Currently 48°F in San Jacinto, California, USA
48°F
51°F / 48°F
calm
0.00"
Wednesday, December 10, 2025 3:32 AM PST
San Jacinto Forecast Summary
Today Tomorrow Friday
Sunny Sunny Sunny
Sunny   Sunny   Sunny
High: 84°F High: 81°F High: 82°F
Low: 54°F Low: 54°F Low: 55°F
Currently in San Jacinto

Temperature, Humidity, Wind & Pressure

Time:  3:32 AM PST
Temperature:  48°F
Normal Temperature 43°F
Relative Humidity:  55%
Dewpoint:  31°F
Heat Index:  48°F
Wind Chill:  48°F
Wind:  calm
Gusts:  2 mph
Barometer:  30.61" HgPressure Change rising

Sunrise & Sunset

Sunrise Sunset Daylight
Today: 6:42 AM 4:40 PM 9:58
Tomorrow: 6:43 AM 4:40 PM 9:58
30 Day Sunrise and Sunset Almanac

Extreme Temperatures

Today Time Normal Last Year
High: 51°F 12:01 AM 67°F 72°F
Low: 48°F 3:29 AM 42°F 41°F

Precipitation

60 Min. Today Month Season
0.00" 0.00" 0.00" 2.89"
Season began July 1, 2025
Past Season Precipitation Totals
Data captured from a Davis Instruments Vantage Pro 2
Local Weather Roundup
San Jacinto:
48°F
N/A*
48°F
N/A*
57°F
54°F
N/A*
* Weather report not current
San Jacinto Forecast
Tuesday, December 9, 2025

Today's Forecast: Sunny skies will grace San Jacinto today with a high near 84 degrees. Expect light winds throughout the day. Tonight, the clear skies continue with a low around 41. It's a perfect day for outdoor activities, just remember to wear sunscreen and stay hydrated. As the evening approaches, it will be a good idea to have a light jacket on hand due to the cooler temperatures.

The Week Ahead: The sunny trend persists with temperatures remaining in the low 80s for the next few days, dropping slightly as we head into the weekend. Nighttime temperatures will be consistently cool, around the low 40s. Looking ahead to the weekend, we can expect mostly sunny conditions with highs in the upper 70s. However, watch out for patchy fog late Saturday night into early Sunday morning, which could affect visibility if you're out and about. Enjoy the pleasant weather, but drive carefully during foggy conditions.

Today: Sunny and warm , high near 83°F .

Pollen level is rated "low-medium".

Predicted air quality is moderate, AQI: 64 (courtesy of the SCAQMD).

Tonight: Mostly clear, low around 54°F.

Wednesday: Sunny and warm, high of about 84°F.

Wednesday night:Clear, low near 54°F.

Thursday: Sunny and warm, high around 81°F.

Thursday night: Clear, low of about 55°F.

Friday: Sunny and warm, high near 82°F.

Friday night: Mostly clear, low around 53°F.

Saturday: Sunny, high of about 79°F.

Saturday night: Mostly clear, low near 51°F.

Sunday: Sunny, high around 76°F.

Sunday night: Mostly clear, low of about 49°F.

Monday: Sunny, high near 76°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.
December 9 83°F 44°F 61°F 0.00"
December 8 82°F 44°F 60°F 0.00"
December 7 79°F 43°F 58°F 0.00"
December 6 73°F 41°F 56°F 0.00"
December 5 72°F 37°F 53°F 0.00"
December 4 68°F 45°F 56°F 0.00"
December 3 66°F 45°F 55°F 0.00"
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: November 17th-22nd, 2025

Two weather systems swept across California last week; the first as a low p ...

Posted November 23, 2025, 10:53 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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