Johnsen, CA Weather Forecast
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Johnsen Weather Forecast
| TODAY | TONIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | TUESDAY | WEDNESDAY |
| Sunny | Mostly Clear | Partly Cloudy | Partly Cloudy | Mostly Sunny | Mostly Clear | Partly Cloudy | Mostly Clear | Clear | Clear | Clear |
| Hi: 92°FHi: 33°C | Lo: 64°FLo: 18°C | Hi: 92°FHi: 33°C | Lo: 64°FLo: 18°C | Hi: 96°FHi: 36°C | Lo: 65°FLo: 18°C | Hi: 95°FHi: 35°C | Lo: 64°FLo: 18°C | Hi: 95°FHi: 35°C Lo: 64°FLo: 18°C | Hi: 95°FHi: 35°C Lo: 64°FLo: 18°C | Hi: 95°FHi: 35°C Lo: 64°FLo: 18°C |
POP = Probability of Precipitation.
Weather Outlook Updated: 201 AM PDT Thu Oct 01 2026 

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Issued: 1158 AM PDT Wed Sep 30 2026
Key Messages
- Elevated fire weather conditions today-Thursday AM due to periods of breezy north to east winds and low humidities.
- High temperatures, 5-15 degrees above normal, will lead to Moderate HeatRisk in the Delta, Valley, and foothills Thursday-Tuesday
- Hottest temperatures expected Saturday & Sunday, but Valley/Delta highs will be in the 90s today-Tuesday
Discussion
...
...Today-Thursday AM (9/30-10/01)...
Breezy north winds are expected to be weaker during the day today compared to yesterday. ...
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