– Lat/Long: 34.23° N 117.62° W

Ontario Peak Weather Forecast

San Gabriel Mountains · United States

Issued: 4 pm Tue 06 Oct Local Time

Updates in:

hr min s

Update imminent

Issued: 4 pm Tue 06 Oct Local Time

Updates in:

hr min s

Update imminent

3 Ontario Peak Elevations: 3 Forecast Elevations:

	Days 1–4 Weather Summary Mostly dry. Very mild (max 15°C on Tue afternoon, min 13°C on Thu night). Wind will be generally light.											Days 5–7 Weather Summary Moderate rain (total 14mm) heaviest on Sun night, then becoming colder with a dusting of snow on Sun night. Freeze-thaw conditions (max 14°C on Fri afternoon, min -2°C on Mon morning). Winds decreasing (near gales from the S on Sat night, light winds from the SE by Sun afternoon).
	Tue 6		Wednesday 7			Thursday 8			Friday 9			Saturday 10			Sunday 11
	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	some clouds	some clouds	rain shwrs	some clouds	light snow
Cloud base (m)	4500										4600	5900	5400	3150	4300	2750	700
km/h	NNE	ENE	E	N	ENE	SE	S	S	SSE	S	SSW	SSW	SSW	S	SSE	SE	SSW
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	1
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	0.2	—	14
max °C	15	14	14	15	15	14	15	15	13	14	13	11	11	10	7	7	5
min °C	14	14	14	15	14	14	15	13	13	14	11	11	11	7	7	6	1
chill °C	13	13	13	15	14	14	15	12	12	13	9	9	9	1	2	5	-7

Freezing level m	4850	4850	4800	4900	4850	4750	4850	4700	4550	4650	4550	4400	4350	3850	3800	3700	3300

	—	—	6:48	—	—	6:50	—	—	6:50	—	—	6:50	—	—	6:52	—	—
	6:28	—	—	6:25	—	—	6:24	—	—	6:23	—	—	6:22	—	—	6:21	—

Ontario Peak Weather (Days 0-3):

The weather forecast for Ontario Peak is: Mostly dry. Very mild (max 15°C on Tue afternoon, min 13°C on Thu night). Wind will be generally light.

Ontario Peak Weather (Days 3-6):

Moderate rain (total 14mm) heaviest on Sun night, then becoming colder with a dusting of snow on Sun night. Freeze-thaw conditions (max 14°C on Fri afternoon, min -2°C on Mon morning). Winds decreasing (near gales from the S on Sat night, light winds from the SE by Sun 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	27°C	-	Calm (0 kph at 0).
Alta Loma 9 km S 563m alt. 35 minutes ago	33°C	Dry	Calm (3 kph at 319).
Alta Loma 10 km S 548m alt. 39 minutes ago	32°C	Dry	Calm (0 kph at 91).
Wrightwood 13 km N 1828m alt. 1 hour ago	21°C	Dry	Calm (0 kph at 22).
Upland Cable Airport (California) 14 km S 440m alt. 1 hour ago	35°C	Clear	Light winds from the W (17 kph at 260).	16 km
La Verne wx 16 km SSW 335m alt. 2 hours ago	35°C	Dry	Wind obs. (6 kph from 267 degs) was rejected.
La Vern / rackett-Field Airport 19 km SSW 207m alt. 2 hours ago	37°C	Clear	Light winds from the WSW (19 kph at 250).	16 km
Ontario Airport 20 km S 715m alt. 2 hours ago	37°C	-	Light winds from the WSW (17 kph at 250).	16 km Low: few
Pomona wx 21 km S 255m alt. 1 hour ago	35°C	Dry	Calm (0 kph at 246).
Summit Terrace wx 25 km NE 1200m alt. 40 minutes ago	28°C	Dry	Calm (0 kph at 330).

* 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.