DIAMOND BAR, CA 91765 Weather Forecast & Current Conditions

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CHINO, CA
Current Weather

10:53 AM PDT MAY 13, 2026
Broken Clouds
68°F
Feels Like: 68°F
Dewpoint: 54°F
Rel. Hum.: 61%
Visibility: 10 miles
Wind: Variable at 3 mph
Pressure: 30.12 inches
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DIAMOND BAR, CA 91765
Weather Forecast

Snowfall Forecast pages
Snow Depth pages
TODAY
Cloudy this morning, becoming partly cloudy. Highs in the mid 70s.
TONIGHT
Mostly clear in the evening, becoming partly cloudy. Lows in the lower 50s.
THURSDAY
Areas of low clouds and fog. Highs around 80.
THURSDAY NIGHT
Mostly clear. Lows in the mid 50s.
FRIDAY
Areas of low clouds and fog. Highs around 80.
FRIDAY NIGHT
Mostly clear. Lows in the mid 50s.
SATURDAY
Mostly cloudy in the morning, then sunny. Highs around 80.
SATURDAY NIGHT
Mostly clear. Lows in the mid 50s.
SUNDAY
Partly cloudy in the morning, then sunny. Highs in the upper 70s.
SUNDAY NIGHT
Mostly clear. Lows in the mid 50s.
MONDAY
Sunny. Highs in the lower 80s.
MONDAY NIGHT
Clear. Lows in the mid 50s.
TUESDAY
Partly cloudy in the morning, then sunny. Hot with highs in the mid 80s.

Visible Weather Satellite
DIAMOND BAR, CA 91765
Infrared Weather Satellite
DIAMOND BAR, CA 91765
NEXRAD Weather Radar
DIAMOND BAR, CA 91765

CHINO, CA 3 hourly weather forecast

weather forecast created  6:00 AM MDT  5/13/2026
Wednesday
13 MAY 2026
DIAMOND BAR, CA 91765 weather forecast Day 1, 12 hours 11 AM 67° 67° Partly Cloudy 0%

0% Thunder
( 0% severe)
WSW   5 68% 56°
High 76° DIAMOND BAR, CA 91765 weather forecast Day 1, 15 hours 2 PM 75° 75° Clear WSW   10 48% 54°
Clear



DIAMOND BAR, CA 91765 weather forecast Day 1, 18 hours 5 PM 73° 73° Clear 0%

0% Thunder
( 0% severe)
WSW   14 51% 54°
DIAMOND BAR, CA 91765 weather forecast Day 1, 21 hours 8 PM 65° 65° Clear WSW   12 70% 55°
Thursday
14 MAY 2026
DIAMOND BAR, CA 91765 weather forecast Day 2, 0 hours 11 PM 60° 61° Clear 0%

0% Thunder
( 0% severe)
W   3 84% 55°
Low 51° DIAMOND BAR, CA 91765 weather forecast Day 2, 3 hours 2 AM 56° 56° Partly Cloudy   CALM 96% 55°
High 80° DIAMOND BAR, CA 91765 weather forecast Day 2, 6 hours 5 AM 55° 55° Mostly Cloudy 0%

0% Thunder
( 0% severe)
  CALM 100% 55°

Decreasing Clouds



DIAMOND BAR, CA 91765 weather forecast Day 2, 9 hours 8 AM 58° 59° Mostly Cloudy   CALM 96% 57°
DIAMOND BAR, CA 91765 weather forecast Day 2, 12 hours 11 AM 68° 68° Clear 0%

0% Thunder
( 0% severe)
WSW   5 65% 56°
DIAMOND BAR, CA 91765 weather forecast Day 2, 15 hours 2 PM 76° 78° Clear WSW   10 50% 56°
DIAMOND BAR, CA 91765 weather forecast Day 2, 18 hours 5 PM 75° 75° Clear 0%

0% Thunder
( 0% severe)
WSW   13 52% 56°
DIAMOND BAR, CA 91765 weather forecast Day 2, 21 hours 8 PM 67° 67° Clear WSW   9 70% 57°
Friday
15 MAY 2026
DIAMOND BAR, CA 91765 weather forecast Day 3, 0 hours 11 PM 61° 62° Clear 0%

0% Thunder
( 0% severe)
  CALM 84% 56°
Low 52° DIAMOND BAR, CA 91765 weather forecast Day 3, 3 hours 2 AM 57° 58° Clear   CALM 96% 56°
High 79° DIAMOND BAR, CA 91765 weather forecast Day 3, 6 hours 5 AM 56° 56° Partly Cloudy 0%

0% Thunder
( 0% severe)
  CALM 100% 56°

Partly Cloudy



DIAMOND BAR, CA 91765 weather forecast Day 3, 9 hours 8 AM 59° 60° Partly Cloudy   CALM 100% 59°
DIAMOND BAR, CA 91765 weather forecast Day 3, 15 hours 11 AM 68° 68° Partly Cloudy 0%

0% Thunder
( 0% severe)
SW   5 73% 59°
DIAMOND BAR, CA 91765 weather forecast Day 3, 18 hours 2 PM 76° 78° Clear WSW   10 56% 59°
DIAMOND BAR, CA 91765 weather forecast Day 3, 21 hours 5 PM 75° 75° Clear     WSW   13 58% 59°

CHINO, CA extended weather forecast

Saturday
16 MAY 2026
Sunday
17 MAY 2026
Monday
18 MAY 2026
Tuesday
19 MAY 2026
Wednesday
20 MAY 2026
Low 55° Low 56° Low 57° Low 54° Low 55°
High 79° High 75° High 83° High 86° High 83°
DIAMOND BAR, CA 91765 weather forecast Day 4 DIAMOND BAR, CA 91765 weather forecast Day 5 DIAMOND BAR, CA 91765 weather forecast Day 6 DIAMOND BAR, CA 91765 weather forecast Day 7 <!--SEARCHED_TOWN_NAME--> weather forecast Day 8
Partly Cloudy
3% Rain
Partly Cloudy
8% Rain
Clear
6% Rain
Clear
2% Rain
Clear
5% Rain
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