Ontario, CA Weather Forecast and Current Conditions

Current Conditions From Nearby Local Station

Mostly Sunny 78°F
Feels Like 78°F  
Humidity 26% Dew Point 40°F Wind WSW 2 MPH Gusts 5 Barometer 30 in.
Solar Rad 423 w/m2
Report from a MADIS/MESONET weather station 1.9 mi. ESE of central Ontario
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Point Forecast at a Glance

TueNov 25
Tue Nov 25: Sunny, High 77F, Low 52F
77
52
WedNov 26
Wed Nov 26: Sunny, High 79F, Low 54F
79
54
ThuNov 27
Thu Nov 27: Partly Sunny, High 77F, Low 51F
77
51
FriNov 28
Fri Nov 28: Sunny, High 71F, Low 48F
71
48
SatNov 29
Sat Nov 29: Mostly Sunny, High 68F, Low 48F
68
48
SunNov 30
Sun Nov 30: Showers, High 64F, Low 47F
50%
64
47
MonDec 1
Mon Dec 1: Sunny, High 67F
67
 

7-Day Temperature Trend

Week Ahead Summary

Variable high temperatures through the week, ranging from 64°F to 79°F. Some rain possible with at least 2 days showing precipitation chances of 20% or higher.

Climate Context

This week's forecast shows temperatures running 5°F above the historical average for November-December. Normal highs for this period are around 67°F with lows around 43°F.

This Date in Weather History

1950 - A great storm hit the Northern and Central Appalachians with snow and high winds. Winds reached hurricane force along eastern slopes of the Appalachians, with gusts to 100 mph at Hartford CT, 110 mph at Concord NH, and 160 mph at Mount Washington NH. Heavy rain also hit the eastern slopes, with eight inches reported at Slide Mountain NY. The western slopes were buried under heavy snow. The storm produced record snowfall totals of 27.7 inches at Pittsburgh PA, and 36.3 inches at Steubenville OH. The snow, and record cold temperatures, resulted in 160 deaths.

More on this and other weather history

Ontario, CA 7 Day Weather Forecast Details

Tuesday Nov 25

Sunny

Day: Sunny, with a high near 77. Calm wind.

Clear

Night: Clear, with a low around 52. West wind around 5 mph becoming calm in the evening.

Wednesday Nov 26

Sunny

Day: Sunny, with a high near 79. West wind around 5 mph becoming calm in the afternoon.

Partly Cloudy

Night: Partly cloudy, with a low around 54. Northwest wind around 5 mph becoming calm.

Thursday Nov 27

Partly Sunny

Day: Partly sunny, with a high near 77. Calm wind becoming west around 5 mph in the afternoon.

Partly Cloudy

Night: Partly cloudy, with a low around 51.

Friday Nov 28

Sunny

Day: Sunny, with a high near 71.

Mostly Clear

Night: Mostly clear, with a low around 48.

Saturday Nov 29

Mostly Sunny

Day: Mostly sunny, with a high near 68.

Showers

Night: A slight chance of showers after 4am. Partly cloudy, with a low around 48.

Sunday Nov 30

Showers

Day: A chance of showers. Mostly sunny, with a high near 64.

Showers

Night: A slight chance of showers. Mostly clear, with a low around 47.

Monday Dec 1

Sunny

Day: Sunny, with a high near 67.


About Ontario, CA

Ontario is a city in southwestern San Bernardino County, California, United States, 35 miles (56 km) east of downtown Los Angeles and 23 miles (37 km) west of downtown San Bernardino, the county seat. Located in the western part of the Inland Empire metropolitan area, it lies just east of Los Angeles County and is part of the Greater Los Angeles Area. As of the 2020 census, the city had a population of 175,265. The city is home to Ontario International Airport, which is the 9th-busiest airport in the United States by cargo carried, as of 2021. Ontario handles the mass of freight traffic between the ports of Los Angeles and Long Beach and the rest of the country. It takes its name from the Ontario Model Colony development established in 1882 by the Canadian engineer George Chaffey and his brothers William Chaffey and Charles Chaffey. They named the settlement after their home province of Ontario.

Content from Wikipedia, licensed under CC BY-SA 3.0.

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