New York, NY 75° Los Angeles, CA 79° 🌤️ Chicago, IL Houston, TX 84° 🌤️ Miami, FL 🌤️ Phoenix, AZ 🌤️ Seattle, WA 🌤️ Denver, CO 🌤️ Toronto, ON 🌤️ Vancouver, BC
WeatherLiveCaliforniaSan Jacinto

San Jacinto, CA Weather (92581)

ZIP codes: 92581 · 92582 · 92583
Current WeatherSan Jacinto · 8:19 PM PDT
106° | 70°
86°F
Feels like 84°
Sunny
WindSW 4 mph · Gusts 4 mph
Precip1% · –
Humidity30% · Dew point 51°
UV index10 Very high
Air Quality44 Good
Pressure29.88 inHg
Visibility6 mi
Sunrise / Sunset6:11 AM · 7:31 PM · 13h 20m

Weather map — San Jacinto

Full radar →
Now
86°
1%
4 mph
21:00
82°
1%
2 mph
22:00
79°
1%
2 mph
23:00
77°
10%
1 mph
00:00
76°
10%
1 mph
01:00
74°
10%
0 mph
02:00
73°
10%
2 mph
03:00
71°
10%
2 mph
04:00
70°
11%
2 mph
05:00
69°
10%
1 mph
06:00
69°
11%
0 mph
07:00
70°
11%
2 mph
08:00
77°
8%
1 mph
09:00
84°
2%
3 mph
10:00
88°
1%
4 mph
11:00
92°
0%
4 mph
12:00
96°
0%
5 mph
13:00
100°
0%
7 mph
14:00
102°
0%
11 mph
15:00
102°
0%
14 mph
16:00
99°
0%
14 mph
17:00
95°
0%
10 mph
18:00
91°
0%
8 mph
19:00
85°
0%
5 mph

Today · Tue 8/18

High 106°
1% / –

Sunny. Winds SW at 10 mph.

Tonight · Tue 8/18

Low 69°
1% / –

Sunny. Winds S at 2 mph.

Tomorrow · Wed 8/19

102° | 69°
3% / –

Sunny. Winds SW at 14 mph.

7-day trend

San Jacinto · temperature + precipitation

10-day forecast

Updated 8:19 PM

Details & indices

Wind
4 mph SW
Gusts 4 mph
Humidity
30%
Dew point 51°
Pressure
29.88 inHg
Falling
UV index
10 — Very high
High today
Air Quality
Good
AQI 44 · US EPA
Allergy
Very high
Grass
Visibility
6 mi
Clear view
Allergy — San Jacinto

🌿 Conditions right now

View all →
Birch
None
Grass
High
Oak
None
Alder
None
Hazel
None
Mugwort
High
Ragweed
Low

Sun & moon

Sunrise6:11 AM
Sunset7:31 PM
Length of day13h 20m
Moonrise12:24 PM
Moonset10:44 PM
Next full moonAug 27 Sturgeon Moon
Latitude33.7839°N
Longitude-116.9586°E

Water temps nearby

View all →
Laguna Beach (50 mi)72°
Newport Beach (57 mi)73°
Huntington Beach (61 mi)72°
🌤️No rain expected in the next 90 minutes
Now+30+60+90 min
Minute-by-minute precip · HRRR nowcast

Daily planner

computed from today's forecast
Laundry day
Great
Line-drying weather
Grilling
Great
Fire up the grill
Running
Fair
Lace up outside
Patio
Great
Dinner outdoors
Nearby places in {{REGION}}
Los Angeles
Mostly cloudy
79°
San Diego
Sunny
70°
🌤️
San Jose
🌤️
San Francisco
Fresno
Mostly cloudy
95°
🌤️
Sacramento
Data sources · Tuesday, August 18
Where the San Jacinto forecast comes from
This page blends NOAA/NWS model guidance with global ensembles for the 10-day outlook, air quality and alerts. Data refreshes every hour, current conditions every 15 minutes. Coordinates: 33.7839°N, -116.9586°.
NBM + global weather models
Updated: 8:19 PM
Weather in San Jacinto
Over the next 10 days San Jacinto tops out around 106° (Tuesday) and dips to 69° on the coolest night (Wednesday). About 0.37 in of precipitation is expected in total; the most likely wet day is Monday (58% chance). Expect a blustery spell — gusts near 26 mph on Friday. Heads up: a Heat Advisory is in effect — check the alerts tab before making plans. Right now San Jacinto is running about 23° warmer than Oxnard. Longer view: Mediterranean pattern — nearly all rain lands November through March.
San Jacinto, CA · Elev 1,565 ft · 33.78°N, 116.96°W · California · Forecast computed for these exact coordinates
Powered by NWS/NOAA guidance, multi-model forecasts and official environmental feeds · NOAA/NWS · EPA AirNow · MET Norway · global models
Updated: 8:19 PM