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Winchester, CA Weather Forecast

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Winchester, CA Weather Forecast

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Winchester CA weather - Clear - 64°F
Clear
64°F
Updated 11:01 am
Feels Like 63°F
Humidity 52%
Wind N 0 mph
Barometer  30.18 in
Dew Point 46°F
Winchester CA weather - Clear - 18°C
Clear
18°C
Updated 11:01 am
Feels Like 17°C
Humidity 52%
Wind N 0 km/h
Barometer  102.2 kPa
Dew Point 8°C
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Winchester Weather Forecast

TODAY TONIGHT TUESDAY TUESDAY NIGHT WEDNESDAY WEDNESDAY NIGHT THURSDAY THURSDAY NIGHT FRIDAY FRIDAY NIGHT SATURDAY SATURDAY NIGHT
Winchester, CA Weather - Today Mostly Sunny Winchester, CA Weather - Tonight Partly Cloudy Winchester, CA Weather - Tuesday Mostly Sunny Winchester, CA Weather - Tuesday Night Partly Cloudy Winchester, CA Weather - Wednesday Partly Cloudy Winchester, CA Weather - Wednesday Night Mostly Clear Winchester, CA Weather - Thursday Mostly Sunny Winchester, CA Weather - Thursday Night Mostly Clear Winchester, CA Weather - Friday Mostly Sunny Winchester, CA Weather - Friday Night Clear Winchester, CA Weather - Saturday Sunny Winchester, CA Weather - Saturday Night Clear
Mostly Sunny Partly Cloudy Mostly Sunny Partly Cloudy Partly Cloudy Mostly Clear Mostly Sunny Mostly Clear Mostly Sunny Clear Sunny Clear
Hi: 72°FHi: 22°C
 Lo: 53°FLo: 12°C Hi: 74°FHi: 23°C
 Lo: 51°FLo: 11°C Hi: 74°FHi: 23°C
 Lo: 54°FLo: 12°C Hi: 76°FHi: 24°C
 Lo: 54°FLo: 12°C Hi: 79°FHi: 26°C
 Lo: 56°FLo: 13°C Hi: 81°FHi: 27°C
 Lo: 57°FLo: 14°C
POP = Probability of Precipitation.
Weather Outlook Updated: 143 AM PST Mon Nov 02 2026 Winchester, CA Weather - WeatherWorld.com

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Winchester Forecast Discussion

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Issued: 1029 AM PST Mon Nov 2 2026

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

...UPDATED AVIATION/MARINE/BEACHES DISCUSSION...

The showers ended last evening and skies have cleared out quite cleanly early this morning. With clear skies in the valleys allowing for maximum radiational cooling, there should be some patches of ground fog early this morning to go with the chilly temps, dipping into the 40s for many valleys. Skies today wi...