– Lat/Long: 34.23° N 117.62° W

Ontario Peak Weather Forecast

San Gabriel Mountains · United States

Issued: 4 pm Sun 11 Oct Local Time

Updates in:

hr min s

Update imminent

Issued: 4 pm Sun 11 Oct Local Time

Updates in:

hr min s

Update imminent

3 Ontario Peak Elevations: 3 Forecast Elevations:

	Days 1–4 Weather Summary Drizzle at first, then turning colder with dusting of snow on Sun night. Freeze-thaw conditions (max 9°C on Wed morning, min 0°C on Sun night). Winds decreasing (strong winds from the SW on Sun afternoon, light winds from the WNW by Mon night).											Days 5–7 Weather Summary Mostly dry. Very mild (max 11°C on Wed night, min 9°C on Fri night). Winds decreasing (fresh winds from the NE on Thu night, light winds from the NE by Fri afternoon).
	Sun 11		Monday 12			Tuesday 13			Wednesday 14			Thursday 15			Friday 16
	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	rain shwrs	snow shwrs	snow shwrs	clear	rain shwrs	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear
Cloud base (m)	800	750	750	1550	1600
km/h	SW	SSW	SSW	SW	NW	NNW	NNE	NE	NNE	NNE	NNE	NE	NE	ENE	E	NE	ENE
See all weather maps
cm	—	2	1	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	0.9	0.3	—	—	0.1	—	—	—	—	—	—	—	—	—	—	—	—
max °C	4	3	0	1	5	7	6	8	9	10	11	11	11	11	11	11	11
min °C	3	0	0	0	2	6	6	6	8	10	10	10	11	10	10	11	9
chill °C	-4	-7	-7	-6	-2	2	2	1	4	8	7	6	8	7	7	8	6

Freezing level m	3400	2800	2600	2800	3750	3950	3750	4000	4200	4250	4300	4300	4300	4200	4200	4200	4000

	—	—	6:52	—	—	6:52	—	—	6:54	—	—	6:54	—	—	6:56	—	—
	6:21	—	—	6:20	—	—	6:19	—	—	6:16	—	—	6:15	—	—	6:15	—

Ontario Peak Weather (Days 0-3):

The weather forecast for Ontario Peak is: Drizzle at first, then turning colder with dusting of snow on Sun night. Freeze-thaw conditions (max 9°C on Wed morning, min 0°C on Sun night). Winds decreasing (strong winds from the SW on Sun afternoon, light winds from the WNW by Mon night).

Ontario Peak Weather (Days 3-6):

Mostly dry. Very mild (max 11°C on Wed night, min 9°C on Fri night). Winds decreasing (fresh winds from the NE on Thu night, light winds from the NE by Fri afternoon).

This table gives the weather forecast for Ontario Peak at the specific elevation of 2649 m. Our advanced weather models allow us to provide distinct weather forecasts for several elevations of Ontario Peak. 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
Mt Baldy 3 km W 1250m alt. 1 hour ago	9°C	-	Calm (3 kph at 281).
Alta Loma 9 km S 563m alt. 1 hour ago	13°C	Dry	Calm (5 kph at 308).
Alta Loma 10 km S 548m alt. 47 minutes ago	14°C	Dry	Calm (0 kph at 127).
Wrightwood 13 km N 1828m alt. 41 minutes ago	7°C	Dry	Calm (0 kph at 175).
Upland Cable Airport (California) 14 km S 440m alt. 2 hours ago	16°C	Dry and cloudy.	Calm (0 kph at 0).	16 km Low: overcast
La Verne wx 16 km SSW 335m alt. 2 hours ago	15°C	Dry	Calm (0 kph at 113).
La Vern / rackett-Field Airport 19 km SSW 207m alt. 3 hours ago	18°C	Dry and cloudy.	Calm (0 kph at 0).	11 km Low: scattered Mid: overcast
Ontario Airport 20 km S 715m alt. 3 hours ago	17°C	Dry and partly cloudy.	Light winds from the WSW (11 kph at 240).	16 km Low: scattered Mid: broken High: broken
Pomona wx 21 km S 255m alt. 42 minutes ago	17°C	Dry	Calm (0 kph at 205).
Summit Terrace wx 25 km NE 1200m alt. 1 hour ago	10°C	Dry	Moderate winds from the S (24 kph at 174).

* 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.