Currently 52°F in San Jacinto, California, USA
52°F
54°F / 51°F
1 mph NE
0.03"
Tuesday, May 5, 2026 7:27 AM PDT
San Jacinto Forecast Summary
Today Tomorrow Thursday
Partly sunny, Chance of showers Sunny Sunny
Partly sunny, Chance of showers   Sunny   Sunny
High: 63°F High: 78°F High: 87°F
Low: 47°F Low: 46°F Low: 54°F
Currently in San Jacinto

Temperature, Humidity, Wind & Pressure

Time:  7:27 AM PDT
Temperature:  52°F
Normal Temperature 54°F
Relative Humidity:  91%
Dewpoint:  50°F
Heat Index:  52°F
Wind Chill:  52°F
Wind:  1 mph NE (55°)
Gusts:  3 mph
Barometer:  30.47" HgPressure Change rising

Sunrise & Sunset

Sunrise Sunset Daylight
Today: 5:55 AM 7:33 PM 13:39
Tomorrow: 5:54 AM 7:34 PM 13:40
30 Day Sunrise and Sunset Almanac

Extreme Temperatures

Today Time Normal Last Year
High: 54°F 12:01 AM 78°F 57°F
Low: 51°F 2:21 AM 52°F 51°F

Precipitation

60 Min. Today Month Season
0.00" 0.03" 0.04" 7.76"
Season began July 1, 2025
Past Season Precipitation Totals
Data captured from a Davis Instruments Vantage Pro 2
Local Weather Roundup
San Jacinto:
52°F
51°F
55°F
N/A*
54°F
55°F
N/A*
* Weather report not current
San Jacinto Forecast
Tuesday, May 5, 2026

Current Outlook: The weather this afternoon in San Jacinto is mostly cloudy with a slight chance of rain showers through 5 PM, and temperatures will top out near 62°. Any shower that develops should be brief and light, with new rainfall amounts staying under a tenth of an inch. West winds will stay light, around 10 mph at times. Tonight stays mostly cloudy and cool, with a low around 47°. Southwest winds will remain light, around 10 mph or less.

The Week Ahead: Wednesday turns sunny and much warmer in San Jacinto, with a high near 77° and southwest winds around 10 mph, gusting near 20 mph at times. Thursday stays sunny and even warmer, reaching near 88° with west winds around 15 mph and gusts near 25 mph. Friday brings more sunshine and a high near 90°, then Saturday stays sunny and hot near 92°. Sunday heats up further with a high near 96°, and Monday looks hottest of the stretch near 99°, with clear nights and mild lows in the upper 50s to low 60s.

Today: Party sunny. Light breezes. 30 percent chance of showers in the morning , high near 63°F .

Pollen level is rated "medium".

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

Tonight: Mostly cloudy and cool. Light breezes, low around 46°F.

Wednesday: Sunny, high of about 78°F.

Wednesday night:Clear, low near 54°F.

Thursday: Sunny and warm, high around 87°F.

Thursday night: Clear, low of about 58°F.

Friday: Sunny and very warm, high near 89°F.

Friday night: Clear, low around 59°F.

Saturday: Sunny and very warm, high of about 91°F.

Saturday night: Mostly clear, low near 62°F.

Sunday: Sunny and hot, high around 85°F.

Sunday night: Clear, low of about 64°F.

Monday: Sunny and hot, high near 98°F.

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 4 66°F 54°F 59°F 0.01"
May 3 71°F 57°F 61°F 0.00"
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"
More Past Weather
San Jacinto Featured Photos
Full Moon
Full moon: The evening moon rises above Mountain View High School in San Jacinto. Photo courtesy of Denise Leonard.
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
Other Weather Information

The San Jacinto, California weather pages are a service of WeatherCurrents. San Jacinto is located in the heart of the San Jacinto Valley, near Hemet, the Soboba Casino, and at the foot of the San Jacinto Mountains.
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