Log of Detected Earthquakes 
Citizen Weather Observer Program (CWOP)
National Weather Service
Weather Underground
Current Chino Hills, Ca Weather:
20-Sep-2026 1:08am @
Temperature
Wind
Rain
Summary
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63.5°F
24hr Difference 1.3°F 
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SW
0.0 Gust: 0.0 |
| 10 min avg | |
| Gust Today: 2.3 mph 12:07am | |
| 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: |
89 %
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| Dew Point: |
60.2°F
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| Barometer: | 29.94 inHg |
| Baro Trend: | Steady |
| Sunrise: | 6:37am |
| Sunset: | 6:51pm |
| Moonrise: | 3:40pm |
| Moonset: | 12:33am |
| Waxing Gibbous |
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64% Illuminated |
Air Quality Index
UV Forecast
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Very 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: 11:28 pm PDT Sep 19, 2026
Overnight
Mostly Cloudy
Mostly Cloudy
Sunday
Partly Sunny
Partly Sunny
Sunday
Night
Mostly Cloudy
Night
Mostly Cloudy
Monday
Partly Sunny
Partly Sunny
Monday
Night
Patchy Drizzle
Night
Patchy Drizzle
Tuesday
Patchy Drizzle then Sunny
Patchy Drizzle then Sunny
Tuesday
Night
Mostly Clear
Night
Mostly Clear
Wednesday
Sunny
Sunny
Wednesday
Night
Mostly Clear
Night
Mostly Clear
Lo 59 °F
Hi 81 °F
Lo 62 °F
Hi 77 °F
Lo 59 °F
Hi 80 °F
Lo 61 °F
Hi 88 °F
Lo 63 °F
Weather Records for 9/20
| This Station* | |||
| High Temp | 102.5°F | 2015 | |
| Low Temp | N/A | N/A | |
*Starting 3/2005 | |||
More History Yearly Records | |||
| National Weather Service | ||
| High Temp | 104°F | 2015 |
| Low Temp | 53°F | 1999 |
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)
2.5
11 km N of Fillmore, CA
Fri Sep 18, 2026 2:30pm
79 mi WNW from Chino Hills