Los Osos, California Weather
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Weather Forecast for Los Osos, California : San Luis Obispo County
Issued: 1:32 pm PDT Sep 15, 2025 Latitude: 35.3110858 Longitude: -120.8324006 View on Google Maps

MouseOver for Detail Forecast
Overnight Tuesday Wednesday Thursday Friday Saturday Sunday Monday
Fog on Overnight Morning Fog on Tuesday Mostly Sunny on Wednesday 50% chance of thunderstorms on Thursday 20% chance of on Friday Mostly Sunny on Saturday Patchy Fog on Sunday Patchy Fog on Monday
Low: 51°F High: 72°F High: 73°F High: 68°F High: 67°F High: 67°F High: 69°F High: 71°F
Low: 53°F Low: 54°F Low: 56°F Low: 58°F Low: 58°F Low: 59°F  
Fog Morning Fog Mostly Sunny Thunderstorms Partly Sunny Mostly Sunny Patchy Fog Patchy Fog
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Current Conditions at
SAN LUIS OBISPO - (KSBP)
55°
Clear
Fog
as of 12:56 AM PDST
Rel. Humidity: 100%
Dew Point: 55°F
Visibility: 1/4 Miles
Pressure: 29.90 in.
Flight Rule: IFR
Wind Data
Calm
Current Conditions at
PASO ROBLES - (KPRB)
61°
Clear
as of 12:53 AM PDST
Rel. Humidity: 63%
Dew Point: 48°F
Visibility: 10 Miles
Pressure: 29.95 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Current Conditions at
SANTA MARIA - (KSMX)
57°
Mostly Cloudy
Fog
as of 12:51 AM PDST
Rel. Humidity: 100%
Dew Point: 57°F
Visibility: 1/4 Miles
Pressure: 29.90 in.
Flight Rule: IFR
Wind Data
Calm
Fog on Overnight Overnight... Patchy dense fog. Otherwise, cloudy, with a low around 51. Calm wind.
Morning Fog on Tuesday Tuesday... Patchy dense fog before 11am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 72. Calm wind becoming west northwest around 5 mph in the afternoon.
Mostly Clear on Tuesday Night Tuesday Night... Mostly clear, with a low around 53. West northwest wind around 5 mph becoming calm in the evening.
Mostly Sunny on Wednesday Wednesday... Mostly sunny, with a high near 73. Light and variable wind becoming west northwest 5 to 10 mph in the afternoon.
20% chance of thunderstorms Wednesday Night Wednesday Night... A 20 percent chance of showers and thunderstorms after 11pm. Mostly cloudy, with a low around 54. West northwest wind 5 to 10 mph becoming north after midnight.
50% chance of thunderstorms Thursday Thursday... A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 68.
40% chance of thunderstorms Thursday Night Thursday Night... A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 56.
20% chance of Friday Friday... A chance of showers, mainly before 11am. Partly sunny, with a high near 67.
Mostly Cloudy on Friday Night Friday Night... Mostly cloudy, with a low around 58.
Mostly Sunny on Saturday Saturday... Mostly sunny, with a high near 67.
Patchy Fog on Saturday Night Saturday Night... Patchy fog. Otherwise, mostly cloudy, with a low around 58.
Patchy Fog on Sunday Sunday... Patchy fog. Otherwise, mostly sunny, with a high near 69.
Patchy Fog on Sunday Night Sunday Night... Patchy fog. Otherwise, mostly cloudy, with a low around 59.
Patchy Fog on Monday Monday... Patchy fog. Otherwise, partly sunny, with a high near 71.
Current Radar Image


Sun Almanac for Los Osos, California
Sunrise: 06:47 AM
Sunset: 7:09 PM
Civil Sunrise:06:22 AM
Civil Sunset: 7:34 PM
Nautical Sunrise: 05:52 AM
Nautical Sunset: 8:04 PM
Astro Sunrise: 05:22 AM
Astro Sunset: 8:34 PM
Any use of the information on this page is at your own risk. This information should not be relied upon in life-threatening situations, potential financial loss situations or in lieu of any officially disseminated information. Visit the National Weather Service for official information.