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Port San Luis, California Weather Forecast
Port San Luis, California Weather
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Weather Forecast for Port San Luis, California : San Luis Obispo County
Issued: 1:06 am PST Dec 18, 2025 Latitude: 35.1749752 Longitude: -120.7551762 View on Google Maps

MouseOver for Detail Forecast
Overnight Thursday Friday Saturday Sunday Monday Tuesday Wednesday
Mostly Clear on Overnight Sunny on Thursday Sunny on Friday Mostly Sunny on Saturday 20% chance of rain on Sunday 20% chance of rain on Monday 70% chance of rain on Tuesday Rain on Wednesday
Low: 58°F High: 74°F High: 70°F High: 70°F High: 67°F High: 67°F High: 67°F High: 65°F
Low: 52°F Low: 54°F Low: 57°F Low: 57°F Low: 56°F Low: 56°F  
Mostly Clear Sunny Sunny Mostly Sunny Rain Rain Rain Rain
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Current Conditions at
SAN LUIS OBISPO - (KSBP)
54°
Clear
as of 12:56 AM PST
Rel. Humidity: 93%
Dew Point: 52°F
Visibility: 10 Miles
Pressure: 30.08 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Current Conditions at
SANTA MARIA - (KSMX)
55°
Clear
as of 12:51 AM PST
Rel. Humidity: 93%
Dew Point: 54°F
Visibility: 10 Miles
Pressure: 30.06 in.
Flight Rule: VFR
Wind Data
9 MPH
280° West
Cloud Level(s): Clear
Current Conditions at
VANDENBERG AFB - (KVBG)
57°
Clear
Fog
as of 12:55 AM PST
Rel. Humidity: 100%
Dew Point: 57°F
Visibility: 1/4 Miles
Pressure: 30.07 in.
Flight Rule: IFR
Wind Data
12 MPH
350° North
Mostly Clear on Overnight Overnight... Mostly clear, with a low around 58. North wind around 10 mph.
Sunny on Thursday Thursday... Sunny, with a high near 74. North wind around 15 mph, with gusts as high as 20 mph.
Mostly Clear on Thursday Night Thursday Night... Mostly clear, with a low around 52. North northwest wind 10 to 15 mph.
Sunny on Friday Friday... Sunny, with a high near 70. Northwest wind 10 to 15 mph, with gusts as high as 20 mph.
Mostly Clear on Friday Night Friday Night... Mostly clear, with a low around 54. North wind 5 to 10 mph, with gusts as high as 15 mph.
Mostly Sunny on Saturday Saturday... Mostly sunny, with a high near 70.
Mostly Cloudy on Saturday Night Saturday Night... Mostly cloudy, with a low around 57.
20% chance of rain Sunday Sunday... A chance of rain. Cloudy, with a high near 67.
20% chance of rain Sunday Night Sunday Night... A chance of rain, mainly before 4am. Cloudy, with a low around 57.
20% chance of rain Monday Monday... A chance of rain, mainly after 10am. Cloudy, with a high near 67.
20% chance of rain Monday Night Monday Night... A chance of rain. Cloudy, with a low around 56.
70% chance of rain Tuesday Tuesday... Rain likely. Cloudy, with a high near 67.
70% chance of rain Tuesday Night Tuesday Night... Rain likely. Cloudy, with a low around 56.
Rain on Wednesday Wednesday... Rain. Cloudy, with a high near 65.
Sun Almanac for Port San Luis, California
Sunrise: 07:06 AM
Sunset: 4:53 PM
Civil Sunrise:06:38 AM
Civil Sunset: 5:22 PM
Nautical Sunrise: 06:06 AM
Nautical Sunset: 5:53 PM
Astro Sunrise: 05:35 AM
Astro Sunset: 6:24 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.