– Lat/Long: 34.29° N 117.65° W

Mount San Antonio
Weather Forecast, United States
Issued: 3 am Sun 28 Dec Local Time
Updates in:
hr min s
Update imminent

Issued: 3 am Sun 28 Dec Local Time

Updates in:

hr min s

Update imminent

4 Mount San Antonio Elevations: 4 Forecast Elevations:

	Days 1–3 Weather Summary Mostly dry. Mild temperatures (max 7°C on Tue night, min 2°C on Sun morning). Winds decreasing (strong winds from the ENE on Mon morning, light winds from the S by Tue afternoon).									Days 4–6 Weather Summary Heavy rain (total 97mm), heaviest during Wed night. Freeze-thaw conditions (max 5°C on Wed morning, min 0°C on Fri night). Mainly strong winds.
	Sunday 28			Monday 29			Tuesday 30			Wednesday 31			Thursday 1			Friday 2
	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	clear	clear	some clouds	clear	clear	some clouds	some clouds	cloudy	some clouds	light rain	heavy rain	heavy rain	mod. rain	rain shwrs	rain shwrs	rain shwrs	light rain	rain shwrs
km/h	NE	NNE	NE	ENE	ENE	ESE	ESE	SSE	ESE	SE	S	SSW	SW	SW	SW	SSW	SSW	SW
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	3	17	61	9	2	0.4	1.1	3	0.4
max °C	2	2	2	3	4	6	6	6	7	5	4	3	3	4	5	3	3	2
min °C	2	2	2	3	4	4	5	6	6	4	4	3	2	3	4	3	2	0
chill °C	-3	-2	-3	-3	-2	0	3	5	2	-2	-1	-3	-5	-3	-1	-3	-5	-8

Freezing level m	3000	2950	2900	3200	3350	3400	3500	3500	3700	3450	3500	3150	3000	3000	3550	3050	2950	2700
Cloud base (m)			7250				3300	3050	3250	2350	900	850	900	850	900	900	850	900

	6:54	—	—	6:56	—	—	6:56	—	—	6:56	—	—	6:56	—	—	6:56	—	—
	—	4:47	—	—	4:49	—	—	4:50	—	—	4:51	—	—	4:51	—	—	4:52	—

Mount San Antonio Weather (Days 0-3):

The weather forecast for Mount San Antonio is: Mostly dry. Mild temperatures (max 7°C on Tue night, min 2°C on Sun morning). Winds decreasing (strong winds from the ENE on Mon morning, light winds from the S by Tue afternoon).

Mount San Antonio Weather (Days 3-6):

Heavy rain (total 97mm), heaviest during Wed night. Freeze-thaw conditions (max 5°C on Wed morning, min 0°C on Fri night). Mainly strong winds.

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 5 closest weather stations

Weather Station	Temp.	Weather	Wind	Cloud Visibility Cloud / Visibility
Upland Cable Airport (California) 19 km S 440m alt. 2 hours ago	13° C	Clear	Calm (0 kph at 0).	16 km
La Vern / rackett-Field Airport 24 km S 207m alt. 2 hours ago	11° C	Clear	Calm (0 kph at 0).	16 km
Ontario Airport 27 km SSE 715m alt. 2 hours ago	11° C	-	Calm (0 kph at 0).	16 km Low: few
Crestline - CSS 31 km E 1615m alt. 1 hour ago	3° C	-	Calm (0 kph at 0).
AJX - CSS 32 km ESE 519m alt. 1 hour ago	19° C	-	Fresh winds from the N (35 kph at 5).
Marshall Peak - CSS 33 km ESE 1211m alt. 1 hour ago	12° C	-	Light winds from the SW (15 kph at 229).
Chino Airport 34 km S 218m alt. 2 hours ago		-	Calm (0 kph at 0).	16 km Low: few
Mount Wilson Airport 40 km SW 1311m alt. 2 hours ago		-	Wind obs. (6 kph from 70 degs) was rejected.	0.0 km
Lake Arrowhead 41 km E 1619m alt. 1 hour ago	1° C	-	Calm (3 kph at 332).
Victorville Airport 41 km NE 880m alt. 2 hours ago	6° 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.