– Lat/Long: 34.23° N 117.62° W

Ontario Peak
Weather Forecast, United States
Issued: 10 pm Sun 16 Aug Local Time
Updates in:
hr min s
Update imminent

Issued: 10 pm Sun 16 Aug Local Time

Updates in:

hr min s

Update imminent

3 Ontario Peak Elevations: 3 Forecast Elevations:

	Days 1–4 Weather Summary Mostly dry. Warm (max 25°C on Wed afternoon, min 19°C on Sun night). Wind will be generally light.										Days 5–7 Weather Summary Mostly dry. Warm (max 24°C on Wed night, min 20°C on Fri night). Wind will be generally light.
		Monday 17			Tuesday 18			Wednesday 19			Thursday 20			Friday 21
	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	clear	clear	clear	some clouds	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	some clouds	some clouds
Cloud base (m)			9850			9400	9300								7000	6200
km/h	SSW	S	SSW	SSW	SSW	SSW	S	S	SSW	SSW	S	SSW	SW	SSW	SW	SW
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	21	21	22	21	22	23	23	23	25	24	23	24	22	23	23	21
min °C	19	20	22	21	21	23	22	22	25	22	23	24	22	22	23	20
chill °C	19	20	22	21	21	23	22	22	25	22	23	24	22	22	23	20

Freezing level m	5050	5100	5200	5250	5250	5350	5400	5300	5450	5300	5250	5300	5300	5150	5300	5150

	—	6:11	—	—	6:13	—	—	6:13	—	—	6:15	—	—	6:15	—	—
	—	—	7:35	—	—	7:34	—	—	7:32	—	—	7:31	—	—	7:30	—

Ontario Peak Weather (Days 0-3):

The weather forecast for Ontario Peak is: Mostly dry. Warm (max 25°C on Wed afternoon, min 19°C on Sun night). Wind will be generally light.

Ontario Peak Weather (Days 3-6):

Mostly dry. Warm (max 24°C on Wed night, min 20°C on Fri night). Wind will be generally light.

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
Upland Cable Airport (California) 14 km S 440m alt. 1 hour ago	20° C	Clear	Light winds from the W (7 kph at 270).	16 km
Ontario Airport 20 km S 715m alt. 2 hours ago	21° C	Clear	Light winds from the W (11 kph at 260).	16 km
Chino Airport 27 km S 218m alt. 2 hours ago	21° C	Clear	Light winds from the W (13 kph at 280).	16 km
AJX - CSS 28 km E 519m alt. 50 minutes ago	20° C	-	Light winds from the SSE (7 kph at 149).
Riverside Airport 35 km SSE 661m alt. 2 hours ago	22° C	Clear	Light winds from the WNW (6 kph at 290).	16 km
Corona Municipal Airport (California) 36 km S 163m alt. 2 hours ago	21° C	Clear	Light winds from the WNW (9 kph at 290).	16 km
San Bernardino Airport 39 km ESE 407m alt. 1 hour ago	22° C	Clear	Calm (0 kph at 0).	16 km
Mount Wilson Airport 41 km WSW 1311m alt. 2 hours ago		-	Wind obs. (7 kph from 210 degs) was rejected.	0.0 km
Placentia wx 43 km S 70m alt. 49 minutes ago	27° C	Dry	Calm (0 kph at 0).
Whittier wx 46 km SSW 125m alt. 1 hour ago	26° C	Dry	Light winds from the SSW (11 kph at 211).

* 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.