ONTARIO, CA 91758 Weather Forecast & Current Conditions

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ONTARIO, CA
Current Weather

6:53 AM PDT MAR 29, 2025
Broken Clouds
52°F
Feels Like: 52°F
Dewpoint: 46°F
Rel. Hum.: 80%
Visibility: 10 miles
Wind: SW at 3 mph
Pressure: 29.95 inches
Last 72 hours

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ONTARIO, CA 91758
Weather Forecast

Snowfall Forecast pages
Snow Depth pages
TODAY
Partly cloudy. Highs 64 to 70. Areas of winds south 10 to 15 mph with gusts to 25 mph.
TONIGHT
Partly cloudy in the evening...becoming mostly cloudy. Lows 39 to 48. Areas of winds south 10 to 15 mph. Gusts to 25 mph in the evening.
SUNDAY
Partly cloudy. Patchy drizzle in the morning. Highs 64 to 68. Areas of winds west 10 to 15 mph. Gusts to 25 mph in the afternoon.
SUNDAY NIGHT
Mostly cloudy with a slight chance of showers. Lows 43 to 52. Areas of winds southwest 10 to 15 mph with gusts to 25 mph in the evening becoming light. Chance of measurable precipitation 20 percent.
MONDAY
Mostly cloudy with a slight chance of showers. Highs 63 to 68. Areas of winds south to 10 mph becoming southwest with gusts to 25 mph in the afternoon. Chance of measurable precipitation 20 percent.
MONDAY NIGHT
Mostly cloudy. Lows 42 to 50.
TUESDAY
Partly cloudy. Breezy. Highs 64 to 68.
TUESDAY NIGHT
Partly cloudy. Colder. Lows 36 to 45.
WEDNESDAY
Partly cloudy. Highs 63 to 67.
WEDNESDAY NIGHT
Partly cloudy. A slight chance of showers in the evening. Lows 36 to 46.
THURSDAY
Partly cloudy with a slight chance of showers. Highs 62 to 66.
THURSDAY NIGHT
Partly cloudy with a slight chance of showers. Lows 38 to 46.
FRIDAY
Partly cloudy with a slight chance of showers. Highs 65 to 69.

Visible Weather Satellite
ONTARIO, CA 91758
Infrared Weather Satellite
ONTARIO, CA 91758
NEXRAD Weather Radar
ONTARIO, CA 91758

ONTARIO, CA 3 hourly weather forecast

weather forecast created  4:00 PM PST  3/28/2025
Saturday
29 MAR 2025
ONTARIO, CA 91758 weather forecast Day 1, 0 hours 10 PM 56° 55° Mostly Cloudy 1%

0% Thunder
( 2% severe)
WSW   5 77% 49°
Low 51° ONTARIO, CA 91758 weather forecast Day 1, 3 hours 1 AM 54° 54° Mostly Cloudy WNW   3 83% 49°
High 68° ONTARIO, CA 91758 weather forecast Day 1, 6 hours 4 AM 52° 52° Mostly Cloudy 1%

0% Thunder
( 1% severe)
N   1 86% 48°

Mostly Cloudy



ONTARIO, CA 91758 weather forecast Day 1, 9 hours 7 AM 53° 53° Mostly Cloudy ESE   1 86% 49°
ONTARIO, CA 91758 weather forecast Day 1, 12 hours 10 AM 59° 59° Partly Cloudy 0%

0% Thunder
( 0% severe)
SW   5 62% 46°
ONTARIO, CA 91758 weather forecast Day 1, 15 hours 1 PM 66° 66° Partly Cloudy WSW   12 45% 44°
ONTARIO, CA 91758 weather forecast Day 1, 18 hours 4 PM 65° 65° Mostly Cloudy 1%

0% Thunder
( 0% severe)
WSW   15 50% 46°
ONTARIO, CA 91758 weather forecast Day 1, 21 hours 7 PM 59° 57° Mostly Cloudy WSW   10 60% 45°
Sunday
30 MAR 2025
ONTARIO, CA 91758 weather forecast Day 2, 0 hours 10 PM 55° 54° Partly Cloudy 2%

0% Thunder
( 2% severe)
WSW   6 74% 47°
Low 49° ONTARIO, CA 91758 weather forecast Day 2, 3 hours 1 AM 52° 52° Mostly Cloudy W   3 86% 48°
High 66° ONTARIO, CA 91758 weather forecast Day 2, 6 hours 4 AM 51° 51° Mostly Cloudy 0%

0% Thunder
( 0% severe)
W   2 86% 47°

Mostly Cloudy



ONTARIO, CA 91758 weather forecast Day 2, 9 hours 7 AM 52° 52° Mostly Cloudy SSW   1 83% 47°
ONTARIO, CA 91758 weather forecast Day 2, 12 hours 10 AM 58° 58° Partly Cloudy 0%

0% Thunder
( 0% severe)
SSW   5 64% 46°
ONTARIO, CA 91758 weather forecast Day 2, 15 hours 1 PM 64° 63° Partly Cloudy SW   12 52% 46°
ONTARIO, CA 91758 weather forecast Day 2, 18 hours 4 PM 63° 61° Partly Cloudy 4%

0% Thunder
( 1% severe)
WSW   14 58% 48°
ONTARIO, CA 91758 weather forecast Day 2, 21 hours 7 PM 58° 56° Mostly Cloudy SW   12 72% 49°

ONTARIO, CA extended weather forecast

BAD DAY
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Low 53° Low 52° Low 55° Low 52° Low 55°
High 66° High 69° High 71° High 68° High 64°
ONTARIO, CA 91758 weather forecast Day 3 ONTARIO, CA 91758 weather forecast Day 4 ONTARIO, CA 91758 weather forecast Day 5 ONTARIO, CA 91758 weather forecast Day 6 ONTARIO, CA 91758 weather forecast Day 7
Mostly Cloudy
11% Rain
Overcast
38% Rain
Mostly Cloudy
17% Rain
Mostly Cloudy
17% Rain
Overcast
69% Rain
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