– Lat/Long: 34.29° N 117.65° W

Mount San Antonio
Weather Forecast, United States
Issued: 9 pm Mon 29 Dec Local Time
Updates in:
hr min s
Update imminent

Issued: 9 pm Mon 29 Dec Local Time

Updates in:

hr min s

Update imminent

4 Mount San Antonio Elevations: 4 Forecast Elevations:

	Days 1–4 Weather Summary Heavy rain (total 46mm), heaviest during Wed night. Mild temperatures (max 8°C on Tue night, min 2°C on Wed night). Winds increasing (light winds from the SE on Tue afternoon, strong winds from the SSE by Wed morning).										Days 5–7 Weather Summary Light rain (total 2mm), mostly falling on Thu night. Freeze-thaw conditions (max 4°C on Thu night, min 0°C on Sat morning). Mainly strong winds.
		Tuesday 30			Wednesday 31			Thursday 1			Friday 2			Saturday 3			Sunday 4
	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	some clouds	some clouds	some clouds	light rain	light rain	mod. rain	heavy rain	mod. rain	rain shwrs	rain shwrs	light rain	light rain	some clouds	some clouds	some clouds	some clouds	cloudy	some clouds	some clouds
km/h	ESE	SE	SE	SSE	SSE	S	SSW	S	SSW	SW	SSW	SSW	SW	SW	SW	SW	SW	SW	SW
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	0.5	2	6	28	9	0.2	1	0.6	0.7	—	—	—	—	—	—	—
max °C	6	6	7	8	4	4	3	2	3	4	4	3	2	1	0	1	1	1	-1
min °C	5	6	7	4	4	3	2	2	2	4	4	2	1	0	0	0	1	1	-2
chill °C	2	3	6	-1	-2	-3	-4	-3	-2	0	-1	-5	-6	-6	-6	-7	-5	-5	-8

Freezing level m	3600	3450	3600	3500	3350	3400	3000	2900	2900	3300	3400	3150	2950	2600	2550	2500	2700	2650	2300
Cloud base (m)	6800	2850	2500	2450	1750	950	850	850	900	900	900	850	900	900	900	1500	1950	2050	1950

	—	6:56	—	—	6:56	—	—	6:56	—	—	6:56	—	—	6:56	—	—	6:56	—	—
	—	—	4:50	—	—	4:51	—	—	4:51	—	—	4:52	—	—	4:52	—	—	4:53	—

Mount San Antonio Weather (Days 0-3):

The weather forecast for Mount San Antonio is: Heavy rain (total 46mm), heaviest during Wed night. Mild temperatures (max 8°C on Tue night, min 2°C on Wed night). Winds increasing (light winds from the SE on Tue afternoon, strong winds from the SSE by Wed morning).

Mount San Antonio Weather (Days 3-6):

Light rain (total 2mm), mostly falling on Thu night. Freeze-thaw conditions (max 4°C on Thu night, min 0°C on Sat morning). 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
Ontario Airport 27 km SSE 715m alt. 3 hours ago	12° C	Dry and partly cloudy.	Light winds from the N (11 kph at 350).	16 km Low: broken
Crestline - CSS 31 km E 1615m alt. 2 hours ago	3° C	-	Calm (0 kph at 0).
AJX - CSS 32 km ESE 519m alt. 2 hours ago	15° C	-	Gales from the N (63 kph at 9).
Marshall Peak - CSS 33 km ESE 1211m alt. 2 hours ago	10° C	-	Near gales from the ENE (61 kph at 61).
Mount Wilson Airport 40 km SW 1311m alt. 2 hours ago		-	Light winds from the N (7 kph at 0).	0.0 km
Lake Arrowhead 41 km E 1619m alt. 50 minutes ago	-6° C	-	Calm (0 kph at 122).
Victorville Airport 41 km NE 880m alt. 2 hours ago	4° C	Clear	Light winds from the WSW (7 kph at 240).	16 km
Riverside Airport 42 km SSE 661m alt. 3 hours ago	16° C	Clear	Light winds from the E (15 kph at 80).	16 km
San Bernardino Airport 43 km ESE 407m alt. 2 hours ago	9° 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.