Log of Detected Earthquakes 
Citizen Weather Observer Program (CWOP)
National Weather Service
Weather Underground
Current Chino Hills, Ca Weather:
21-Sep-2026 2:31pm @
Temperature
Wind
Rain
Summary
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80.4°F
24hr Difference -3.8°F 
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ESE
3.5 Gust: 2.0 |
| 10 min avg | |
| Gust Today: 10.4 mph 1:33pm | |
| Gust Month: 22.0 mph Sep 8 | |
| Rain Today: | 0.00 in |
| Rain Rate (/hr): | 0.000 in |
| Rain Yesterday: | 0.00 in |
| This Month: | 0.66 in |
| Season Total: | 16.91 in |
| 1 rain day in Sep. | |
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Humidity & Barometer
Almanac
Moon
| Humidity: |
52 %
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| Dew Point: |
61.2°F
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| Barometer: |
29.90 inHg
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| Baro Trend: | Falling slowly |
| Sunrise: | 6:38am |
| Sunset: | 6:50pm |
| Moonrise: | 4:17pm |
| Moonset: | 1:32am |
| Waxing Gibbous |
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77% Illuminated |
Air Quality Index
UV Forecast
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High
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| The above live weather data is from a personal weather station near Alterra Park in Chino Hills, Ca. Click for Details |
National Weather Service Forecast for Chino Hills, CA
Updated: 12:12 pm PDT Sep 21, 2026
This
Afternoon
Sunny
Afternoon
Sunny
Tonight
Partly Cloudy
Partly Cloudy
Tuesday
Mostly Sunny
Mostly Sunny
Tuesday
Night
Mostly Clear
Night
Mostly Clear
Wednesday
Sunny
Sunny
Wednesday
Night
Mostly Clear
Night
Mostly Clear
Thursday
Sunny
Sunny
Thursday
Night
Clear
Night
Clear
Friday
Sunny
Sunny
Hi 78 °F
Lo 59 °F
Hi 82 °F
Lo 62 °F
Hi 90 °F
Lo 65 °F
Hi 89 °F
Lo 65 °F
Hi 90 °F
Weather Records for 9/21
| This Station* | |||
| High Temp | 101°F | 2021 | |
| Low Temp | 49.8°F | 2007 | |
*Starting 3/2005 | |||
More History Yearly Records | |||
| National Weather Service | ||
| High Temp | 105°F | 2003 |
| Low Temp | 53°F | 2007 |
Data from the nearest NWS official site: Ontario International Airport | ||
Chino Hills Seismograph (RaspberryShake 4D RD29A)
View live on:
Most Recent Earthquake within 200 mi. of Chino Hills (USGS)
3.0
12 km SW of Estacion Coahuila, B.C., MX
Sun Sep 20, 2026 12:50pm
197 mi SE from Chino Hills