Buttonwillow, CA Weather Forecast
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Buttonwillow Weather Forecast
| TODAY | TONIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | SATURDAY | SATURDAY NIGHT | SUNDAY |
| Sunny | Clear | Sunny | Clear | Sunny | Clear | Clear | Mostly Clear | Mostly Clear | Mostly Clear | Clear | Clear |
| Hi: 81°FHi: 27°C | Lo: 55°FLo: 13°C | Hi: 89°FHi: 32°C | Lo: 59°FLo: 15°C | Hi: 91°FHi: 33°C | Hi: 95°FHi: 35°C Lo: 60°FLo: 16°C | Hi: 95°FHi: 35°C Lo: 60°FLo: 16°C | Hi: 99°FHi: 37°C Lo: 61°FLo: 16°C | Hi: 99°FHi: 37°C Lo: 61°FLo: 16°C | Hi: 99°FHi: 37°C Lo: 61°FLo: 16°C | Hi: 99°FHi: 37°C Lo: 65°FLo: 18°C | Hi: 99°FHi: 37°C Lo: 65°FLo: 18°C |
POP = Probability of Precipitation.
Weather Outlook Updated: 1141 AM PDT Mon Sep 28 2026 

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Issued: 1116 AM PDT Mon Sep 28 2026
Key Messages
1. Low pressure trough moves through California today, bringing cooler temperatures and a possibility for precipitation along the Sierra Nevada crest.
2. Low but notable chances (10-20%) for thunderstorms across the Sierra Nevada Monday.
3. Lake Wind Advisory for Lake Isabella will continue through this evening.
4. A ridge will build over our area by the middle of next week, leading to temperatures well above average for an extended period of time.
Discussion
... A deep trough that has th...
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