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

Currently 49°F in San Jacinto, California, USA

Thursday, January 8, 2026 8:06 AM PST

San Jacinto Forecast Summary

Today	Tomorrow	Saturday

Sunny	Sunny	Sunny
High: 57°F	High: 61°F	High: 67°F
Low: 43°F	Low: 37°F	Low: 40°F

Complete Forecast Text Below

Currently in San Jacinto

Temperature, Humidity, Wind & Pressure

Time:	8:06 AM PST
Temperature:	49°F
Normal Temperature :	44°F
Relative Humidity:	89%
Dewpoint:	46°F
Heat Index:	49°F
Wind Chill:	49°F
Wind:	3 mph S (192°)
Gusts:	6 mph
Barometer:	30.58" Hg rising

Sunrise & Sunset

	Sunrise	Sunset	Daylight
Today:	6:54 AM	4:57 PM	10:03
Tomorrow:	6:54 AM	4:58 PM	10:04
30 Day Sunrise and Sunset Almanac

Extreme Temperatures

	Today	Time	Normal	Last Year
High:	51°F	12:26 AM	64°F	68°F
Low:	48°F	5:47 AM	41°F	43°F

Precipitation

60 Min.	Today	Month	Season
0.00"	0.00"	0.99"	5.57"
Season began July 1, 2025
Past Season Precipitation Totals

Data captured from a Davis Instruments Vantage Pro 2

Local Weather Roundup

San Jacinto:

49°F

Hemet:

47°F

Lake Elsinore:

49°F

Moreno Valley:

N/A*

Riverside (Canyon Crest):

50°F

Riverside (Presidential Park):

48°F

Temecula:

N/A*

* Weather report not current

Complete Local Weather Roundup

San Jacinto Forecast

Wednesday, January 7, 2026

Today's forecast is coming soon

Today's Forecast: Mostly sunny with a high near 61. Winds will be light to breezy, coming from the west at up to 10 mph. Tonight, expect partly cloudy skies with a low around 42 and a gentle south wind around 5 mph. It's a great day for outdoor activities, but have a jacket ready for the cooler evening.

The Week Ahead: The weather pattern remains stable with mostly sunny days ahead. Highs will gradually increase, reaching the upper 60s by Saturday and low 70s by Sunday, making for a pleasant weekend. Nights will be clear with lows in the low to mid-40s. Ideal conditions for any outdoor plans you might have, but remember to dress in layers for the cooler evenings.

Today: Mostly sunny , high near 61°F .

Pollen level is rated "low-medium".

Predicted air quality is good, AQI: 34 (courtesy of the SCAQMD).

Tonight: Partly cloudy, low around 43°F.

Thursday: Sunny, high of about 57°F.

Thursday night:Clear, low near 37°F.

Friday: Sunny, high around 61°F.

Friday night: Mostly clear, low of about 40°F.

Saturday: Sunny, high near 67°F.

Saturday night: Mostly clear, low around 42°F.

Sunday: Sunny, high of about 71°F.

Sunday night: Mostly clear, low near 44°F.

Monday: Sunny, high around 72°F.

Monday night: Clear, low of about 45°F.

Tuesday: Sunny, high near 74°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.
January 7	63°F	46°F	53°F	0.00"
January 6	62°F	44°F	52°F	0.00"
January 5	63°F	50°F	55°F	0.02"
January 4	60°F	53°F	56°F	0.28"
January 3	66°F	56°F	59°F	0.04"
January 2	67°F	52°F	58°F	0.02"
January 1	60°F	53°F	56°F	0.63"
More Past Weather