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

Currently 56°F in San Jacinto, California, USA

Friday, February 20, 2026 2:21 PM PST

San Jacinto Forecast Summary

Today	Tomorrow	Sunday

Mostly sunny	Mostly sunny	Sunny
High: 55°F	High: 65°F	High: 73°F
Low: 35°F	Low: 35°F	Low: 43°F

Complete Forecast Text Below

Currently in San Jacinto

Temperature, Humidity, Wind & Pressure

Time:	2:21 PM PST
Temperature:	56°F
Normal Temperature :	65°F
Relative Humidity:	41%
Dewpoint:	31°F
Heat Index:	56°F
Wind Chill:	56°F
Wind:	3 mph SE (134°)
Gusts:	7 mph
Barometer:	30.57" Hg falling

Sunrise & Sunset

	Sunrise	Sunset	Daylight
Today:	6:34 AM	5:43 PM	11:08
Tomorrow:	6:33 AM	5:43 PM	11:10
30 Day Sunrise and Sunset Almanac

Extreme Temperatures

	Today	Time	Normal	Last Year
High:	56°F	2:19 PM	65°F	78°F
Low:	40°F	6:52 AM	41°F	44°F

Precipitation

60 Min.	Today	Month	Season
0.00"	0.00"	1.75"	7.32"
Season began July 1, 2025
Past Season Precipitation Totals

Data captured from a Davis Instruments Vantage Pro 2

Local Weather Roundup

San Jacinto:

56°F

Hemet:

53°F

Lake Elsinore:

59°F

Moreno Valley:

N/A*

Riverside (Canyon Crest):

57°F

Riverside (Presidential Park):

58°F

Temecula:

N/A*

* Weather report not current

Complete Local Weather Roundup

San Jacinto Forecast

Friday, February 20, 2026

Current Outlook: This afternoon in San Jacinto, expect mostly sunny skies with temperatures peaking near 55 degrees. Winds will be light and variable from the southwest at around 5 mph. As we transition into the evening, temperatures will gradually decrease, leading to patchy frost after 10 PM under mostly clear conditions. Tonight's low will be around 35 degrees with calm southeast winds.

The Week Ahead: Saturday morning will start with patchy frost before 10 AM, giving way to sunny skies and a high near 65 degrees. Light and variable northeast winds will continue. The nighttime will bring partly cloudy conditions with a low around 43 degrees. Sunday will be sunny with a high approaching 74 degrees, and calm winds are anticipated. Looking forward to Monday and Tuesday, expect mostly sunny days with highs in the upper 70s and lows around 50 degrees. The pattern of mostly sunny days and partly cloudy nights will persist through midweek, with temperatures slightly cooling to a high near 76 on Wednesday. Thursday's forecast indicates a return to warmer conditions with a high near 80 degrees.

Today: Patchy frost before 10 AM. Mostly sunny , high near 55°F .

Pollen level is rated "medium-high".

Predicted air quality is good, AQI: 43 (courtesy of the SCAQMD).

Tonight: Patchy frost after 10 PM. Mostly clear and cold, low around 35°F.

Saturday: Patchy frost before 10 AM. Mostly sunny and cool, high of about 65°F.

Saturday night:Partly cloudy, low near 43°F.

Sunday: Sunny and a little warmer, high around 73°F.

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

Monday: Mostly sunny, high near 78°F.

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

Tuesday: Mostly sunny, high of about 78°F.

Tuesday night: Partly cloudy, low near 54°F.

Wednesday: Mostly sunny, high around 76°F.

Wednesday night: Partly cloudy, low of about 54°F.

Thursday: Mostly sunny and warmer, 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.
February 19	50°F	41°F	46°F	0.26"
February 18	55°F	44°F	49°F	0.54"
February 17	56°F	45°F	50°F	0.27"
February 16	59°F	48°F	51°F	0.54"
February 15	63°F	47°F	54°F	0.00"
February 14	71°F	41°F	55°F	0.00"
February 13	71°F	46°F	57°F	0.00"
More Past Weather