– Lat/Long: 34.23° N 117.62° W

Ontario Peak Weather Forecast

San Gabriel Mountains · United States

Issued: 4 am Sat 10 Oct Local Time

Updates in:

hr min s

Update imminent

Issued: 4 am Sat 10 Oct Local Time

Updates in:

hr min s

Update imminent

3 Ontario Peak Elevations: 3 Forecast Elevations:

	Days 1–3 Weather Summary Moderate rain (total 18mm) heaviest on Sun morning, then becoming colder with a dusting of snow on Sun night. Freeze-thaw conditions (max 10°C on Sat morning, min -2°C on Mon morning). Mainly near gales.									Days 4–6 Weather Summary Mostly dry. Very mild (max 12°C on Thu night, min 2°C on Tue morning). Winds increasing (light winds from the N on Wed afternoon, fresh winds from the NE by Thu night).
	Saturday 10			Sunday 11			Monday 12			Tuesday 13			Wednesday 14			Thursday 15
	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	light rain	rain shwrs	light rain	heavy rain	rain shwrs	snow shwrs	light snow	snow shwrs	rain shwrs	clear	clear	clear	clear	clear	clear	clear	clear	clear
Cloud base (m)	5100	5000	2300	750	750	750	750	750	1500	950	9000				8350
km/h	SSW	SSW	SE	SW	SW	SSW	S	SW	WNW	NW	NNE	NNE	N	NNE	NE	NE	NE	NE
See all weather maps
cm	—	—	—	—	—	1	2	1	—	—	—	—	—	—	—	—	—	—
mm	0.1	0.5	2	12	3	0.3	—	—	0.2	—	—	—	—	—	—	—	—	—
max °C	10	10	8	5	3	2	-1	-2	3	3	3	7	8	9	10	10	11	12
min °C	9	9	6	5	3	0	-2	-2	-1	2	2	5	7	8	9	10	11	11
chill °C	6	5	4	1	-4	-8	-10	-9	-5	-3	-3	0	5	6	7	7	8	8

Freezing level m	4150	4100	3850	3550	3400	2750	2400	2300	3400	3200	3200	3850	3900	4050	4150	4200	4400	4650

	6:50	—	—	6:52	—	—	6:52	—	—	6:52	—	—	6:54	—	—	6:54	—	—
	—	6:22	—	—	6:21	—	—	6:20	—	—	6:19	—	—	6:16	—	—	6:15	—

Ontario Peak Weather (Days 0-3):

The weather forecast for Ontario Peak is: Moderate rain (total 18mm) heaviest on Sun morning, then becoming colder with a dusting of snow on Sun night. Freeze-thaw conditions (max 10°C on Sat morning, min -2°C on Mon morning). Mainly near gales.

Ontario Peak Weather (Days 3-6):

Mostly dry. Very mild (max 12°C on Thu night, min 2°C on Tue morning). Winds increasing (light winds from the N on Wed afternoon, fresh winds from the NE by Thu night).

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	18°C	-	Calm (0 kph at 0).
Alta Loma 9 km S 563m alt. 50 minutes ago	22°C	Dry	Calm (0 kph at 335).
Alta Loma 10 km S 548m alt. 31 minutes ago	21°C	Dry	Calm (0 kph at 250).
Wrightwood 13 km N 1828m alt. 32 minutes ago	17°C	Dry	Calm (5 kph at 215).
Upland Cable Airport (California) 14 km S 440m alt. 1 hour ago	23°C	Clear	Calm (0 kph at 0).	16 km
La Verne wx 16 km SSW 335m alt. 31 minutes ago	22°C	Dry	Calm (0 kph at 0).
Ontario wx 18 km S 320m alt. 38 minutes ago	22°C	Dry	Calm (0 kph at 158).
Ontario Airport 20 km S 715m alt. 2 hours ago	21°C	Dry and partly cloudy.	Calm (0 kph at 0).	16 km Low: few Mid: scattered High: broken
Pomona wx 21 km S 255m alt. 3 hours ago	19°C	Dry	Calm (0 kph at 334).
Summit Terrace wx 25 km NE 1200m alt. 48 minutes ago	19°C	Dry	Light winds from the S (8 kph at 186).

* 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.