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Vallejo, CA Weather Forecast

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Vallejo, CA Weather Forecast

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Vallejo CA weather - Clear - 63°F
Clear
63°F
Updated 11:14 pm
Feels Like 58°F
Humidity 67%
Wind SW 14 mph
Barometer  29.9 in
Dew Point 52°F
Vallejo CA weather - Clear - 17°C
Clear
17°C
Updated 11:14 pm
Feels Like 14°C
Humidity 67%
Wind SW 23 km/h
Barometer  101.3 kPa
Dew Point 11°C
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Vallejo Weather Forecast

TONIGHT LABOR DAY MONDAY NIGHT TUESDAY TUESDAY NIGHT WEDNESDAY WEDNESDAY NIGHT THURSDAY THURSDAY NIGHT FRIDAY SATURDAY SUNDAY
Vallejo, CA Weather - Tonight Clear Vallejo, CA Weather - Labor Day Sunny Vallejo, CA Weather - Monday Night Clear Vallejo, CA Weather - Tuesday Mostly Sunny Vallejo, CA Weather - Tuesday Night Mostly Cloudy Vallejo, CA Weather - Wednesday Mostly Cloudy Vallejo, CA Weather - Wednesday Night Mostly Clear Vallejo, CA Weather - Thursday Mostly Sunny Vallejo, CA Weather - Thursday Night Clear Vallejo, CA Weather - Friday Mostly Clear Vallejo, CA Weather - Saturday Mostly Clear Vallejo, CA Weather - Sunday Mostly Clear
Clear Sunny Clear Mostly Sunny Mostly Cloudy Mostly Cloudy Mostly Clear Mostly Sunny Clear Mostly Clear Mostly Clear Mostly Clear
Lo: 56°FLo: 13°C Hi: 86°FHi: 30°C
 Lo: 60°FLo: 16°C Hi: 89°FHi: 32°C
 Lo: 69°FLo: 21°C Hi: 95°FHi: 35°C
 Lo: 72°FLo: 22°C Hi: 92°FHi: 33°C
 Lo: 65°FLo: 18°C Hi: 82°FHi: 28°C
Lo: 64°FLo: 18°C		 Hi: 82°FHi: 28°C
Lo: 64°FLo: 18°C		 Hi: 82°FHi: 28°C
Lo: 64°FLo: 18°C
POP = Probability of Precipitation.
Weather Outlook Updated: 800 PM PDT Sun Sep 06 2026 Vallejo, CA Weather - WeatherWorld.com

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Vallejo Forecast Discussion

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Issued: 146 PM PDT Sun Sep 6 2026

Key Messages

  • Drying and warming trend Monday through Thursday, with areas of Moderate HeatRisk Wednesday and Thursday.
  • Slight chance (15%) of thunderstorm on Wednesday over the Sierra crest, mainly south of US-50.
  • Cooldown in temperatures and breezy onshore winds Friday into next weekend.

Discussion

...Upper-level trough extended from British Columbia to Northern California has begun to weaken and shift east-northeast today. Latest Visible satellite imagery depicts mid/high- level clouds streaming ...