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Johnsville, CA Weather Forecast

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Johnsville, CA Weather Forecast

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Johnsville CA weather - Clear - 39°F
Clear
39°F
Updated 12:26 am
Feels Like 37°F
Humidity 64%
Wind N 0 mph
Barometer  30.07 in
Dew Point 28°F
Johnsville CA weather - Clear - 4°C
Clear
4°C
Updated 12:26 am
Feels Like 3°C
Humidity 64%
Wind N 0 km/h
Barometer  101.8 kPa
Dew Point -2°C
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Johnsville Weather Forecast

TONIGHT WEDNESDAY WEDNESDAY NIGHT THURSDAY THURSDAY NIGHT FRIDAY FRIDAY NIGHT SATURDAY SATURDAY NIGHT SUNDAY MONDAY TUESDAY
Johnsville, CA Weather - Tonight Clear Johnsville, CA Weather - Wednesday Chance Of Showers Johnsville, CA Weather - Wednesday Night Clear Johnsville, CA Weather - Thursday Chance Of T-Storm Johnsville, CA Weather - Thursday Night Clear Johnsville, CA Weather - Friday Sunny Johnsville, CA Weather - Friday Night Clear Johnsville, CA Weather - Saturday Sunny Johnsville, CA Weather - Saturday Night Partly Cloudy Johnsville, CA Weather - Sunday Partly Cloudy Johnsville, CA Weather - Monday Clear Johnsville, CA Weather - Tuesday Clear
Clear Chance of Showers Clear Chance of T-Storm Clear Sunny Clear Sunny Partly Cloudy Partly Cloudy Clear Clear
Lo: 41°FLo: 5°C Hi: 75°FHi: 24°C
 Lo: 42°FLo: 6°C Hi: 73°FHi: 23°C
 Lo: 42°FLo: 6°C Hi: 77°FHi: 25°C
 Lo: 46°FLo: 8°C Hi: 80°FHi: 27°C
 Hi: 82°FHi: 28°C
Lo: 49°FLo: 9°C		 Hi: 82°FHi: 28°C
Lo: 49°FLo: 9°C		 Hi: 83°FHi: 28°C
Lo: 48°FLo: 9°C		 Hi: 83°FHi: 28°C
Lo: 48°FLo: 9°C
POP = Probability of Precipitation.
Weather Outlook Updated: 231 PM PDT Tue Sep 15 2026 Johnsville, CA Weather - WeatherWorld.com

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Johnsville Forecast Discussion

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Issued: 1213 PM PDT Tue Sep 15 2026

Key Messages

  • Afternoon winds peak Wednesday, bringing localized concerns for fire weather, aviation, and recreation.
  • 10-15% chance of showers and thunderstorms Wednesday and Thursday for northern Washoe and Lassen counties.
  • Warm and dry conditions Friday and through the weekend.

Discussion

...

Current satellite imagery shows a low pressure system cycling off the coast of Washington. That low is projected to dig southward into northern California before pushing northeast by late Thursday. We can expe...