National Weather Service Forecast for: San Juan Bautista CA
Issued by: National Weather Service San Francisco Bay Area/Monterey, CA
Updated: 1:40 am PST Dec 18, 2025
 
Overnight

Overnight: Patchy fog. Otherwise, mostly cloudy, with a low around 48. Calm wind.
Patchy Fog


 Thursday

Thursday: Areas of fog before 10am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 65. Calm wind becoming north around 6 mph in the afternoon.
Areas Fog
then Sunny

 Thursday
Night
Thursday Night: Patchy fog after 11pm. Otherwise, increasing clouds, with a low around 46. Calm wind.
Patchy Fog


 Friday

Friday: Rain likely, mainly after 4pm. Areas of fog before 10am. Otherwise, mostly cloudy, with a high near 60. Calm wind becoming west 5 to 7 mph in the afternoon. Chance of precipitation is 60%.
Slight Chance
Rain and
Areas Fog
then Rain
Likely
 Friday
Night
Friday Night: Rain likely, mainly before 10pm. Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 52. Light south southeast wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Rain Likely
and Patchy
Fog

 Saturday

Saturday: A 40 percent chance of rain. Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 63. New precipitation amounts of less than a tenth of an inch possible.
Chance Rain
and Patchy
Fog

 Saturday
Night
Saturday Night: Rain likely. Cloudy, with a low around 54. Chance of precipitation is 70%.
Rain Likely


 Sunday

Sunday: Rain. Cloudy, with a high near 60.
Rain


 Sunday
Night
Sunday Night: Rain. Cloudy, with a low around 52.
Rain
Lo 48 °F Hi 65 °F Lo 46 °F Hi 60 °F Lo 52 °F Hi 63 °F Lo 54 °F Hi 60 °F Lo 52 °F

Dense Fog Advisory
 

Overnight
 
 Patchy fog. Otherwise, mostly cloudy, with a low around 48. Calm wind.
Thursday
 
 Areas of fog before 10am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 65. Calm wind becoming north around 6 mph in the afternoon.
Thursday Night
 
 Patchy fog after 11pm. Otherwise, increasing clouds, with a low around 46. Calm wind.
Friday
 
 Rain likely, mainly after 4pm. Areas of fog before 10am. Otherwise, mostly cloudy, with a high near 60. Calm wind becoming west 5 to 7 mph in the afternoon. Chance of precipitation is 60%.
Friday Night
 
 Rain likely, mainly before 10pm. Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 52. Light south southeast wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
 
 A 40 percent chance of rain. Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 63. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
 
 Rain likely. Cloudy, with a low around 54. Chance of precipitation is 70%.
Sunday
 
 Rain. Cloudy, with a high near 60.
Sunday Night
 
 Rain. Cloudy, with a low around 52.
Monday
 
 Rain likely. Cloudy, with a high near 58.
Monday Night
 
 Rain likely. Cloudy, with a low around 49.
Tuesday
 
 Rain likely. Cloudy, with a high near 58.
Tuesday Night
 
 Rain. Mostly cloudy, with a low around 48.
Wednesday
 
 Rain likely. Mostly cloudy, with a high near 57.

 

Forecast from NOAA-NWS for San Juan Bautista CA.