Currently 81°F in San Jacinto, California, USA
81°F
101°F / 73°F
2 mph S
0.00"
Monday, July 27, 2026 10:14 PM PDT
San Jacinto Forecast Summary
Today Tomorrow Wednesday
Mostly sunny, Hot Mostly sunny, Hot Sunny, Hot
Mostly sunny, Hot   Mostly sunny, Hot   Sunny, Hot
High: 101°F High: 99°F High: 99°F
Low: 71°F Low: 69°F Low: 68°F
Complete Forecast Text Below
Currently in San Jacinto

Temperature, Humidity, Wind & Pressure

Time:  10:14 PM PDT
Temperature:  81°F
Normal Temperature :  78°F
Relative Humidity:  30%
Dewpoint:  46°F
Heat Index:  80°F
Wind Chill:  81°F
Wind:  2 mph S (192°)
Gusts:  5 mph
Barometer:  30.37" HgPressure Change rising

Sunrise & Sunset

Sunrise Sunset Daylight
Today: 5:55 AM 7:51 PM 13:56
Tomorrow: 5:56 AM 7:51 PM 13:55
30 Day Sunrise and Sunset Almanac

Extreme Temperatures

Today Time Normal Last Year
High: 101°F 3:04 PM 97°F 91°F
Low: 73°F 6:20 AM 67°F 57°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:
81°F
Hemet:
79°F
Lake Elsinore:
80°F
Moreno Valley:
79°F
Riverside (Canyon Crest):
78°F
Riverside (Presidential Park):
79°F
Temecula:
N/A*
* Weather report not current
Complete Local Weather Roundup
San Jacinto Forecast
Monday, July 27, 2026

This afternoon in San Jacinto, the weather will be sunny and hot, with temperatures climbing to near 102° and southwest winds around 15 mph. Tonight will stay mostly clear, with a low around 68°.

Tuesday looks mostly sunny and a touch cooler, with a high near 100° and southwest winds around 10 mph, gusting near 20 mph. Tuesday night stays mostly clear with a low around 67°, then Wednesday brings more sunshine and a high near 100° with west winds around 10 mph, gusting near 20 mph. The warming trend continues Thursday with a high near 102°, then Friday heats up to near 108°, Saturday reaches near 111°, and Sunday stays very hot with a high near 110°.

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

Pollen level is rated "low-medium".

Predicted air quality is good, AQI: 47 (courtesy of the SCAQMD).

Tonight: Mostly clear, low around 69°F.

Tuesday: Sunny and hot, high of about 99°F.

Tuesday night:Mostly clear, low near 68°F.

Wednesday: Sunny and hot, high around 99°F.

Wednesday night: Mostly clear, low of about 67°F.

Thursday: Sunnyand hot, high near 102°F.

Thursday night: Mostly clear and warm, low around 71°F.

Friday: Sunny and hot, high of about 108°F.

Friday night: Mostly clear and warm, low near 74°F.

Saturday: Sunny and HOT!, high around 111°F.

Saturday night: Sunny and warm, low of about 75°F.

Sunday: Sunny and hot, high near 110°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.
July 26 103°F 72°F 86°F 0.00"
July 25 103°F 71°F 86°F 0.00"
July 24 104°F 75°F 88°F 0.00"
July 23 105°F 71°F 88°F 0.00"
July 22 98°F 70°F 83°F 0.00"
July 21 94°F 71°F 82°F 0.00"
July 20 93°F 72°F 82°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.
More Photos and Features    Submit Your Photo
San Jacinto Weather News
Extreme Heat Warning in effect through Monday inland

The National Weather Service has issued an Extreme Heat Warning for the inl ...

Posted July 22, 2026, 4:59 AM
More San Jacinto Weather News
Other Weather Information

National Weather Service

Other San Jacinto Weather Forecasts

Other Local Forecasts
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.
Copyright ©Mon Jul 27 22:15:11 PDT 2026  WeatherCurrents. All rights reserved. - Submit questions and comments - Privacy Policy

This page automatically refreshes every 10 minutes.