59°F 0.25"
More Past Weather
San Jacinto Featured Photos
Full Moon
Full moon: The evening moon rises above Mountain View High School in San Jacinto. Photo courtesy of Denise Leonard.
San Jacinto Weather News
Storm Totals: October 12th-13th, 2026

A cutoff low pressure system over the southern Great Basin, riding on the h ...

Posted October 14, 2026, 9:44 PM
Other Weather Information

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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