San Jacinto Weather Pages - Current and Past Weather, Forecasts and News for San Jacinto, California

Currently 59°F in San Jacinto, California, USA

Thursday, December 4, 2025 2:01 AM PST

San Jacinto Forecast Summary

Today	Tomorrow	Saturday

Sunny	Sunny	Sunny
High: 66°F	High: 69°F	High: 71°F
Low: 41°F	Low: 43°F	Low: 46°F

Complete Forecast Text Below

Currently in San Jacinto

Temperature, Humidity, Wind & Pressure

Time:	2:01 AM PST
Temperature:	59°F
Normal Temperature :	46°F
Relative Humidity:	25%
Dewpoint:	22°F
Heat Index:	59°F
Wind Chill:	59°F
Wind:	11 mph E (69°)
Gusts:	26 mph
Barometer:	30.67" Hg falling

Sunrise & Sunset

	Sunrise	Sunset	Daylight
Today:	6:37 AM	4:40 PM	10:02
Tomorrow:	6:38 AM	4:40 PM	10:02
30 Day Sunrise and Sunset Almanac

Extreme Temperatures

	Today	Time	Normal	Last Year
High:	59°F	1:36 AM	69°F	74°F
Low:	49°F	12:40 AM	42°F	40°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:

59°F

Hemet:

49°F

Lake Elsinore:

45°F

Moreno Valley:

N/A*

Riverside (Canyon Crest):

43°F

Riverside (Presidential Park):

46°F

Temecula:

N/A*

* Weather report not current

Complete Local Weather Roundup

San Jacinto Forecast

Wednesday, December 3, 2025

Today's Forecast: Expect sunny skies with a high near 64 degrees. Winds will be calm throughout the day. It's a great day for outdoor activities, but remember to wear sunscreen even in cooler temperatures.

The Week Ahead: The weather pattern remains stable and sunny for the coming days, with gradual warming. Highs will increase from the mid-60s today to around 80 by next Tuesday. The weekend looks particularly pleasant, with sunny conditions and highs in the low 70s. Evening temperatures will be cool, so plan for layers if you'll be out around sunset.

Today: Mostly sunny , high near 63°F .

Pollen level is rated "low".

Predicted air quality is moderate, AQI: 58 (courtesy of the SCAQMD).

Tonight: Mostly clear and cool, low around 41°F.

Thursday: Sunny, high of about 66°F.

Thursday night:Mostly clear and cool, low near 43°F.

Friday: Sunny, high around 69°F.

Friday night: Clear and cool, low of about 46°F.

Saturday: Sunny, high near 71°F.

Saturday night: Mostly clear, low around 48°F.

Sunday: Sunny, high of about 75°F.

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

Monday: Sunny, high around 77°F.

Monday night: Clear, low of about 54°F.

Tuesday: Sunny, high near 80°F.

Complete Forecast Page

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 3	66°F	45°F	55°F	0.00"
December 2	70°F	39°F	54°F	0.00"
December 1	73°F	41°F	55°F	0.00"
November 30	71°F	41°F	55°F	0.00"
November 29	75°F	42°F	57°F	0.00"
November 28	78°F	44°F	58°F	0.00"
November 27	80°F	46°F	60°F	0.00"
More Past Weather

San Jacinto Featured Photos

Full moon: The evening moon rises above Mountain View High School in San Jacinto. Photo courtesy of Denise Leonard.

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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

More San Jacinto Weather News

Other Weather Information

Temperature, Humidity, Wind & Pressure

Sunrise & Sunset

Extreme Temperatures

Precipitation

National Weather Service

Other San Jacinto Weather Forecasts

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