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

Currently 77°F in San Jacinto, California, USA

Tuesday, December 16, 2025 12:33 PM PST

San Jacinto Forecast Summary

Today	Tomorrow	Thursday

Sunny	Sunny	Sunny
High: 82°F	High: 79°F	High: 83°F
Low: 54°F	Low: 50°F	Low: 51°F

Complete Forecast Text Below

Currently in San Jacinto

Temperature, Humidity, Wind & Pressure

Time:	12:33 PM PST
Temperature:	77°F
Normal Temperature :	67°F
Relative Humidity:	20%
Dewpoint:	31°F
Heat Index:	77°F
Wind Chill:	77°F
Wind:	calm
Gusts:	5 mph
Barometer:	30.58" Hg falling

Sunrise & Sunset

	Sunrise	Sunset	Daylight
Today:	6:46 AM	4:42 PM	9:56
Tomorrow:	6:47 AM	4:42 PM	9:55
30 Day Sunrise and Sunset Almanac

Extreme Temperatures

	Today	Time	Normal	Last Year
High:	77°F	12:32 PM	66°F	75°F
Low:	44°F	7:01 AM	40°F	37°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:

77°F

Hemet:

78°F

Lake Elsinore:

82°F

Moreno Valley:

N/A*

Riverside (Canyon Crest):

77°F

Riverside (Presidential Park):

78°F

Temecula:

N/A*

* Weather report not current

Complete Local Weather Roundup

San Jacinto Forecast

Tuesday, December 16, 2025

Today's Forecast: Expect a sunny day with a comfortable high near 82. Winds will be calm. Tonight, the skies will remain mostly clear with a low around 50, and the winds will continue to be light. It's a great day for outdoor activities, just don't forget to wear sunscreen, and enjoy a pleasant evening walk under the stars.

The Week Ahead: The sunny trend continues with consistent daytime highs in the upper 70s to mid-80s. Nights will be mostly clear with temperatures hovering around the low 50s. Looking towards the weekend, anticipate mostly sunny skies on Saturday with a high near 77 and partly cloudy evenings with lows around 49. Sunday will follow a similar pattern with a high near 75. It's a stable weather pattern, perfect for any outdoor plans or projects you might have in mind.

Today: Sunny and warm. Light breezes , high near 82°F .

Pollen level is rated "medium".

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

Tonight: Mostly clear, low around 50°F.

Wednesday: Sunny, high of about 79°F.

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

Thursday: Sunny and warm, high around 83°F.

Thursday night: Partly cloudy, low of about 51°F.

Friday: Sunny, high near 81°F.

Friday night: Partly cloudy, low around 49°F.

Saturday: Mostly sunny, high of about 76°F.

Saturday night: Partly cloudy, low near 49°F.

Sunday: Mostly sunny, high around 74°F.

Sunday night: Partly cloudy, low of about 48°F.

Monday: Mostly sunny, high near 76°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 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"
December 9	83°F	44°F	61°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

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Other Weather Information

Temperature, Humidity, Wind & Pressure

Sunrise & Sunset

Extreme Temperatures

Precipitation

National Weather Service

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