– Lat/Long: 34.23° N 117.62° W

Ontario Peak Weather Forecast

San Gabriel Mountains · United States

Issued: 10 pm Thu 08 Oct Local Time

Updates in:

hr min s

Update imminent

Issued: 10 pm Thu 08 Oct Local Time

Updates in:

hr min s

Update imminent

3 Ontario Peak Elevations: 3 Forecast Elevations:

	Days 1–4 Weather Summary Heavy rain (total 28mm), heaviest during Sun morning. Very mild (max 19°C on Thu night, min 5°C on Sun afternoon). Winds increasing (calm on Thu night, strong winds from the SSW by Sun morning).										Days 5–7 Weather Summary Moderate rain (total 11mm), heaviest on Mon morning. Very mild (max 11°C on Wed afternoon, min 2°C on Mon night). Winds decreasing (fresh winds from the SSW on Sun night, calm by Wed morning).
		Friday 9			Saturday 10			Sunday 11			Monday 12			Tuesday 13
	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	clear	clear	clear	some clouds	some clouds	light rain	light rain	heavy rain	rain shwrs	rain shwrs	rain shwrs	rain shwrs	rain shwrs	rain shwrs	light rain	rain shwrs
Cloud base (m)					2800	2750	2150	800	750	700	850	1600	2300	1600	1650	900
km/h	SSW	SSW	SSW	SW	SSW	SSW	E	SSW	SSW	S	S	S	SSW	WSW	WNW	NNW
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	0.4	3	20	6	4	3	2	0.5	0.7	0.8	0.2
max °C	19	18	18	16	14	13	12	9	5	5	3	3	3	3	4	6
min °C	18	17	17	14	13	12	9	7	5	3	3	3	2	2	3	4
chill °C	18	17	16	13	11	10	7	2	-1	-2	-2	-2	-1	0	0	1

Freezing level m	4650	4500	4500	4250	4100	3850	3900	3550	3100	2650	2500	2400	2300	2400	2600	3450

	—	6:50	—	—	6:50	—	—	6:52	—	—	6:52	—	—	6:52	—	—
	—	—	6:23	—	—	6:22	—	—	6:21	—	—	6:20	—	—	6:19	—

Ontario Peak Weather (Days 0-3):

The weather forecast for Ontario Peak is: Heavy rain (total 28mm), heaviest during Sun morning. Very mild (max 19°C on Thu night, min 5°C on Sun afternoon). Winds increasing (calm on Thu night, strong winds from the SSW by Sun morning).

Ontario Peak Weather (Days 3-6):

Moderate rain (total 11mm), heaviest on Mon morning. Very mild (max 11°C on Wed afternoon, min 2°C on Mon night). Winds decreasing (fresh winds from the SSW on Sun night, calm by Wed morning).

This table gives the weather forecast for Ontario Peak at the specific elevation of 2000 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. 2 hours ago	19°C	-	Calm (2 kph at 0).
Alta Loma 9 km S 563m alt. 37 minutes ago	22°C	Dry	Calm (2 kph at 341).
Alta Loma 10 km S 548m alt. 1 hour ago	22°C	Dry	Calm (0 kph at 165).
Wrightwood 13 km N 1828m alt. 1 hour ago	16°C	Dry	Calm (0 kph at 176).
Upland Cable Airport (California) 14 km S 440m alt. 1 hour ago	24°C	-	Light winds from the NE (7 kph at 40).	16 km
La Verne wx 16 km SSW 335m alt. 1 hour ago	22°C	Dry	Calm (0 kph at 0).
Ontario Airport 20 km S 715m alt. 2 hours ago	24°C	Dry and partly cloudy.	Calm (0 kph at 0).	16 km Low: scattered
Pomona wx 21 km S 255m alt. 1 hour ago	21°C	Dry	Calm (2 kph at 198).
Summit Terrace wx 25 km NE 1200m alt. 1 hour ago	21°C	Dry	Wind obs. (14 kph from 243 degs) was rejected.
Chino Airport 27 km S 218m alt. 2 hours ago	22°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.