– Lat/Long: 34.23° N 117.62° W

Ontario Peak Weather Forecast

San Gabriel Mountains · United States

Issued: 10 pm Mon 19 Oct Local Time

Updates in:

hr min s

Update imminent

Issued: 10 pm Mon 19 Oct Local Time

Updates in:

hr min s

Update imminent

3 Ontario Peak Elevations: 3 Forecast Elevations:

	Days 1–4 Weather Summary Moderate rain (total 18mm) heaviest on Wed night, then becoming colder with a dusting of snow on Wed night. Freeze-thaw conditions (max 7°C on Mon night, min 0°C on Thu afternoon). Winds increasing (light winds from the S on Mon night, near gales from the SSW by Wed night).										Days 5–7 Weather Summary Mostly dry. Mild temperatures (max 8°C on Sun morning, min 1°C on Thu night). Wind will be generally light.
		Tuesday 20			Wednesday 21			Thursday 22			Friday 23			Saturday 24
	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	clear	clear	rain shwrs	clear	clear	rain shwrs	snow shwrs	light snow	snow shwrs	rain shwrs	clear	clear	clear	clear	clear	clear
Cloud base (m)			2650			2600	750	1900	900	850	900
km/h	S	SSE	SSE	SSE	S	S	SSW	SSW	WSW	W	NNW	NNE	NNE	NE	NNE	NE
See all weather maps
cm	—	—	—	—	—	—	1	1	2	—	—	—	—	—	—	—
mm	—	—	0.2	—	—	0.1	18	—	—	0.1	—	—	—	—	—	—
max °C	7	6	6	6	5	4	3	1	1	3	4	4	5	5	6	7
min °C	6	6	6	5	5	4	1	1	0	1	3	3	4	4	6	6
chill °C	2	2	2	-1	0	-2	-6	-5	-6	-4	1	0	-1	-1	3	3

Freezing level m	3700	3500	3500	3550	3250	3300	3100	2750	2750	3000	3300	3300	3300	3400	3400	3600

	—	6:58	—	—	7:00	—	—	7:01	—	—	7:01	—	—	7:01	—	—
	—	—	6:09	—	—	6:08	—	—	6:07	—	—	6:07	—	—	6:05	—

Ontario Peak Weather (Days 0-3):

The weather forecast for Ontario Peak is: Moderate rain (total 18mm) heaviest on Wed night, then becoming colder with a dusting of snow on Wed night. Freeze-thaw conditions (max 7°C on Mon night, min 0°C on Thu afternoon). Winds increasing (light winds from the S on Mon night, near gales from the SSW by Wed night).

Ontario Peak Weather (Days 3-6):

Mostly dry. Mild temperatures (max 8°C on Sun morning, min 1°C on Thu night). Wind will be generally light.

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
Upland Cable Airport (California) 14 km S 440m alt. 1 hour ago	20°C	Clear	Light winds from the ENE (7 kph at 70).	16 km
Ontario Airport 20 km S 715m alt. 2 hours ago	22°C	Clear	Light winds from the N (6 kph at 350).	16 km
Chino Airport 27 km S 714m alt. 2 hours ago	19°C	Clear	Calm (0 kph at 0).	16 km
Riverside Airport 35 km SSE 661m alt. 2 hours ago	21°C	Clear	Calm (0 kph at 0).	16 km
Corona Municipal Airport (California) 36 km S 163m alt. 2 hours ago	17°C	Clear	Calm (0 kph at 0).	16 km
San Bernardino Airport 39 km ESE 407m alt. 59 minutes ago	20°C	Dry and partly cloudy.	Calm (0 kph at 0).	16 km Low: scattered
Mount Wilson Airport 41 km WSW 662m alt. 1 hour ago		-	Light winds from the S (6 kph at 180).	0.0 km
Anaheim 43 km S 203.6m alt. 1 hour ago	6°C	Dry	Calm (0 kph at 262).
Placentia wx 43 km S 70m alt. 1 hour ago	21°C	Dry	Calm (0 kph at 228).
Victorville Airport 45 km NNE 250m alt. 1 hour ago	17°C	Dry and partly cloudy.	Light winds from the SSE (11 kph at 150).	16 km Low: scattered Mid: broken

* 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.