– Lat/Long: 34.29° N 117.65° W

Mount San Antonio Weather Forecast

San Gabriel Mountains · United States

Issued: 4 pm Fri 09 Oct Local Time

Updates in:

hr min s

Update imminent

Issued: 4 pm Fri 09 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 21mm), heaviest during Sun afternoon. Warm (max 30°C on Fri afternoon, min 13°C on Mon morning). Wind will be generally light.											Days 5–7 Weather Summary Light rain (total 2mm), mostly falling on Mon afternoon. Warm (max 25°C on Thu morning, min 11°C on Mon night). Wind will be generally light.
	Fri 9		Saturday 10			Sunday 11			Monday 12			Tuesday 13			Wednesday 14
	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	clear	some clouds	some clouds	light rain	cloudy	mod. rain	mod. rain	light rain	light rain	rain shwrs	rain shwrs	clear	clear	clear	clear	clear	clear
Cloud base (m)				5000	2650	2050	850	850	850	850		1750
km/h	SSW	SSW	SSW	SSW	N	SSW	SSW	S	S	SSW	SSW	SW	WSW	NNE	NE	E	NNE
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	0.5	—	6	8	4	3	1.6	0.5	—	—	—	—	—	—
max °C	30	26	26	26	24	20	16	14	14	13	12	15	19	18	22	24	21
min °C	29	24	23	25	22	17	15	14	13	12	11	12	18	17	18	24	20
chill °C	29	24	23	25	22	16	14	13	12	11	11	12	18	17	18	24	20

Freezing level m	4500	4250	4150	4000	4000	3550	3500	2800	2500	2350	2400	3200	3000	3900	4100	4200	4050

	—	—	6:50	—	—	6:52	—	—	6:52	—	—	6:54	—	—	6:54	—	—
	6:23	—	—	6:22	—	—	6:21	—	—	6:20	—	—	6:19	—	—	6:16	—

Mount San Antonio Weather (Days 0-3):

The weather forecast for Mount San Antonio is: Heavy rain (total 21mm), heaviest during Sun afternoon. Warm (max 30°C on Fri afternoon, min 13°C on Mon morning). Wind will be generally light.

Mount San Antonio Weather (Days 3-6):

Light rain (total 2mm), mostly falling on Mon afternoon. Warm (max 25°C on Thu morning, min 11°C on Mon 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
Mt Baldy 6 km S 1250m alt. 1 hour ago	19°C	-	Calm (0 kph at 0).
Wrightwood 7 km NNE 1828m alt. 1 hour ago	18°C	Dry	Calm (5 kph at 234).
Alta Loma 16 km S 563m alt. 2 hours ago	26°C	Dry	Calm (5 kph at 277).
Alta Loma 16 km S 548m alt. 50 minutes ago	24°C	Dry	Calm (0 kph at 73).
Upland Cable Airport (California) 19 km S 440m alt. 2 hours ago	28°C	Clear	Light winds from the W (19 kph at 270).	16 km
La Verne wx 20 km S 335m alt. 49 minutes ago	23°C	Dry	Calm (3 kph at 231).
La Vern / rackett-Field Airport 24 km S 207m alt. 3 hours ago	29°C	Clear	Moderate winds from the W (20 kph at 260).	16 km
Summit Terrace wx 24 km ENE 1200m alt. 48 minutes ago	22°C	Dry	Light winds from the S (19 kph at 176).
Ontario Airport 27 km SSE 715m alt. 2 hours ago	31°C	-	Moderate winds from the WSW (20 kph at 240).	16 km Low: few
Diamond Bar wx 31 km S 200m alt. 3 hours ago	31°C	Dry	Calm (5 kph at 225).

* 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.