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

Currently 87°F in San Jacinto, California, USA

Monday, June 1, 2026 1:35 PM PDT

San Jacinto Forecast Summary

Today	Tomorrow	Wednesday

Sunny, Breezy	Sunny	Sunny
High: 88°F	High: 86°F	High: 91°F
Low: 57°F	Low: 56°F	Low: 56°F

Complete Forecast Text Below

Currently in San Jacinto

Temperature, Humidity, Wind & Pressure

Time:	1:35 PM PDT
Temperature:	87°F
Normal Temperature :	79°F
Relative Humidity:	28%
Dewpoint:	49°F
Heat Index:	85°F
Wind Chill:	87°F
Wind:	6 mph S (168°)
Gusts:	13 mph
Barometer:	30.40" Hg falling

Sunrise & Sunset

	Sunrise	Sunset	Daylight
Today:	5:39 AM	7:53 PM	14:14
Tomorrow:	5:39 AM	7:54 PM	14:15
30 Day Sunrise and Sunset Almanac

Extreme Temperatures

	Today	Time	Normal	Last Year
High:	87°F	1:23 PM	84°F	86°F
Low:	57°F	5:57 AM	56°F	69°F

Precipitation

60 Min.	Today	Month	Season
0.00"	0.00"	0.00"	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:

87°F

Hemet:

84°F

Lake Elsinore:

89°F

Moreno Valley:

N/A*

Riverside (Canyon Crest):

85°F

Riverside (Presidential Park):

84°F

Temecula:

N/A*

* Weather report not current

Complete Local Weather Roundup

San Jacinto Forecast

Monday, June 1, 2026

This afternoon in San Jacinto, the weather will be sunny and warm, with temperatures climbing to near 88° and a southwest wind around 15 mph, with gusts near 25 mph. Tonight stays mostly clear and quiet, cooling to around 55°.

Tuesday brings more sunshine with a high near 87° and a west wind around 10 mph. Tuesday night stays mostly clear, with a low around 57°. Wednesday stays sunny and a bit warmer, reaching near 91°, then mostly clear Wednesday night with a low around 58°. Thursday looks sunny again with a high near 91°, followed by a mostly clear night and a low around 57°. Friday stays sunny with a high near 88° and a mostly clear night around 56°. The weekend trends a little cooler, with sunshine and highs near 85° on Saturday and near 83° on Sunday, while overnight lows hold near 54° both nights.

Today: Sunny and warm. Afternoon breezes , high near 88°F .

Pollen level is rated "low-medium".

Predicted air quality is moderate, AQI: 64 (courtesy of the SCAQMD).

Tonight: Mostly clear. Light breezes, low around 56°F.

Tuesday: Sunny and warm. Light breezes, high of about 86°F.

Tuesday night:Mostly clear. Light breezes, low near 56°F.

Wednesday: Sunny and very warm, high around 91°F.

Wednesday night: Clear, low of about 59°F.

Thursday: Sunny and very warm, high near 91°F.

Thursday night: Mostly clear, low around 57°F.

Friday: Sunny and warm, high of about 88°F.

Friday night: Mostly clear, low near 56°F.

Saturday: Sunny and warm, high around 86°F.

Saturday night: Mostly clear, low of about 55°F.

Sunday: Mostly sunny, high near 83°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 31	91°F	57°F	74°F	0.00"
May 30	84°F	53°F	68°F	0.00"
May 29	72°F	55°F	62°F	0.00"
May 28	72°F	50°F	60°F	0.00"
May 27	68°F	53°F	59°F	0.00"
May 26	70°F	56°F	61°F	0.00"
May 25	79°F	57°F	64°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

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National Weather Service

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