Mount Wilson, CA Weather Forecast

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Mount Wilson, CA Weather Forecast

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Mount Wilson CA weather  - Overcast - 69°F
Overcast
69°F
Updated 10:24 am
Feels Like 59°F
Humidity 73%
Wind SSE 8 mph
Barometer  29.99 in
Dew Point 60°F
Mount Wilson CA weather  - Overcast - 21°C
Overcast
21°C
Updated 10:24 am
Feels Like 15°C
Humidity 73%
Wind SSE 13 km/h
Barometer  101.6 kPa
Dew Point 16°C

Mount Wilson Weather Forecast

TODAY TONIGHT TUESDAY TUESDAY NIGHT WEDNESDAY WEDNESDAY NIGHT THURSDAY THURSDAY NIGHT FRIDAY FRIDAY NIGHT SATURDAY SATURDAY NIGHT
Mount Wilson, CA Weather - Today Patchy Drizzle Mount Wilson, CA Weather - Tonight Mostly Clear Mount Wilson, CA Weather - Tuesday Sunny Mount Wilson, CA Weather - Tuesday Night Clear Mount Wilson, CA Weather - Wednesday Sunny Mount Wilson, CA Weather - Wednesday Night Clear Mount Wilson, CA Weather - Thursday Sunny Mount Wilson, CA Weather - Thursday Night Clear Mount Wilson, CA Weather - Friday Sunny Mount Wilson, CA Weather - Friday Night Mostly Clear Mount Wilson, CA Weather - Saturday Sunny Mount Wilson, CA Weather - Saturday Night Mostly Clear
Patchy Drizzle Mostly Clear Sunny Clear Sunny Clear Sunny Clear Sunny Mostly Clear Sunny Mostly Clear
Lo: 50°FLo: 10°C Hi: 80°FHi: 27°C
Lo: 70°FLo: 21°C
Lo: 56°FLo: 13°C Hi: 70°FHi: 21°C
Lo: 70°FLo: 21°C
Lo: 70°FLo: 21°C Hi: 70°FHi: 21°C
Lo: 70°FLo: 21°C
Lo: 70°FLo: 21°C Hi: 70°FHi: 21°C
Lo: 70°FLo: 21°C
Lo: 60°FLo: 16°C Lo: 56°FLo: 13°C
POP = Probability of Precipitation.
Weather Outlook Updated: 900 AM PDT Mon Sep 21 2026 Mount Wilson, CA Weather - WeatherWorld.com

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Issued: 846 AM PDT Mon Sep 21 2026

Aviation

...21/0940Z.

At 0832Z at KLAX, the marine layer was 1900 ft deep. The top of the inversion was at 4900 ft with a temperature of 19 C.

High confidence in VFR conds for KPMD & KWJF.

Low to moderate confidence in the remaining sites. The timing of CIG and any VSBY restrictions may be off 2 hrs and flight minimums by one category. Cigs may bounce between categories. There is a 10 percent chance of -DZ through 18Z.

KLAX...Moderate confidence in TAF. Cigs may vary between 015 and 030 through 18Z. ...