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

Currently 69°F in San Jacinto, California, USA

Tuesday, May 26, 2026 4:31 PM PDT

San Jacinto Forecast Summary

Today	Tomorrow	Thursday

Mostly sunny	Partly sunny, Chance of showers	Partly cloudy, Mostly sunny
High: 71°F	High: 65°F	High: 70°F
Low: 52°F	Low: 50°F	Low: 48°F

Complete Forecast Text Below

Currently in San Jacinto

Temperature, Humidity, Wind & Pressure

Time:	4:31 PM PDT
Temperature:	69°F
Normal Temperature :	79°F
Relative Humidity:	50%
Dewpoint:	48°F
Heat Index:	69°F
Wind Chill:	69°F
Wind:	8 mph SW (226°)
Gusts:	16 mph
Barometer:	30.28" Hg falling

Sunrise & Sunset

	Sunrise	Sunset	Daylight
Today:	5:42 AM	7:50 PM	14:08
Tomorrow:	5:41 AM	7:50 PM	14:09
30 Day Sunrise and Sunset Almanac

Extreme Temperatures

	Today	Time	Normal	Last Year
High:	70°F	3:03 PM	80°F	82°F
Low:	58°F	6:17 AM	54°F	54°F

Precipitation

60 Min.	Today	Month	Season
0.00"	0.00"	0.12"	7.83"
Season began July 1, 2025
Past Season Precipitation Totals

Data captured from a Davis Instruments Vantage Pro 2

Local Weather Roundup

San Jacinto:

69°F

Hemet:

68°F

Lake Elsinore:

71°F

Moreno Valley:

N/A*

Riverside (Canyon Crest):

75°F

Riverside (Presidential Park):

70°F

Temecula:

N/A*

* Weather report not current

Complete Local Weather Roundup

San Jacinto Forecast

Tuesday, May 26, 2026

This afternoon in San Jacinto, the weather will be partly sunny and mild, with temperatures climbing to near 71° and southwest winds around 5 to 15 mph, gusting near 25 mph. Tonight, a slight chance of rain moves in after 11 PM under mostly cloudy skies, with a low around 49°.

Wednesday brings another slight chance of rain early, then partly sunny skies and a cooler high near 64°. Wednesday night stays mostly cloudy with a slight chance of rain and a low around 48°, then Thursday looks a bit brighter with a slight chance of morning rain and a high near 70°. The warming trend continues Friday with sunshine and a high near 76°, then Saturday reaches near 85°, Sunday near 89°, and Monday near 93°.

Today: Mostly sunny after early morning fog and low clouds clear , high near 71°F .

Pollen level is rated "medium".

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

Tonight: Increasing clouds with a slight chance of showers after 11pm, low around 50°F.

Wednesday: Partly sunny after early morning clouds burn off. Slight chance of rain early, high of about 65°F.

Wednesday night:Slight chance of rain after 11pm. Partly cloudy, low near 48°F.

Thursday: Mostly sunny after early morning clouds depart the region, high around 70°F.

Thursday night: Mostly cloudy, low of about 50°F.

Friday: Partly sunny , high near 76°F.

Friday night: Mostly clear, low around 52°F.

Saturday: Sunny and warmer, high of about 84°F.

Saturday night: Clear, low near 55°F.

Sunday: Sunny, high around 89°F.

Sunday night: Clear, low of about 57°F.

Monday: Sunny and warmer, high near 93°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.
May 25	79°F	57°F	64°F	0.00"
May 24	81°F	59°F	67°F	0.00"
May 23	85°F	56°F	66°F	0.00"
May 22	84°F	57°F	68°F	0.00"
May 21	89°F	56°F	72°F	0.00"
May 20	91°F	55°F	74°F	0.00"
May 19	87°F	50°F	70°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: May 4th-5th, 2026

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Posted May 7, 2026, 10:22 PM

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Other Weather Information

Temperature, Humidity, Wind & Pressure

Sunrise & Sunset

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Precipitation

National Weather Service

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