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Chestnut Park, CA Weather Forecast
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Chestnut Park Weather Forecast
| TODAY | TONIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | TUESDAY | WEDNESDAY | THURSDAY |
 |  | |  | | | | | | |
| Mostly Sunny | Partly Cloudy | Sunny | Mostly Clear | Sunny | Mostly Clear | Clear | Clear | Clear | Clear |
| Hi: 95°FHi: 35°C | Lo: 65°FLo: 18°C | Hi: 99°FHi: 37°C | Lo: 67°FLo: 19°C | Hi: 101°FHi: 38°C | Lo: 69°FLo: 21°C | Hi: 99°FHi: 37°C Lo: 69°FLo: 21°C | Hi: 99°FHi: 37°C Lo: 69°FLo: 21°C | Hi: 99°FHi: 37°C Lo: 69°FLo: 21°C | Hi: 99°FHi: 37°C Lo: 69°FLo: 21°C |
POP = Probability of Precipitation.
Weather Outlook Updated: 310 AM PDT Fri Oct 02 2026 
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Issued: 1015 PM PDT Thu Oct 1 2026
Key Messages
1. Above normal temperatures are expected in our area today, and temperatures will continue to warm into the weekend.
2. A Moderate Heat Risk through the Central Valley is very likely (60-80% chance) today with the chances increasing even further this weekend. Major Heat Risk is possible this weekend in portions of the Valley with a 50-60% chance.
3. A Heat Advisory for the weekend has been issued for the Valley and Foothills.
Discussion
... A ridge parked over the southwest will continu...