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California, Ontario Weather
Today WinterCast Local {stormName} Tracker Hourly Daily Radar MinuteCast® Monthly Air Quality Health & Activities

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Winter Center

Today Hourly

Daily

Radar MinuteCast® Monthly Air Quality Health & Activities

September 3 - October 17

Wed 9/3

80° /59°
17%
Clear to partly cloudy

RealFeel®57°

Cloud Cover26%

WindSSE 8 mph

Wind Gusts21 mph

Thu 9/4

71° /42°
90%
Becoming cloudy, breezy and not as warm with periods of rain in the afternoon

RealFeel®72°

RealFeel Shade™67°

Max UV Index4.0 (Moderate)

WindSSW 14 mph

Fri 9/5

70° /49°
84%
Partly sunny with a couple of showers; breezy in the afternoon; the rain is much needed due to recent dry conditions

RealFeel®66°

RealFeel Shade™64°

Max UV Index5.0 (Moderate)

WindS 13 mph

Sat 9/6

67° /46°
80%
Variably cloudy with a brief shower or two

RealFeel®65°

RealFeel Shade™64°

Max UV Index3.0 (Moderate)

WindWSW 8 mph

Sun 9/7

64° /43°
4%
Sunshine and some clouds

RealFeel®62°

RealFeel Shade™60°

Max UV Index5.0 (Moderate)

WindW 9 mph

Mon 9/8

61° /42°
4%
Times of clouds and sun

RealFeel®64°

RealFeel Shade™58°

Max UV Index4.0 (Moderate)

WindW 6 mph

Tue 9/9

67° /45°
9%
Times of clouds and sun

RealFeel®69°

RealFeel Shade™65°

Max UV Index5.0 (Moderate)

WindNW 5 mph

Wed 9/10

70° /48°
4%
Sunny to partly cloudy

RealFeel®74°

RealFeel Shade™69°

Max UV Index5.0 (Moderate)

WindNW 1 mph

Thu 9/11

67° /45°
4%
Plenty of sunshine

RealFeel®73°

RealFeel Shade™65°

Max UV Index5.0 (Moderate)

WindNNW 2 mph

Fri 9/12

69° /46°
8%
Mostly sunny

RealFeel®72°

RealFeel Shade™67°

Max UV Index5.0 (Moderate)

WindWNW 4 mph

Sat 9/13

70° /49°
1%
Times of sun and clouds

RealFeel®73°

RealFeel Shade™68°

Max UV Index5.0 (Moderate)

WindSSE 5 mph

Sun 9/14

69° /51°
13%
Rather cloudy

RealFeel®72°

RealFeel Shade™67°

Max UV Index2.0 (Low)

WindE 4 mph

Mon 9/15

70° /50°
2%
Sunny

RealFeel®72°

RealFeel Shade™67°

Max UV Index5.0 (Moderate)

WindENE 6 mph

Tue 9/16

69° /48°
25%
Clouds to start, then sunshine returns

RealFeel®73°

RealFeel Shade™69°

Max UV Index4.0 (Moderate)

WindESE 5 mph

Wed 9/17

72° /52°
20%
Some sunshine

RealFeel®74°

RealFeel Shade™70°

Max UV Index5.0 (Moderate)

WindSSE 4 mph

Thu 9/18

71° /51°
20%
Mostly sunny

RealFeel®71°

RealFeel Shade™68°

Max UV Index4.0 (Moderate)

WindSSW 7 mph

Fri 9/19

72° /52°
25%
Times of clouds and sun

RealFeel®73°

RealFeel Shade™69°

Max UV Index4.0 (Moderate)

WindNNW 6 mph

Sat 9/20

67° /51°
63%
Rain

RealFeel®65°

RealFeel Shade™65°

Max UV Index1.0 (Low)

WindESE 6 mph

Sun 9/21

70° /47°
55%
Cloudy with a touch of rain

RealFeel®67°

RealFeel Shade™67°

Max UV Index1.0 (Low)

WindNW 8 mph

Mon 9/22

60° /44°
20%
Mostly sunny and cooler

RealFeel®61°

RealFeel Shade™56°

Max UV Index4.0 (Moderate)

WindWNW 8 mph

Tue 9/23

59° /41°
20%
Partly sunny

RealFeel®67°

RealFeel Shade™61°

Max UV Index4.0 (Moderate)

WindSSW 1 mph

Wed 9/24

61° /44°
20%
Partial sunshine

RealFeel®65°

RealFeel Shade™62°

Max UV Index4.0 (Moderate)

WindSW 2 mph

Thu 9/25

65° /48°
10%
Sunny

RealFeel®67°

RealFeel Shade™63°

Max UV Index4.0 (Moderate)

