– Lat/Long: 34.23° N 117.62° W
Ontario Peak Weather Forecast
San Gabriel Mountains · United StatesIssued: 4 am Sat 17 Oct Local Time
Updates in:
Update imminent hr min s
Issued: 4 am Sat 17 Oct Local Time
Updates in:
Update imminent hr min s
3 Ontario Peak Elevations: 3 Forecast Elevations: Days 1–3 Weather SummaryMostly dry. Mild temperatures (max 9°C on Sat morning, min 4°C on Mon night). Wind will be generally light. | Days 4–6 Weather SummaryHeavy rain (total 27mm), heaviest during Wed night. Later becoming colder with a dusting of snow on Thu afternoon. Freeze-thaw conditions (max 5°C on Tue afternoon, min 0°C on Wed night). Winds decreasing (near gales from the S on Wed afternoon, light winds from the W by Thu night). | |||||||||||||||||
Saturday 17 | Sunday 18 | Monday 19 | Tuesday 20 | Wednesday 21 | Thursday 22 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | |  |  | | | | | | | |  |  | |  | | |
cloudy | some clouds | some clouds | some clouds | clear | clear | clear | clear | clear | clear | clear | clear | some clouds | mod. rain | rain shwrs | some clouds | snow shwrs | rain shwrs | |
Cloud base (m) | 6550 | 3300 | 2850 | 3000 | 3500 | 8750 | 3200 | 1900 | 2100 | 1500 | 2300 | 1500 | ||||||
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | 6 | 20 | — | — | 0.1 |
max °C | 9 | 7 | 7 | 7 | 7 | 8 | 7 | 7 | 6 | 4 | 5 | 4 | 2 | 3 | 2 | 0 | 0 | 3 |
min °C | 8 | 7 | 6 | 7 | 7 | 7 | 7 | 7 | 4 | 4 | 5 | 3 | 2 | 2 | 0 | 0 | 0 | 0 |
chill °C | 5 | 6 | 2 | 4 | 6 | 5 | 7 | 5 | -1 | -1 | 0 | -3 | -5 | -5 | -7 | -5 | -5 | -4 |
Freezing level m | 3850 | 3600 | 3700 | 3700 | 3600 | 3750 | 3750 | 3750 | 3500 | 3200 | 3250 | 3100 | 3000 | 3150 | 2850 | 2700 | 2650 | 3000 |
 | 6:56 | — | — | 6:56 | — | — | 6:58 | — | — | 6:58 | — | — | 7:00 | — | — | 7:01 | — | — |
 | — | 6:14 | — | — | 6:12 | — | — | 6:10 | — | — | 6:09 | — | — | 6:08 | — | — | 6:07 | — |
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Ontario Peak Weather (Days 0-3):
The weather forecast for Ontario Peak is: Mostly dry. Mild temperatures (max 9°C on Sat morning, min 4°C on Mon night). Wind will be generally light.
Ontario Peak Weather (Days 3-6):
Heavy rain (total 27mm), heaviest during Wed night. Later becoming colder with a dusting of snow on Thu afternoon. Freeze-thaw conditions (max 5°C on Tue afternoon, min 0°C on Wed night). Winds decreasing (near gales from the S on Wed afternoon, light winds from the W 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.
| Weather Station | Temp. | Weather | Wind | Gusts | Cloud / Visibility |
|---|---|---|---|---|---|
 | |||||
| |||||
 | |||||
Chino Airport | | ||||
Riverside Airport | | ||||
Corona Municipal Airport (California) | | ||||
San Bernardino Airport | | ||||
Mount Wilson Airport | | ||||
* 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.
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