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

Currently 58°F in San Jacinto, California, USA

Sunday, May 3, 2026 10:41 PM PDT

San Jacinto Forecast Summary

Today	Tomorrow	Tuesday

Variably cloudy, Breezy	Mostly cloudy, Breezy	Partly sunny, Chance of showers
High: 71°F	High: 67°F	High: 65°F
Low: 57°F	Low: 47°F	Low: 45°F

Complete Forecast Text Below

Currently in San Jacinto

Temperature, Humidity, Wind & Pressure

Time:	10:41 PM PDT
Temperature:	58°F
Normal Temperature :	58°F
Relative Humidity:	70%
Dewpoint:	48°F
Heat Index:	58°F
Wind Chill:	58°F
Wind:	4 mph SW (226°)
Gusts:	8 mph
Barometer:	30.48" Hg rising

Sunrise & Sunset

	Sunrise	Sunset	Daylight
Today:	5:56 AM	7:32 PM	13:35
Tomorrow:	5:56 AM	7:33 PM	13:37
30 Day Sunrise and Sunset Almanac

Extreme Temperatures

	Today	Time	Normal	Last Year
High:	71°F	3:34 PM	79°F	71°F
Low:	57°F	6:03 AM	52°F	55°F

Precipitation

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

58°F

Hemet:

54°F

Lake Elsinore:

59°F

Moreno Valley:

N/A*

Riverside (Canyon Crest):

59°F

Riverside (Presidential Park):

59°F

Temecula:

N/A*

* Weather report not current

Complete Local Weather Roundup

San Jacinto Forecast

Sunday, May 3, 2026

A low pressure system will approach the region, bringing cooler and breezier weather, along with a chance of light rainfall through Tuesday. A deeper marine layer could bring patchy drizzle to potions of the coastal areas and inland valleys again tonight into Monday morning. The best chance for light rain showers will be along and west of the mountains Monday evening into Tuesday morning. Dry and warmer weather is expected by Wednesday into next weekend.

Today: Mostly cloudy, becoming mostly sunny. Afternoon breezes , high near 71°F .

Pollen level is rated "medium".

Predicted air quality is moderate, AQI: 51 (courtesy of the SCAQMD).

Tonight: Increasing clouds. Cool and breezy, low around 47°F.

Monday: Mostly cloudy and breezy, high of about 67°F.

Monday night:Mostly cloudy. Cool and breezy. 30 percent chance of showers, mainly after midnight, low near 45°F.

Tuesday: Party sunny. Light breezes. 20 percent chance of showers in the morning, high around 65°F.

Tuesday night: Mostly cloudy and cool. Light breezes, low of about 46°F.

Wednesday: Sunny and warm, high near 80°F.

Wednesday night: Clear, low around 52°F.

Thursday: Sunny and warm, high of about 89°F.

Thursday night: Clear, low near 56°F.

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

Friday night: Clear, low of about 56°F.

Saturday: Sunny and very warm, high near 92°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 2	89°F	52°F	74°F	0.00"
May 1	85°F	53°F	66°F	0.00"
April 30	80°F	49°F	63°F	0.00"
April 29	81°F	48°F	67°F	0.00"
April 28	77°F	44°F	60°F	0.00"
April 27	66°F	50°F	57°F	0.00"
April 26	64°F	51°F	56°F	0.07"
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: April 25th-26th, 2026

A late-season Pacific storm brought cool temperatures and showers to the re ...

Posted April 27, 2026, 9:14 AM

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Other Weather Information

Temperature, Humidity, Wind & Pressure

Sunrise & Sunset

Extreme Temperatures

Precipitation

National Weather Service

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