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Johnson Ranch, CA Weather Forecast
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Johnson Ranch Weather Forecast
| TODAY | TONIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | TUESDAY | TUESDAY NIGHT | WEDNESDAY |
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| Sunny | Clear | Sunny | Mostly Clear | Sunny | Mostly Clear | Mostly Clear | Partly Cloudy | Partly Cloudy | Mostly Clear | Mostly Clear | Sunny |
| Hi: 99°FHi: 37°C | Lo: 61°FLo: 16°C | Hi: 95°FHi: 35°C | Lo: 59°FLo: 15°C | Hi: 81°FHi: 27°C | Hi: 81°FHi: 27°C Lo: 49°FLo: 9°C | Hi: 81°FHi: 27°C Lo: 49°FLo: 9°C | Hi: 80°FHi: 27°C Lo: 49°FLo: 9°C | Hi: 80°FHi: 27°C Lo: 49°FLo: 9°C | Hi: 81°FHi: 27°C Lo: 49°FLo: 9°C | Hi: 81°FHi: 27°C Lo: 49°FLo: 9°C | Hi: 79°FHi: 26°C |
POP = Probability of Precipitation.
Weather Outlook Updated: 206 AM PDT Thu Oct 08 2026 
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Issued: 1001 PM PDT Wed Oct 7 2026
Key Messages
1. Temperatures will remain about 10-15 degrees above normal through Thursday before a significant cool down Friday into this weekend.
2. A Heat Advisory remains in place until tomorrow throughout the Central Valley with a widespread Moderate Heat Risk.
3. There is a marginal risk for excessive rainfall in the Mojave Desert and along southern portions of the Sierra Nevada mountains this coming Sunday.
Discussion
... Expect another hot day tomorrow, similar to today`s. Record high maximum...