– Lat/Long: 34.29° N 117.65° W

Mount San Antonio Weather Forecast

San Gabriel Mountains · United States

Issued: 4 am Sun 20 Sep Local Time

Updates in:

hr min s

Update imminent

Issued: 4 am Sun 20 Sep Local Time

Updates in:

hr min s

Update imminent

4 Mount San Antonio Elevations: 4 Forecast Elevations:

	Days 1–3 Weather Summary Mostly dry. Warm (max 29°C on Sun afternoon, min 20°C on Sun night). Wind will be generally light.									Days 4–6 Weather Summary Mostly dry. Warm (max 31°C on Wed afternoon, min 23°C on Fri night). Wind will be generally light.
	Sunday 20			Monday 21			Tuesday 22			Wednesday 23			Thursday 24			Friday 25
	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	clear	some clouds	some clouds	some clouds	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear
Cloud base (m)			5150	4900	5400										9000
km/h	SSE	SW	SW	S	SW	WNW	NNE	WSW	N	ENE	SW	S	S	SSW	SSW	SSW	SSW	SSW
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	28	29	24	24	25	21	26	28	25	29	31	27	30	30	26	28	30	25
min °C	25	28	20	21	25	20	21	28	25	26	30	25	26	30	24	25	29	23
chill °C	25	28	20	21	25	20	21	28	25	26	30	25	26	30	24	25	29	23

Freezing level m	4500	4450	4400	4050	4050	4050	4050	4150	4300	4250	4450	4350	4350	4450	4350	4350	4550	4700

	6:35	—	—	6:37	—	—	6:37	—	—	6:39	—	—	6:39	—	—	6:39	—	—
	—	6:50	—	—	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 29°C on Sun afternoon, min 20°C on Sun night). Wind will be generally light.

Mount San Antonio Weather (Days 3-6):

Mostly dry. Warm (max 31°C on Wed afternoon, min 23°C on Fri 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	17°C	Clear	Light winds from the WNW (9 kph at 290).	14 km
La Vern / rackett-Field Airport 24 km S 207m alt. 2 hours ago	17°C	Dry and partly cloudy.	Light winds from the WNW (6 kph at 300).	11 km Low: broken
Ontario Airport 27 km SSE 715m alt. 3 hours ago	18°C	Mist -.	Light winds from the W (6 kph at 280).	10 km Low: broken Mid: broken High: broken
Chino Airport 34 km S 218m alt. 2 hours ago	17°C	Dry and cloudy.	Light winds from the W (7 kph at 270).	11 km Low: broken Mid: overcast
Mount Wilson Airport 40 km SW 1311m alt. 2 hours ago		-	Wind obs. (13 kph from 140 degs) was rejected.	0.0 km
Victorville Airport 41 km NE 880m alt. 2 hours ago	15°C	Clear	Light winds from the S (9 kph at 180).	16 km
Riverside Airport 42 km SSE 661m alt. 2 hours ago	17°C	Dry and partly cloudy.	Calm (0 kph at 0).	14 km Low: few Mid: scattered
Corona Municipal Airport (California) 43 km S 163m alt. 3 hours ago	16°C	Dry and partly cloudy.	Light winds from the W (6 kph at 270).	16 km Low: broken Mid: broken
San Bernardino Airport 43 km ESE 407m alt. 2 hours ago	16°C	Haze -.	Calm (0 kph at 0).	6 km Low: broken
Placentia wx 48 km S 70m alt. 2 hours ago	23°C	Dry	Calm (0 kph at 347).

* 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.