– Lat/Long: 34.29° N 117.65° W

Mount San Antonio Weather Forecast

San Gabriel Mountains · United States

Issued: 10 pm Mon 19 Oct Local Time

Updates in:

hr min s

Update imminent

Issued: 10 pm Mon 19 Oct Local Time

Updates in:

hr min s

Update imminent

4 Mount San Antonio Elevations: 4 Forecast Elevations:

	Days 1–4 Weather Summary Heavy rain (total 25mm), heaviest during Wed night. Warm (max 24°C on Tue afternoon, min 15°C on Wed night). Wind will be generally light.										Days 5–7 Weather Summary Mostly dry. Warm (max 24°C on Sun afternoon, min 14°C on Thu night). Wind will be generally light.
		Tuesday 20			Wednesday 21			Thursday 22			Friday 23			Saturday 24
	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	clear	clear	rain shwrs	clear	clear	rain shwrs	rain shwrs	light rain	rain shwrs	rain shwrs	clear	some clouds	clear	clear	clear	clear
Cloud base (m)						2350	850	1850	1500	900	1850
km/h	S	S	SSW	S	S	SSW	SW	S	SW	SSW	W	N	NNE	NNE	NNE	NNE
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	0.2	—	—	0.1	19	2	4	0.4	—	—	—	—	—	—
max °C	22	23	24	20	22	21	17	16	16	15	17	19	18	20	22	20
min °C	20	20	23	17	17	19	15	15	15	14	14	19	17	18	22	19
chill °C	20	20	23	17	17	19	15	15	15	13	14	19	17	18	22	19

Freezing level m	3700	3500	3550	3550	3250	3300	3100	2750	2750	3000	3300	3300	3300	3350	3400	3600

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

Mount San Antonio Weather (Days 0-3):

The weather forecast for Mount San Antonio is: Heavy rain (total 25mm), heaviest during Wed night. Warm (max 24°C on Tue afternoon, min 15°C on Wed night). Wind will be generally light.

Mount San Antonio Weather (Days 3-6):

Mostly dry. Warm (max 24°C on Sun afternoon, min 14°C on Thu night). Wind will be generally light.

This table gives the weather forecast for Mount San Antonio at the specific elevation of 500 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. 2 hours ago	21°C	Clear	Light winds from the W (7 kph at 280).	16 km
La Vern / rackett-Field Airport 24 km S 207m alt. 3 hours ago	21°C	Clear	Light winds from the WSW (6 kph at 250).	16 km
Ontario Airport 27 km SSE 715m alt. 3 hours ago	23°C	Clear	Light winds from the WSW (9 kph at 240).	16 km
Chino Airport 34 km S 218m alt. 3 hours ago	21°C	Clear	Light winds from the WNW (7 kph at 290).	16 km
Mount Wilson Airport 40 km SW 1311m alt. 2 hours ago		-	Wind obs. (6 kph from 190 degs) was rejected.	0.0 km
Victorville Airport 41 km NE 880m alt. 2 hours ago	20°C	Clear	Light winds from the ESE (13 kph at 120).	16 km
EL Monte Airport 42 km SSW 361m alt. 4 hours ago	25°C	Clear	Light winds from the WSW (6 kph at 250).	16 km
Riverside Airport 42 km SSE 661m alt. 3 hours ago	23°C	Clear	Calm (0 kph at 0).	16 km
Corona Municipal Airport (California) 43 km S 163m alt. 3 hours ago	22°C	Clear	Light winds from the SW (13 kph at 220).	16 km
San Bernardino Airport 43 km ESE 407m alt. 2 hours ago	21°C	Clear	Light winds from the E (7 kph at 90).	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.