ONTARIO, CA 91764 Weather Forecast & Current Conditions

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ONTARIO, CA
Current Weather

10:53 PM PDT AUG 5, 2025
Clear
75°F
Feels Like: 75°F
Dewpoint: 59°F
Rel. Hum.: 58%
Visibility: 8 miles
Wind: SW at 5 mph
Pressure: 30.01 inches
Last 72 hours

Local Area Snow Depth

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ONTARIO, CA 91764
Weather Forecast

Snowfall Forecast pages
Snow Depth pages
TONIGHT
Mostly clear. Hazy. Lows 62 to 67. Areas of winds west to 10 mph this evening becoming light.
WEDNESDAY
Sunny, hazy. Highs 96 to 103. Light winds becoming west 10 to 15 mph with gusts to 25 mph in the afternoon.
WEDNESDAY NIGHT
Mostly clear. Hazy. Lows 64 to 69. Areas of winds west 10 to 15 mph with gusts to 25 mph in the evening becoming light.
THURSDAY
Mostly sunny. Highs 98 to 105. Light winds becoming west 10 to 15 mph in the afternoon.
THURSDAY NIGHT
Mostly clear. Lows 66 to 70. Areas of winds west to 10 mph in the evening becoming light.
FRIDAY
Mostly sunny. Highs 96 to 103.
FRIDAY NIGHT
Mostly clear. Lows 63 to 67.
SATURDAY
Mostly sunny. Highs 95 to 102.
SATURDAY NIGHT
Mostly clear. Lows 62 to 66.
SUNDAY
Partly cloudy with patchy fog in the morning...becoming mostly sunny. Local visibility one quarter mile or less at times in the morning. Highs 92 to 100.
SUNDAY NIGHT
Mostly clear. Lows 62 to 66.
MONDAY
Mostly sunny. Highs 92 to 99.
MONDAY NIGHT
Mostly clear. Lows 61 to 66.

Visible Weather Satellite
ONTARIO, CA 91764
Infrared Weather Satellite
ONTARIO, CA 91764
NEXRAD Weather Radar
ONTARIO, CA 91764

ONTARIO, CA 3 hourly weather forecast

weather forecast created  5:00 PM PDT  8/ 5/2025
Wednesday
6 AUG 2025
ONTARIO, CA 91764 weather forecast Day 1, 0 hours 11 PM 74° 74° Partly Cloudy 0%

0% Thunder
( 0% severe)
WSW   5 55% 57°
Low 67° ONTARIO, CA 91764 weather forecast Day 1, 3 hours 2 AM 70° 70° Partly Cloudy E   2 63% 57°
High 99° ONTARIO, CA 91764 weather forecast Day 1, 6 hours 5 AM 68° 68° Partly Cloudy 0%

0% Thunder
( 0% severe)
NE   2 65% 56°

Partly Cloudy



ONTARIO, CA 91764 weather forecast Day 1, 9 hours 8 AM 73° 73° Partly Cloudy ENE   1 55% 56°
ONTARIO, CA 91764 weather forecast Day 1, 12 hours 11 AM 85° 83° Partly Cloudy 0%

0% Thunder
( 0% severe)
SW   3 33% 53°
ONTARIO, CA 91764 weather forecast Day 1, 15 hours 2 PM 96° 92° Clear WSW   8 19% 47°
ONTARIO, CA 91764 weather forecast Day 1, 18 hours 5 PM 96° 93° Clear 0%

0% Thunder
( 0% severe)
WSW   12 20% 49°
ONTARIO, CA 91764 weather forecast Day 1, 21 hours 8 PM 85° 83° Clear WSW   8 31% 51°
Thursday
7 AUG 2025
ONTARIO, CA 91764 weather forecast Day 2, 0 hours 11 PM 77° 78° Clear 0%

0% Thunder
( 0% severe)
WSW   5 42% 52°
Low 69° ONTARIO, CA 91764 weather forecast Day 2, 3 hours 2 AM 73° 73° Partly Cloudy NNE   3 48% 52°
High 101° ONTARIO, CA 91764 weather forecast Day 2, 6 hours 5 AM 70° 70° Partly Cloudy 0%

0% Thunder
( 0% severe)
NE   2 53% 52°

Partly Cloudy



ONTARIO, CA 91764 weather forecast Day 2, 9 hours 8 AM 75° 75° Partly Cloudy   CALM 45% 52°
ONTARIO, CA 91764 weather forecast Day 2, 12 hours 11 AM 88° 85° Clear 0%

0% Thunder
( 0% severe)
SW   3 26% 49°
ONTARIO, CA 91764 weather forecast Day 2, 15 hours 2 PM 99° 95° Clear WSW   8 16% 45°
ONTARIO, CA 91764 weather forecast Day 2, 18 hours 5 PM 98° 94° Clear 0%

0% Thunder
( 0% severe)
WSW   12 17% 46°
ONTARIO, CA 91764 weather forecast Day 2, 21 hours 8 PM 87° 84° Clear WSW   8 28% 50°

ONTARIO, CA extended weather forecast

Friday
8 AUG 2025
Saturday
9 AUG 2025
Sunday
10 AUG 2025
Monday
11 AUG 2025
Tuesday
12 AUG 2025
Low 70° Low 69° Low 68° Low 68° Low 68°
High 104° High 98° High 98° High 98° High 98°
ONTARIO, CA 91764 weather forecast Day 3 ONTARIO, CA 91764 weather forecast Day 4 ONTARIO, CA 91764 weather forecast Day 5 ONTARIO, CA 91764 weather forecast Day 6 ONTARIO, CA 91764 weather forecast Day 7
Clear
1% Rain
Partly Cloudy
1% Rain
Clear
1% Rain
Clear
1% Rain
Clear
1% Rain
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