– Lat/Long: 34.29° N 117.65° W

Mount San Antonio
Weather Forecast, United States
Issued: 9 am Sun 18 Jan Local Time
Updates in:
hr min s
Update imminent

Issued: 9 am Sun 18 Jan Local Time

Updates in:

hr min s

Update imminent

4 Mount San Antonio Elevations: 4 Forecast Elevations:

	Days 1–3 Weather Summary Mostly dry. Very mild (max 10°C on Sun morning, min 7°C on Tue night). Wind will be generally light.									Days 4–6 Weather Summary Mostly dry. Freeze-thaw conditions (max 8°C on Wed morning, min -2°C on Thu night). Wind will be generally light.
	Sunday 18			Monday 19			Tuesday 20			Wednesday 21			Thursday 22			Friday 23
	AM	PM	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	some clouds	cloudy	cloudy	some clouds	clear	some clouds	some clouds	clear	clear
km/h	W	NW	WNW	NNW	N	N	NNW	NW	NW	WNW	WSW	S	SSE	SW	SSE	NE	NNE	NE
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	10	10	10	9	9	8	8	8	8	8	7	6	1	0	-1	-1	0	2
min °C	10	10	9	9	9	8	8	8	7	7	7	2	0	-1	-2	-1	-1	0
chill °C	9	8	6	6	7	6	6	6	5	6	6	-4	-6	-4	-4	-5	-6	-6

Freezing level m	4100	4100	4000	3900	3800	3750	3750	3700	3800	3700	3700	3500	2550	2450	2300	2400	2400	2600
Cloud base (m)	7350	6400	5750			8950	9250	9050	8700		6600	5000	2700	2500		2400	2450

	6:54	—	—	6:54	—	—	6:54	—	—	6:54	—	—	6:52	—	—	6:52	—	—
	—	5:06	—	—	5:07	—	—	5:07	—	—	5:08	—	—	5:09	—	—	5:10	—

Mount San Antonio Weather (Days 0-3):

The weather forecast for Mount San Antonio is: Mostly dry. Very mild (max 10°C on Sun morning, min 7°C on Tue night). Wind will be generally light.

Mount San Antonio Weather (Days 3-6):

Mostly dry. Freeze-thaw conditions (max 8°C on Wed morning, min -2°C on Thu night). Wind will be generally light.

This table gives the weather forecast for Mount San Antonio at the specific elevation of 2500 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	15° C	Clear	Light winds from the NNE (7 kph at 30).	16 km
Ontario Airport 27 km SSE 715m alt. 2 hours ago	12° C	-	Calm (0 kph at 0).	16 km Low: few
Crestline - CSS 31 km E 1615m alt. 56 minutes ago	11° C	-	Calm (0 kph at 0).
AJX - CSS 32 km ESE 519m alt. 56 minutes ago		-	Light winds from the NNE (13 kph at 18).
Marshall Peak - CSS 33 km ESE 1211m alt. 56 minutes ago	16° C	-	Moderate winds from the NE (20 kph at 49).
Chino Airport 34 km S 218m alt. 2 hours ago	11° C	Clear	Calm (0 kph at 0).	16 km
Mount Wilson Airport 40 km SW 1311m alt. 2 hours ago		-	Calm (2 kph at 80).	0.0 km
Victorville Airport 41 km NE 880m alt. 1 hour ago	4° C	Clear	Wind obs. (13 kph from 170 degs) was rejected.	16 km
Riverside Airport 42 km SSE 661m alt. 2 hours ago	11° C	Clear	Calm (0 kph at 0).	16 km
Corona Municipal Airport (California) 43 km S 163m alt. 2 hours ago	7° C	Clear	Calm (0 kph at 0).	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.