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

Currently N/A°F in San Jacinto, California, USA

Monday, September 14, 2026 10:21 PM PDT

San Jacinto Forecast Summary

Today	Tomorrow	Wednesday

Sunny	Sunny	Sunny
High: 91°F	High: 87°F	High: 85°F
Low: 63°F	Low: 60°F	Low: 59°F

Complete Forecast Text Below

Currently in San Jacinto

Warning: Current weather report out of date

Temperature, Humidity, Wind & Pressure

Time:	10:21 PM PDT
Temperature:	N/A
Normal Temperature :	90°F
Relative Humidity:	N/A
Dewpoint:	N/A°F
Heat Index:	N/A°F
Wind Chill:	N/A°F
Wind:	N/A
Gusts:	N/A
Barometer:	N/A N/A

Sunrise & Sunset

	Sunrise	Sunset	Daylight
Today:	6:31 AM	6:56 PM	12:25
Tomorrow:	6:32 AM	6:55 PM	12:23
30 Day Sunrise and Sunset Almanac

Extreme Temperatures

	Today	Time	Normal	Last Year
High:	N/A	N/A	92°F	84°F
Low:	N/A	N/A	63°F	61°F

Precipitation

60 Min.	Today	Month	Season
N/A	N/A	0.23"	0.23"
Season began July 1, 2026
Past Season Precipitation Totals

Data captured from a Davis Instruments Vantage Pro 2

Local Weather Roundup

San Jacinto:

N/A*

Hemet:

69°F

Lake Elsinore:

71°F

Moreno Valley:

69°F

Riverside (Canyon Crest):

70°F

Riverside (Presidential Park):

70°F

Temecula:

N/A*

* Weather report not current

Complete Local Weather Roundup

San Jacinto Forecast

Monday, September 14, 2026

This afternoon in San Jacinto, the weather will be sunny and warm, with a high near 91° and a southwest wind around 10 mph, gusting near 20 mph. Skies stay mostly clear tonight, with patchy fog developing after 2am and a low around 60°.

Tomorrow starts with patchy fog, then turns sunny and a little cooler, with a high near 87° and a west wind around 10 mph. Tuesday night brings partly cloudy skies and patchy fog after 5am, with a low around 58°. Wednesday stays bright after morning fog, with sunshine and a high near 86°. Thursday looks sunny with a high near 87°, then Friday stays sunny and warmer near 89°. The weekend remains dry and pleasant, with sunshine and highs near 91° on Saturday and near 90° on Sunday.

Today: Sunny , high near 91°F .

Pollen level is rated "low-medium".

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

Tonight: Mostly clear with some patchy fog possible in the region, low around 60°F.

Tuesday: Sunny and nice, high of about 87°F.

Tuesday night:Mostly clear, low near 59°F.

Wednesday: Sunny, high around 85°F.

Wednesday night: Mostly clear, low of about 58°F.

Thursday: Sunny, high near 86°F.

Thursday night: Clear, low around 59°F.

Friday: Sunny, high of about 90°F.

Friday night: Clear, low near 60°F.

Saturday: Sunny, high around 91°F.

Saturday night: Clear, low of about 60°F.

Sunday: Sunny, high near 89°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.
September 10	104°F	77°F	91°F	0.00"
September 9	106°F	75°F	90°F	0.00"
September 8	99°F	71°F	85°F	0.00"
September 7	87°F	71°F	79°F	0.03"
September 6	79°F	66°F	73°F	0.20"
September 5	93°F	59°F	78°F	0.00"
September 4	89°F	58°F	72°F	0.00"
More Past Weather