– Lat/Long: 34.29° N 117.65° W

Mount San Antonio Weather Forecast

San Gabriel Mountains · United States

Issued: 10 pm Wed 07 Oct Local Time

Updates in:

hr min s

Update imminent

Issued: 10 pm Wed 07 Oct Local Time

Updates in:

hr min s

Update imminent

4 Mount San Antonio Elevations: 4 Forecast Elevations:

	Days 1–4 Weather Summary Mostly dry. Warm (max 33°C on Thu afternoon, min 23°C on Fri night). Wind will be generally light.										Days 5–7 Weather Summary Heavy rain (total 38mm), heaviest during Sun afternoon. Warm (max 23°C on Sat night, min 13°C on Mon night). Winds decreasing (strong winds from the SE on Sun morning, calm by Tue morning).
		Thursday 8			Friday 9			Saturday 10			Sunday 11			Monday 12
	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	clear	clear	clear	clear	clear	clear	clear	some clouds	some clouds	some clouds	heavy rain	heavy rain	light rain	rain shwrs	rain shwrs	rain shwrs
Cloud base (m)			4350					5750	3250	2750	1500	850	850	900	1550	2450
km/h	NW	SSW	WSW	WSW	SSW	SSW	SSW	SSW	SSW	ESE	S	SSW	S	S	S	S
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	14	17	3	1.4	1.6	0.4
max °C	30	32	33	29	30	31	25	26	27	23	18	15	14	15	16	14
min °C	28	29	33	27	27	29	23	24	25	22	17	15	14	14	15	13
chill °C	28	29	33	27	27	29	23	24	25	22	16	14	13	13	14	13

Freezing level m	4750	4700	4800	4650	4550	4600	4400	4300	4150	3950	3400	3300	2800	2650	2750	2600

	—	6:50	—	—	6:50	—	—	6:50	—	—	6:52	—	—	6:52	—	—
	—	—	6:24	—	—	6:23	—	—	6:22	—	—	6:21	—	—	6:20	—

Mount San Antonio Weather (Days 0-3):

The weather forecast for Mount San Antonio is: Mostly dry. Warm (max 33°C on Thu afternoon, min 23°C on Fri night). Wind will be generally light.

Mount San Antonio Weather (Days 3-6):

Heavy rain (total 38mm), heaviest during Sun afternoon. Warm (max 23°C on Sat night, min 13°C on Mon night). Winds decreasing (strong winds from the SE on Sun morning, calm by Tue morning).

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 (2 kph at 0).
Wrightwood 7 km NNE 1828m alt. 1 hour ago	15°C	Dry	Calm (0 kph at 134).
Alta Loma 16 km S 563m alt. 1 hour ago	23°C	Dry	Calm (5 kph at 351).
Alta Loma 16 km S 548m alt. 2 hours ago	23°C	Dry	Calm (0 kph at 143).
Upland Cable Airport (California) 19 km S 440m alt. 2 hours ago	26°C	-	Calm (0 kph at 0).	16 km
La Verne wx 20 km S 335m alt. 2 hours ago	23°C	Dry	Calm (0 kph at 0).
Phelan wx 23 km NNE 1058m alt. 2 hours ago	23°C	Dry	Calm (0 kph at 358).
Summit Terrace wx 24 km ENE 1200m alt. 1 hour ago	22°C	Dry	Wind obs. (13 kph from 211 degs) was rejected.
Ontario Airport 27 km SSE 715m alt. 3 hours ago	27°C	-	Calm (0 kph at 0).	16 km Low: few
Diamond Bar wx 31 km S 200m alt. 2 hours ago	23°C	Dry	Calm (0 kph at 0).

* 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.