– Lat/Long: 34.29° N 117.65° W

Mount San Antonio Weather Forecast

San Gabriel Mountains · United States

Issued: 4 am Tue 20 Oct Local Time

Updates in:

hr min s

Update imminent

Issued: 4 am Tue 20 Oct Local Time

Updates in:

hr min s

Update imminent

4 Mount San Antonio Elevations: 4 Forecast Elevations:

	Days 1–3 Weather Summary Heavy rain (total 20mm), heaviest during Wed night. Later becoming colder with a dusting of snow on Thu afternoon. Mild temperatures (max 8°C on Tue afternoon, min 1°C on Thu morning). Winds decreasing (strong winds from the S on Wed night, light winds from the WNW by Thu night).									Days 4–6 Weather Summary Mostly dry. Mild temperatures (max 9°C on Sun afternoon, min 3°C on Fri morning). Wind will be generally light.
	Tuesday 20			Wednesday 21			Thursday 22			Friday 23			Saturday 24			Sunday 25
	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	clear	clear	clear	clear	rain shwrs	rain shwrs	some clouds	snow shwrs	rain shwrs	clear	some clouds	clear	clear	clear	clear	clear	clear	clear
Cloud base (m)					1900	900	1700	900	900	950	2250						9600	9600
km/h	SSE	SSE	SSE	S	S	S	SSW	WSW	W	NNW	NNE	NE	NNE	NNE	NE	NE	NE	NE
See all weather maps
cm	—	—	—	—	—	—	—	3	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	0.7	20	—	—	0.2	—	—	—	—	—	—	—	—	—
max °C	7	8	7	6	5	4	2	1	2	3	4	5	6	7	7	8	9	9
min °C	7	8	6	6	5	2	1	1	2	3	4	5	5	7	7	7	9	9
chill °C	3	4	1	1	-1	-4	-4	-4	-2	3	2	1	1	4	3	4	6	6

Freezing level m	3500	3500	3550	3250	3350	3050	2700	2700	2950	3150	3100	3300	3450	3500	3500	3750	3800	3850

	6:58	—	—	7:00	—	—	7:01	—	—	7:01	—	—	7:03	—	—	7:03	—	—
	—	6:09	—	—	6:08	—	—	6:07	—	—	6:07	—	—	6:05	—	—	6:04	—

Mount San Antonio Weather (Days 0-3):

The weather forecast for Mount San Antonio is: Heavy rain (total 20mm), heaviest during Wed night. Later becoming colder with a dusting of snow on Thu afternoon. Mild temperatures (max 8°C on Tue afternoon, min 1°C on Thu morning). Winds decreasing (strong winds from the S on Wed night, light winds from the WNW by Thu night).

Mount San Antonio Weather (Days 3-6):

Mostly dry. Mild temperatures (max 9°C on Sun afternoon, min 3°C on Fri morning). Wind will be generally light.

This table gives the weather forecast for Mount San Antonio at the specific elevation of 2500 m. Our advanced weather models allow us to provide distinct weather forecasts for several elevations of Mount San Antonio. To see the weather forecasts for the other elevations, use the tab navigation above the table.For a wider overview of the weather, consult the Weather Map of California.

Live conditions reported by 10 closest weather stations

Weather Station	Temp.	Weather	Wind	Cloud Visibility Cloud / Visibility
Upland Cable Airport (California) 19 km S 440m alt. 1 hour ago	20°C	Clear	Calm (0 kph at 0).	16 km
La Vern / rackett-Field Airport 24 km S 207m alt. 2 hours ago	19°C	Clear	Calm (0 kph at 0).	16 km
Ontario Airport 27 km SSE 715m alt. 2 hours ago	18°C	-	Calm (0 kph at 0).	16 km Low: few Mid: few
Chino Airport 34 km S 218m alt. 2 hours ago	20°C	-	Calm (0 kph at 0).	16 km Low: few
Mount Wilson Airport 40 km SW 1311m alt. 1 hour ago		-	Light winds from the SE (7 kph at 130).	0.0 km
Victorville Airport 41 km NE 880m alt. 1 hour ago	20°C	Clear	Light winds from the SE (9 kph at 130).	16 km
EL Monte Airport 42 km SSW 361m alt. 2 hours ago	19°C	Clear	Light winds from the NNE (6 kph at 30).	16 km Low: few
Riverside Airport 42 km SSE 661m alt. 2 hours ago	19°C	Clear	Calm (0 kph at 0).	16 km
Corona Municipal Airport (California) 43 km S 163m alt. 2 hours ago	18°C	Clear	Light winds from the WNW (6 kph at 290).	16 km
San Bernardino Airport 43 km ESE 407m alt. 2 hours ago	19°C	Clear	Calm (0 kph at 0).	16 km

* NOTE: not all weather observatories update at the same frequency which is the reason why some locations may show data from stations that are further away than known closer ones.