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

Currently 80°F in San Jacinto, California, USA

Friday, July 17, 2026 9:01 AM PDT

San Jacinto Forecast Summary

Today	Tomorrow	Sunday

Mostly sunny, Hot	Sunny	Mostly sunny, Hot
High: 96°F	High: 96°F	High: 96°F
Low: 66°F	Low: 64°F	Low: 65°F

Complete Forecast Text Below

Currently in San Jacinto

Temperature, Humidity, Wind & Pressure

Time:	9:01 AM PDT
Temperature:	80°F
Normal Temperature :	80°F
Relative Humidity:	55%
Dewpoint:	61°F
Heat Index:	81°F
Wind Chill:	80°F
Wind:	1 mph SW (234°)
Gusts:	5 mph
Barometer:	30.40" Hg rising

Sunrise & Sunset

	Sunrise	Sunset	Daylight
Today:	5:49 AM	7:57 PM	14:09
Tomorrow:	5:49 AM	7:57 PM	14:08
30 Day Sunrise and Sunset Almanac

Extreme Temperatures

	Today	Time	Normal	Last Year
High:	80°F	9:00 AM	97°F	95°F
Low:	71°F	6:02 AM	67°F	64°F

Precipitation

60 Min.	Today	Month	Season
0.00"	0.00"	0.00"	0.00"
Season began July 1, 2026
Past Season Precipitation Totals

Data captured from a Davis Instruments Vantage Pro 2

Local Weather Roundup

San Jacinto:

80°F

Hemet:

78°F

Lake Elsinore:

83°F

Moreno Valley:

80°F

Riverside (Canyon Crest):

79°F

Riverside (Presidential Park):

77°F

Temecula:

N/A*

* Weather report not current

Complete Local Weather Roundup

San Jacinto Forecast

Thursday, July 16, 2026

Today's forecast is coming soon

This afternoon in San Jacinto, the weather will be sunny and hot, with temperatures climbing to near 101° and southwest winds around 5 mph, gusting near 25 mph. Tonight will stay mostly clear and cool, with a low around 66°.

Friday stays sunny and a bit cooler, with a high near 96° and southwest winds around 10 mph, gusting near 20 mph. Friday night turns mostly clear with a low around 64°, then Saturday brings more sunshine and a high near 96°. Sunday looks mostly sunny with a high near 96°, followed by a mostly sunny Monday near 95°. Tuesday stays sunny with a high near 97°, and Wednesday brings a slight chance of rain showers between 11 AM and 5 PM, otherwise sunny and warmer near 99°.

Today: Sunny and hot , high near 101°F .

Pollen level is rated "low-medium".

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

Tonight: Mostly clear, low around 66°F.

Friday: Mostly sunny and hot, high of about 96°F.

Friday night:Partly cloudy, low near 64°F.

Saturday: Mostly sunny, high around 96°F.

Saturday night: Mostly clear, low of about 65°F.

Sunday: Sunny and hot, high near 96°F.

Sunday night: Mostly clear, low around 65°F.

Monday: Sunny, high of about 95°F.

Monday night: Mostly clear, low near 65°F.

Tuesday: Sunny and hot, high around 97°F.

Tuesday night: Mostly clear, low of about 66°F.

Wednesday: Mostly sunny with a slight chance of showers, high near 99°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.
July 16	102°F	73°F	87°F	0.00"
July 15	105°F	71°F	89°F	0.00"
July 14	102°F	69°F	85°F	0.00"
July 13	93°F	72°F	79°F	0.00"
July 12	96°F	68°F	80°F	0.00"
July 11	99°F	64°F	81°F	0.00"
July 10	96°F	63°F	81°F	0.00"
More Past Weather