– Lat/Long: 34.29° N 117.65° W

Mount San Antonio Weather Forecast

San Gabriel Mountains · United States

Issued: 4 pm Mon 21 Sep Local Time

Updates in:

hr min s

Update imminent

Issued: 4 pm Mon 21 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 32°C on Wed afternoon, min 19°C on Mon night). Wind will be generally light.											Days 5–7 Weather Summary Mostly dry. Warm (max 31°C on Thu afternoon, min 23°C on Sat night). Wind will be generally light.
	Mon 21		Tuesday 22			Wednesday 23			Thursday 24			Friday 25			Saturday 26
	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	some clouds	clear	clear	clear	clear	clear
Cloud base (m)													9300				9700
km/h	SW	WSW	N	WSW	N	ENE	WSW	N	S	SW	WSW	SSW	SW	SSW	S	SSW	SSW
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	24	20	25	28	26	30	32	28	30	31	26	29	31	27	29	30	26
min °C	23	19	21	28	25	26	31	27	28	30	25	26	30	25	26	30	23
chill °C	23	19	21	28	25	26	31	27	28	30	25	26	30	25	26	30	23

Freezing level m	4000	4150	4100	4200	4300	4300	4450	4350	4300	4400	4400	4300	4450	4550	4550	4750	4800

	—	—	6:37	—	—	6:39	—	—	6:39	—	—	6:39	—	—	6:41	—	—
	6:49	—	—	6:46	—	—	6:45	—	—	6:45	—	—	6:43	—	—	6:42	—

Mount San Antonio Weather (Days 0-3):

The weather forecast for Mount San Antonio is: Mostly dry. Warm (max 32°C on Wed afternoon, min 19°C on Mon night). Wind will be generally light.

Mount San Antonio Weather (Days 3-6):

Mostly dry. Warm (max 31°C on Thu afternoon, min 23°C on Sat 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	25°C	Clear	Light winds from the WSW (19 kph at 240).	16 km
La Vern / rackett-Field Airport 24 km S 207m alt. 3 hours ago	26°C	Clear	Light winds from the W (13 kph at 270).	16 km
Ontario Airport 27 km SSE 715m alt. 3 hours ago	27°C	-	Light winds from the WSW (15 kph at 240).	16 km Low: few Mid: few
Chino Airport 34 km S 218m alt. 3 hours ago	28°C	-	Light winds from the WNW (17 kph at 290).	16 km Low: few
Mount Wilson Airport 40 km SW 1311m alt. 2 hours ago		-	Light winds from the SW (7 kph at 220).	0.0 km
EL Monte Airport 42 km SSW 361m alt. 3 hours ago	27°C	-	Light winds from the S (17 kph at 180).	16 km Low: few
Riverside Airport 42 km SSE 661m alt. 3 hours ago	27°C	-	Light winds from the W (19 kph at 260).	16 km Low: few
Corona Municipal Airport (California) 43 km S 163m alt. 3 hours ago	27°C	Clear	Light winds from the WSW (17 kph at 250).	16 km
San Bernardino Airport 43 km ESE 407m alt. 2 hours ago	27°C	Clear	Light winds from the W (13 kph at 260).	16 km
Placentia wx 48 km S 70m alt. 1 hour ago	35°C	Dry	Wind obs. (6 kph from 332 degs) was rejected.

* 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.