– Lat/Long: 34.29° N 117.65° W

Mount San Antonio Weather Forecast

San Gabriel Mountains · United States

Issued: 10 pm Sun 20 Sep Local Time

Updates in:

hr min s

Update imminent

Issued: 10 pm Sun 20 Sep 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 31°C on Wed afternoon, min 19°C on Sun night). Wind will be generally light.										Days 5–7 Weather Summary Mostly dry. Warm (max 32°C on Sat afternoon, min 26°C on Wed night). Wind will be generally light.
		Monday 21			Tuesday 22			Wednesday 23			Thursday 24			Friday 25
	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	some clouds	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear
Cloud base (m)		4950													9550
km/h	SSW	SSW	SW	W	N	NW	N	ESE	SW	SE	SSE	WSW	NW	S	SW	SW
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	23	23	25	20	26	28	26	29	31	27	30	31	27	30	31	28
min °C	19	20	24	20	21	28	25	26	31	26	27	31	26	27	31	26
chill °C	19	20	24	20	21	28	25	26	31	26	27	31	26	27	31	26

Freezing level m	4400	4050	4000	4150	4050	4150	4250	4200	4400	4350	4300	4450	4400	4300	4550	4500

	—	6:37	—	—	6:37	—	—	6:39	—	—	6:39	—	—	6:39	—	—
	—	—	6:49	—	—	6:46	—	—	6:45	—	—	6:45	—	—	6:43	—

Mount San Antonio Weather (Days 0-3):

The weather forecast for Mount San Antonio is: Mostly dry. Warm (max 31°C on Wed afternoon, min 19°C on Sun night). Wind will be generally light.

Mount San Antonio Weather (Days 3-6):

Mostly dry. Warm (max 32°C on Sat afternoon, min 26°C on Wed 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. 1 hour ago	18°C	Clear	Light winds from the WSW (6 kph at 250).	16 km
Ontario Airport 27 km SSE 715m alt. 2 hours ago	20°C	Dry and partly cloudy.	Light winds from the WSW (15 kph at 240).	16 km Low: scattered
Chino Airport 34 km S 218m alt. 2 hours ago	19°C	Clear	Light winds from the W (13 kph at 270).	16 km
Mount Wilson Airport 40 km SW 1311m alt. 3 hours ago		-	Light winds from the SSE (11 kph at 150).	0.0 km
Riverside Airport 42 km SSE 661m alt. 2 hours ago	20°C	Clear	Light winds from the W (7 kph at 280).	16 km
Corona Municipal Airport (California) 43 km S 163m alt. 2 hours ago	20°C	Clear	Light winds from the W (11 kph at 260).	16 km
San Bernardino Airport 43 km ESE 407m alt. 1 hour ago	19°C	Clear	Light winds from the W (7 kph at 260).	16 km
Placentia wx 48 km S 70m alt. 56 minutes ago	27°C	Dry	Calm (0 kph at 0).
Anaheim 49 km S 203.6m alt. 2 hours ago	18°C	Dry	Calm (0 kph at 283).
Palmdale Airport 55 km WNW 714m alt. 3 hours ago	24°C	Clear	Light winds from the W (15 kph at 270).	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.