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Heat wave to intensify as all-time March records fall across the West. See how hot it will get. Chevron right

Ontario, OR

61°F
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Ontario, OR Weather
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Winter Center

Today

 Hourly Daily Radar MinuteCast® Monthly Air Quality Health & Activities

Tonight's Weather

Thu, Mar 19

Mainly clear Lo: 47°

Tomorrow: Warm with the temperature approaching the record high of 78 set in 1997 with periods of clouds and sunshine Hi: 77°

Current Weather

10:09 PM

61°F
RealFeel® 63°
Clear More Details
Wind 0 mph
Wind Gusts 0 mph
Air Quality Fair

Looking Ahead

Near record-breaking high temperatures tomorrow

Ontario Weather Radar

Ontario Weather Radar
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Clouds
Temperature

Hourly Weather

11 PM 58°
rain drop 0%
12 AM 57°
rain drop 0%
1 AM 54°
rain drop 0%
2 AM 52°
rain drop 0%
3 AM 51°
rain drop 0%
4 AM 49°
rain drop 0%
5 AM 49°
rain drop 0%
6 AM 47°
rain drop 0%
7 AM 48°
rain drop 0%
8 AM 47°
rain drop 0%
9 AM 49°
rain drop 0%
10 AM 53°
rain drop 0%

10-Day Weather Forecast

Tonight

3/19

47° Lo

Mainly clear

0%

Fri

3/20

77° 49°

Partly sunny

Night: Partly cloudy
0%

Sat

3/21

64° 37°

Cooler; breezy in the p.m.

Clear to partly cloudy
7%

Sun

3/22

61° 34°

Plenty of sun

Partly cloudy
0%

Mon

3/23

62° 41°

Mostly cloudy

Clouds breaking
7%

Tue

3/24

69° 46°

Times of clouds and sun

Partly cloudy
25%

Wed

3/25

58° 30°

Partly sunny; breezy, cooler

Clear and colder
11%

Thu

3/26

54° 35°

Plenty of sunshine

Clear
0%

Fri

3/27

62° 41°

Mostly sunny

Partly cloudy
0%

Sat

3/28

69° 44°

Partial sunshine

Clear
0%

Sun & Moon

12 hrs 06 mins
Rise 7:53 AM
Set 7:59 PM
Waxing Crescent
Rise 8:00 AM
Set 9:14 PM

Air Quality

See More
Air Quality Fair

The air quality is generally acceptable for most individuals. However, sensitive groups may experience minor to moderate symptoms from long-term exposure.

Allergy Outlook

See All
Tree Pollen Low Data is not supported in this location Ragweed Pollen Low Data is not supported in this location Mold Low Data is not supported in this location Grass Pollen Low Data is not supported in this location Dust & Dander High Data is not supported in this location

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