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Johnson, CA Weather Forecast

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Johnson, CA Weather Forecast

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Johnson CA weather - Clear - 70°F
Clear
70°F
Updated 10:24 pm
Feels Like 72°F
Humidity 58%
Wind WSW 3 mph
Barometer  29.89 in
Dew Point 55°F
Johnson CA weather - Clear - 21°C
Clear
21°C
Updated 10:24 pm
Feels Like 22°C
Humidity 58%
Wind WSW 5 km/h
Barometer  101.2 kPa
Dew Point 13°C
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Johnson Weather Forecast

TONIGHT WEDNESDAY WEDNESDAY NIGHT THURSDAY THURSDAY NIGHT FRIDAY FRIDAY NIGHT SATURDAY SATURDAY NIGHT SUNDAY SUNDAY NIGHT MONDAY
Johnson, CA Weather - Tonight Clear Johnson, CA Weather - Wednesday Mostly Sunny Johnson, CA Weather - Wednesday Night Mostly Clear Johnson, CA Weather - Thursday Chance Of Showers Johnson, CA Weather - Thursday Night Mostly Clear Johnson, CA Weather - Friday Mostly Sunny Johnson, CA Weather - Friday Night Partly Cloudy Johnson, CA Weather - Saturday Partly Cloudy Johnson, CA Weather - Saturday Night Partly Cloudy Johnson, CA Weather - Sunday Partly Cloudy Johnson, CA Weather - Sunday Night Chance Of Showers Johnson, CA Weather - Monday Chance Of Showers
Clear Mostly Sunny Mostly Clear Chance of Showers Mostly Clear Mostly Sunny Partly Cloudy Partly Cloudy Partly Cloudy Partly Cloudy Chance of Showers Chance of Showers
Lo: 63°FLo: 17°C Hi: 96°FHi: 36°C
 Lo: 66°FLo: 19°C Hi: 95°FHi: 35°C
 Lo: 66°FLo: 19°C Hi: 93°FHi: 34°C
 Lo: 66°FLo: 19°C Hi: 93°FHi: 34°C
 Lo: 63°FLo: 17°C Hi: 87°FHi: 31°C
 Lo: 59°FLo: 15°C Hi: 84°FHi: 29°C
POP: 20%
POP = Probability of Precipitation.
Weather Outlook Updated: 137 PM PDT Tue Sep 22 2026 Johnson, CA Weather - WeatherWorld.com

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Johnson Forecast Discussion

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Issued: 521 PM PDT Tue Sep 22 2026

Discussion

...FOR EXTREME SOUTHWESTERN CALIFORNIA INCLUDING ORANGE... SAN DIEGO...WESTERN RIVERSIDE AND SOUTHWESTERN SAN BERNARDINO COUNTIES...

...UPDATED AVIATION DISCUSSION for 00Z TAF ISSUANCE...

Sunnier skies are expected this afternoon with high temperatures running near to up to 7 degrees warmer than yesterday. The marine layer is expected to get shallower over the next few nights, staying mostly confined the the coast. Conditions will warm through the middle of the week.

Wednesday, high tempe...