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

Currently 46°F in San Jacinto, California, USA

Tuesday, April 28, 2026 4:01 AM PDT

San Jacinto Forecast Summary

Today	Tomorrow	Thursday

Sunny	Mostly sunny	Mostly sunny
High: 79°F	High: 80°F	High: 78°F
Low: 44°F	Low: 49°F	Low: 48°F

Complete Forecast Text Below

Currently in San Jacinto

Temperature, Humidity, Wind & Pressure

Time:	4:01 AM PDT
Temperature:	46°F
Normal Temperature :	53°F
Relative Humidity:	76%
Dewpoint:	39°F
Heat Index:	46°F
Wind Chill:	46°F
Wind:	calm
Gusts:	3 mph
Barometer:	30.57" Hg falling

Sunrise & Sunset

	Sunrise	Sunset	Daylight
Today:	6:03 AM	7:29 PM	13:26
Tomorrow:	6:02 AM	7:30 PM	13:28
30 Day Sunrise and Sunset Almanac

Extreme Temperatures

	Today	Time	Normal	Last Year
High:	52°F	12:01 AM	78°F	72°F
Low:	46°F	3:47 AM	51°F	51°F

Precipitation

60 Min.	Today	Month	Season
0.00"	0.00"	0.38"	7.71"
Season began July 1, 2025
Past Season Precipitation Totals

Data captured from a Davis Instruments Vantage Pro 2

Local Weather Roundup

San Jacinto:

46°F

Hemet:

44°F

Lake Elsinore:

47°F

Moreno Valley:

N/A*

Riverside (Canyon Crest):

48°F

Riverside (Presidential Park):

50°F

Temecula:

N/A*

* Weather report not current

Complete Local Weather Roundup

San Jacinto Forecast

Saturday, April 25, 2026

Forecast not current

Expect cool and breezy conditions this weekend with chance of light precipitation, mainly over and west of the mountains. Warmer temperatures are predicted early next week, followed by minor cooling and slight chance of showers towards the middle of the week. Warmer and drier weather will resume for the end of the week.

Today: Mostly cloudy and breezy. 20 percent chance of showers , high near 68°F .

Pollen level is rated "medium-high".

Predicted air quality is good, AQI: 44 (courtesy of the SCAQMD).

Tonight: Mostly cloudy. Cool and breezy. 80 percent chance of showers, mainly after midnight, low around 48°F.

Sunday: Mostly cloudy and breezy. 40 percent chance of showers, mainly in the morning, high of about 65°F.

Sunday night:Mostly cloudy and cool. Evening breezes, low near 47°F.

Monday: Mostly sunny. Afternoon breezes, high around 69°F.

Monday night: Mostly clear and cool, low of about 44°F.

Tuesday: Sunny, high near 79°F.

Tuesday night: Partly cloudy and cool, low around 49°F.

Wednesday: Mostly sunny and warm, high of about 80°F.

Wednesday night: Partly cloudy and cool. 20 percent chance of showers after midnight, low near 48°F.

Thursday: Mostly sunny, high around 78°F.

Thursday night: Mostly clear and cool, low of about 49°F.

Friday: Sunny and warm, high near 85°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.
April 27	66°F	50°F	57°F	0.00"
April 26	64°F	51°F	56°F	0.07"
April 25	67°F	54°F	59°F	0.00"
April 24	77°F	50°F	62°F	0.00"
April 23	80°F	46°F	62°F	0.00"
April 22	71°F	50°F	60°F	0.00"
April 21	73°F	50°F	61°F	0.00"
More Past Weather