WindSSW 6 mph

Fri 9/26

68° /48°
20%
Mostly sunny

RealFeel®73°

RealFeel Shade™66°

Max UV Index4.0 (Moderate)

WindS 5 mph

Sat 9/27

68° /49°
20%
Clouds giving way to a brightening sky

RealFeel®73°

RealFeel Shade™66°

Max UV Index4.0 (Moderate)

WindWSW 4 mph

Sun 9/28

67° /48°
20%
Plenty of sunshine

RealFeel®70°

RealFeel Shade™64°

Max UV Index4.0 (Moderate)

WindS 6 mph

Mon 9/29

68° /44°
56%
Cloudy; a couple of showers in the morning followed by a little rain in the afternoon

RealFeel®65°

RealFeel Shade™65°

Max UV Index1.0 (Low)

WindW 12 mph

Tue 9/30

59° /40°
20%
Times of clouds and sun

RealFeel®59°

RealFeel Shade™56°

Max UV Index3.0 (Moderate)

WindNW 8 mph

Wed 10/1

55° /37°
20%
Mostly sunny

RealFeel®62°

RealFeel Shade™57°

Max UV Index4.0 (Moderate)

WindNW 2 mph

Thu 10/2

57° /44°
25%
Partly sunny

RealFeel®63°

RealFeel Shade™59°

Max UV Index2.0 (Low)

WindS 2 mph

Fri 10/3

65° /46°
25%
Cloudy

RealFeel®67°

RealFeel Shade™67°

Max UV Index1.0 (Low)

WindENE 4 mph

Sat 10/4

64° /45°
20%
Partial sunshine

RealFeel®69°

RealFeel Shade™65°

Max UV Index3.0 (Moderate)

WindNW 1 mph

Sun 10/5

65° /45°
25%
Mostly cloudy

RealFeel®63°

RealFeel Shade™63°

Max UV Index1.0 (Low)

WindE 7 mph

Mon 10/6

62° /44°
62%
Rain

RealFeel®58°

RealFeel Shade™58°

Max UV Index1.0 (Low)

WindE 13 mph

Tue 10/7

57° /45°
56%
Considerable cloudiness; a couple of showers in the morning followed by a little rain in the afternoon

RealFeel®52°

RealFeel Shade™52°

Max UV Index1.0 (Low)

WindNE 10 mph

Wed 10/8

59° /45°
25%
Cloudy

RealFeel®57°

RealFeel Shade™57°

Max UV Index1.0 (Low)

WindNNW 6 mph

Thu 10/9

58° /44°
55%
Cloudy with a bit of rain

RealFeel®54°

RealFeel Shade™54°

Max UV Index1.0 (Low)

WindNNW 8 mph

Fri 10/10

56° /44°
25%
Cloudy

RealFeel®53°

RealFeel Shade™53°

Max UV Index1.0 (Low)

WindNNW 8 mph

Sat 10/11

59° /43°
25%
Remaining cloudy

RealFeel®59°

RealFeel Shade™59°

Max UV Index1.0 (Low)

WindNW 5 mph

Sun 10/12

60° /43°
25%
Sun followed by increasing clouds

RealFeel®62°

RealFeel Shade™62°

Max UV Index2.0 (Low)

WindSW 2 mph

Mon 10/13

61° /42°
25%
Cloudy

RealFeel®61°

RealFeel Shade™61°

Max UV Index1.0 (Low)

WindE 5 mph

Tue 10/14

60° /43°
55%
Cloudy; areas of drizzle in the morning followed by a little rain in the afternoon

RealFeel®57°

RealFeel Shade™57°

Max UV Index1.0 (Low)

WindENE 7 mph

Wed 10/15

56° /42°
59%
Cloudy; a shower in spots in the morning followed by a little rain in the afternoon

RealFeel®57°

RealFeel Shade™57°

Max UV Index1.0 (Low)

WindNW 4 mph

Thu 10/16

55° /42°
25%
Still cloudy

RealFeel®49°

RealFeel Shade™49°

Max UV Index1.0 (Low)

WindNW 12 mph

Fri 10/17

59° /41°
0%
Sunny much of the time

RealFeel®59°

RealFeel Shade™57°

Max UV Index3.0 (Moderate)

WindNW 8 mph

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Company
Proven Superior Accuracy™ About AccuWeather Digital Advertising Careers Press Contact Us
Products & Services
For Business For Partners For Advertising AccuWeather APIs AccuWeather Connect RealFeel® and RealFeel Shade™ Personal Weather Stations
Apps & Downloads
iPhone App Android App See all Apps & Downloads
Subscription Services
AccuWeather Premium AccuWeather Professional
More
AccuWeather Ready Business Health Hurricane Leisure and Recreation Severe Weather Space and Astronomy Sports Travel Weather News Winter Center
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