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

Currently 71°F in San Jacinto, California, USA

Wednesday, May 13, 2026 11:26 AM PDT

San Jacinto Forecast Summary

Today	Tomorrow	Friday

Sunny	Sunny	Sunny
High: 81°F	High: 84°F	High: 84°F
Low: 53°F	Low: 52°F	Low: 53°F

Complete Forecast Text Below

Currently in San Jacinto

Temperature, Humidity, Wind & Pressure

Time:	11:26 AM PDT
Temperature:	71°F
Normal Temperature :	72°F
Relative Humidity:	55%
Dewpoint:	54°F
Heat Index:	77°F
Wind Chill:	71°F
Wind:	3 mph SW (225°)
Gusts:	8 mph
Barometer:	30.61" Hg falling

Sunrise & Sunset

	Sunrise	Sunset	Daylight
Today:	5:49 AM	7:42 PM	13:52
Tomorrow:	5:49 AM	7:43 PM	13:54
30 Day Sunrise and Sunset Almanac

Extreme Temperatures

	Today	Time	Normal	Last Year
High:	71°F	11:24 AM	80°F	68°F
Low:	59°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:

71°F

Hemet:

67°F

Lake Elsinore:

76°F

Moreno Valley:

N/A*

Riverside (Canyon Crest):

71°F

Riverside (Presidential Park):

69°F

Temecula:

N/A*

* Weather report not current

Complete Local Weather Roundup

San Jacinto Forecast

Tuesday, May 12, 2026

Today's forecast is coming soon

This afternoon in San Jacinto, the weather will be sunny and warm, with a high near 85° and a southwest wind around 10 mph, gusting near 20 mph. Tonight, patchy fog develops after 11pm as skies turn mostly cloudy, with a low around 53°.

Wednesday starts with patchy fog before 11am, then turns mostly sunny and reaches a high near 81°. Wednesday night stays mostly clear with a low around 52°, then Thursday brings more sunshine and a high near 85°. The dry, mild pattern continues through the end of the week, with highs in the low to mid 80s and mostly clear nights in the low 50s.

Today: Sunny and very warm. Afternoon breezes , high near 83°F .

Pollen level is rated "medium".

Predicted air quality is moderate, AQI: 77 (courtesy of the SCAQMD).

Tonight: Mostly clear, low around 53°F.

Wednesday: Sunny and warm after patchy early morning fog, high of about 81°F.

Wednesday night:Mostly clear, low near 52°F.

Thursday: Sunny after patchy early morning fog, high around 84°F.

Thursday night: Clear, low of about 53°F.

Friday: Sunny and warm, high near 84°F.

Friday night: Mostly clear, low around 53°F.

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

Saturday night: Clear, low near 53°F.

Sunday: Sunny, high around 82°F.

Sunday night: Mostly clear, low of about 53°F.

Monday: Sunny, high near 87°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 12	77°F	59°F	67°F	0.00"
May 11	100°F	58°F	80°F	0.00"
May 10	94°F	56°F	74°F	0.00"
May 9	91°F	56°F	73°F	0.00"
May 8	90°F	55°F	70°F	0.00"
May 7	88°F	53°F	70°F	0.00"
May 6	79°F	47°F	63°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

A low pressure system off the Central California coast brought unsettled we ...

Posted May 7, 2026, 10:22 PM

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Other Weather Information

Temperature, Humidity, Wind & Pressure

Sunrise & Sunset

Extreme Temperatures

Precipitation

National Weather Service

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