– Lat/Long: 34.29° N 117.65° W

Mount San Antonio
Weather Forecast, United States
Issued: 10 pm Tue 25 Aug Local Time
Updates in:
hr min s
Update imminent

Issued: 10 pm Tue 25 Aug 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 21°C on Wed afternoon, min 18°C on Thu night). Winds increasing (calm on Tue night, fresh winds from the SSW by Fri afternoon).										Days 5–7 Weather Summary Mostly dry. Very mild (max 18°C on Fri night, min 13°C on Sun night). Mainly fresh winds.
		Wednesday 26			Thursday 27			Friday 28			Saturday 29			Sunday 30
	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	clear	clear	clear	clear	rain shwrs	light rain	some clouds	clear	rain shwrs	clear	clear	clear	clear	clear	clear	clear
Cloud base (m)		5750	5200		6350	5750		5100	4950
km/h	SSE	S	SW	SSW	S	SSW	SSW	SSW	SSW	SW	SW	SW	SW	SW	SSW	SW
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	0.6	0.1	—	—	0.1	—	—	—	—	—	—	—
max °C	20	20	21	20	19	20	19	19	19	18	17	18	16	15	16	14
min °C	19	19	21	19	19	20	18	18	19	17	16	17	14	14	16	13
chill °C	19	19	21	19	19	20	18	18	18	16	15	16	12	12	15	10

Freezing level m	5100	5100	5200	5150	5150	5150	5050	5100	5150	5000	4950	4950	4800	4750	4750	4750

	—	6:18	—	—	6:20	—	—	6:20	—	—	6:20	—	—	6:22	—	—
	—	—	7:23	—	—	7:22	—	—	7:22	—	—	7:21	—	—	7:19	—

Mount San Antonio Weather (Days 0-3):

The weather forecast for Mount San Antonio is: Mostly dry. Warm (max 21°C on Wed afternoon, min 18°C on Thu night). Winds increasing (calm on Tue night, fresh winds from the SSW by Fri afternoon).

Mount San Antonio Weather (Days 3-6):

Mostly dry. Very mild (max 18°C on Fri night, min 13°C on Sun night). Mainly fresh 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 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	27°C	-	Calm (0 kph at 0).	16 km
Ontario Airport 27 km SSE 715m alt. 2 hours ago	26°C	Clear	Calm (0 kph at 0).	16 km
AJX - CSS 32 km ESE 519m alt. 56 minutes ago	25°C	-	Calm (4 kph at 73).
Chino Airport 34 km S 218m alt. 2 hours ago	24°C	Clear	Light winds from the ESE (6 kph at 120).	16 km
Mount Wilson Airport 40 km SW 1311m alt. 2 hours ago		-	Calm (4 kph at 60).	0.0 km
Victorville Airport 41 km NE 880m alt. 1 hour ago	25°C	Clear	Wind obs. (13 kph from 160 degs) was rejected.	16 km
Riverside Airport 42 km SSE 661m alt. 2 hours ago	26°C	Clear	Calm (0 kph at 0).	16 km
Corona Municipal Airport (California) 43 km S 163m alt. 2 hours ago	21°C	Clear	Calm (0 kph at 0).	16 km
San Bernardino Airport 43 km ESE 407m alt. 1 hour ago	27°C	Clear	Calm (0 kph at 0).	16 km
Placentia wx 48 km S 70m alt. 53 minutes ago	28°C	Dry	Calm (0 kph at 253).

* 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.