Currently 78°F in San Jacinto, California, USA
78°F
79°F / 48°F
2 mph NW
0.00"
Wednesday, December 17, 2025 3:47 PM PST
San Jacinto Forecast Summary
Today Tomorrow Friday
Sunny Sunny Sunny
Sunny   Sunny   Sunny
High: 79°F High: 84°F High: 81°F
Low: 55°F Low: 55°F Low: 56°F
Currently in San Jacinto

Temperature, Humidity, Wind & Pressure

Time:  3:47 PM PST
Temperature:  78°F
Normal Temperature 68°F
Relative Humidity:  31%
Dewpoint:  43°F
Heat Index:  78°F
Wind Chill:  78°F
Wind:  2 mph NW (306°)
Gusts:  8 mph
Barometer:  30.48" HgPressure Change falling

Sunrise & Sunset

Sunrise Sunset Daylight
Today: 6:47 AM 4:42 PM 9:55
Tomorrow: 6:47 AM 4:43 PM 9:55
30 Day Sunrise and Sunset Almanac

Extreme Temperatures

Today Time Normal Last Year
High: 79°F 2:23 PM 66°F 77°F
Low: 48°F 7:00 AM 40°F 42°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:
78°F
75°F
80°F
N/A*
73°F
74°F
N/A*
* Weather report not current
San Jacinto Forecast
Wednesday, December 17, 2025

Today's Forecast: Expect a sunny day ahead with a pleasant high near 79. Winds will be calm, coming from the west at 0 to 5 mph. As we move into the evening, skies will remain clear with a low around 51, and the south wind will continue to be light. It's a perfect day to enjoy outdoor activities, just remember to grab a light jacket if you're out after sunset.

The Week Ahead: The sunny trend continues with temperatures gradually climbing, reaching a high near 84 by Thursday. Looking towards the weekend, expect sunny skies with highs in the mid-70s, ideal for any outdoor plans. Nighttime temperatures will hover around the upper 40s. While the weather looks clear for now, there's a chance of rain showers beginning next Tuesday, so enjoy the sunshine while it lasts and start preparing for possible wet conditions early next week.

Today: Sunny , high near 79°F .

Pollen level is rated "medium".

Predicted air quality is good, AQI: 36 (courtesy of the SCAQMD).

Tonight: Mostly clear, low around 55°F.

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

Thursday night:Partly cloudy, low near 56°F.

Friday: Sunny, high around 81°F.

Friday night: Partly cloudy, low of about 53°F.

Saturday: Mostly sunny, high near 76°F.

Saturday night: Partly cloudy, low around 53°F.

Sunday: Mostly sunny, high of about 74°F.

Sunday night: Partly cloudy, low near 52°F.

Monday: Mostly sunny, high around 76°F.

Monday night: Partly cloudy, low of about 49°F.

Tuesday: Partly cloudy with a chance of showers developing late, high near 70°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 16 82°F 44°F 61°F 0.00"
December 15 82°F 44°F 60°F 0.00"
December 14 82°F 47°F 61°F 0.00"
December 13 82°F 46°F 62°F 0.00"
December 12 83°F 48°F 63°F 0.00"
December 11 86°F 47°F 64°F 0.00"
December 10 86°F 46°F 63°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
Warm, dry December weather enters its third week

Stubborn high pressure over the southwestern states has brought the return ...

Posted December 16, 2025, 11:01 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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