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

Currently 75°F in San Jacinto, California, USA

Monday, June 29, 2026 6:16 PM PDT

San Jacinto Forecast Summary

Today	Tomorrow	Wednesday

Sunny	Sunny	Sunny
High: 80°F	High: 80°F	High: 83°F
Low: 53°F	Low: 55°F	Low: 55°F

Complete Forecast Text Below

Currently in San Jacinto

Temperature, Humidity, Wind & Pressure

Time:	6:16 PM PDT
Temperature:	75°F
Normal Temperature :	89°F
Relative Humidity:	48%
Dewpoint:	53°F
Heat Index:	78°F
Wind Chill:	75°F
Wind:	9 mph SW (209°)
Gusts:	17 mph
Barometer:	30.36" Hg steady

Sunrise & Sunset

	Sunrise	Sunset	Daylight
Today:	5:41 AM	8:02 PM	14:21
Tomorrow:	5:41 AM	8:02 PM	14:21
30 Day Sunrise and Sunset Almanac

Extreme Temperatures

	Today	Time	Normal	Last Year
High:	81°F	2:27 PM	94°F	99°F
Low:	59°F	4:20 AM	62°F	66°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:

75°F

Hemet:

76°F

Lake Elsinore:

78°F

Moreno Valley:

76°F

Riverside (Canyon Crest):

77°F

Riverside (Presidential Park):

74°F

Temecula:

N/A*

* Weather report not current

Complete Local Weather Roundup

San Jacinto Forecast

Monday, June 29, 2026

This afternoon in San Jacinto, the weather will be mostly sunny and pleasant, with temperatures climbing to near 81° and southwest winds around 10 mph, gusting near 20 mph. Patchy fog will linger early, then fade as sunshine takes over. Tonight, patchy fog returns after 11pm, with mostly cloudy skies and a low around 54°.

Tuesday starts with patchy fog before 11am, then turns mostly sunny again with a high near 81°. Wednesday brings more sunshine and a slight warmup, with a high near 83°. By Thursday, it turns sunnier and warmer, with a high near 88°, and Friday stays mostly sunny with a high near 89°. The holiday weekend looks warm and bright, with highs near 93° on Independence Day and again on Sunday.

Today: Sunny , high near 80°F .

Pollen level is rated "low-medium".

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

Tonight: Clear, low around 55°F.

Tuesday: Sunny, high of about 80°F.

Tuesday night:Partly cloudy, low near 55°F.

Wednesday: Sunny, high around 83°F.

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

Thursday: Sunny, high near 88°F.

Thursday night: Partly cloudy, low around 58°F.

Friday: Mostly sunny, high of about 89°F.

Friday night: Partly cloudy, low near 59°F.

Saturday: Mostly Sunny. Happy Birthday to the United States of America! , high around 92°F.

Saturday night: Partly cloudy, low of about 62°F.

Sunday: Sunny, 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.
June 28	78°F	59°F	66°F	0.00"
June 27	84°F	58°F	68°F	0.00"
June 26	88°F	57°F	69°F	0.00"
June 25	92°F	59°F	72°F	0.00"
June 24	93°F	66°F	78°F	0.00"
June 23	93°F	61°F	76°F	0.00"
June 22	94°F	58°F	75°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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Other Weather Information

Temperature, Humidity, Wind & Pressure

Sunrise & Sunset

Extreme Temperatures

Precipitation

National Weather Service

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