National Weather Service Forecast for: Atherton CA
Issued by: National Weather Service San Francisco Bay Area/Monterey, CA
Updated: 3:06 pm PST Nov 1, 2026
 
Tonight

Tonight: Increasing clouds, with a low around 48. Light south wind.
Increasing
Clouds
 Monday

Monday: Partly sunny, with a high near 68. Light and variable wind.
Partly Sunny

 Monday
Night
Monday Night: Showers likely, mainly after 4am. Mostly cloudy, with a low around 50. Calm wind becoming south southwest around 5 mph. Chance of precipitation is 60%.
Mostly Cloudy
then Showers
Likely
 Tuesday

Tuesday: Showers, mainly before 4pm. High near 66. South southwest wind 6 to 8 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Showers

 Tuesday
Night
Tuesday Night: A 30 percent chance of showers before 10pm. Patchy fog after 4am. Otherwise, partly cloudy, with a low around 50. Calm wind becoming east around 5 mph.
Chance
Showers then
Patchy Fog
 Wednesday

Wednesday: Patchy fog before 9am. Otherwise, mostly sunny, with a high near 68.
Patchy Fog
then Sunny
 Wednesday
Night
Wednesday Night: Patchy fog before 3am, then patchy fog after 4am. Otherwise, partly cloudy, with a low around 50.
Partly Cloudy
then Patchy
Fog
 Thursday

Thursday: Patchy fog before 8am. Otherwise, mostly sunny, with a high near 71.
Patchy Fog
then Sunny
 Thursday
Night
Thursday Night: Mostly clear, with a low around 50.
Mostly Clear
Lo 48 °F Hi 68 °F Lo 50 °F Hi 66 °F Lo 50 °F Hi 68 °F Lo 50 °F Hi 71 °F Lo 50 °F

 

Tonight
 
 Increasing clouds, with a low around 48. Light south wind.
Monday
 
 Partly sunny, with a high near 68. Light and variable wind.
Monday Night
 
 Showers likely, mainly after 4am. Mostly cloudy, with a low around 50. Calm wind becoming south southwest around 5 mph. Chance of precipitation is 60%.
Tuesday
 
 Showers, mainly before 4pm. High near 66. South southwest wind 6 to 8 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
 
 A 30 percent chance of showers before 10pm. Patchy fog after 4am. Otherwise, partly cloudy, with a low around 50. Calm wind becoming east around 5 mph.
Wednesday
 
 Patchy fog before 9am. Otherwise, mostly sunny, with a high near 68.
Wednesday Night
 
 Patchy fog before 3am, then patchy fog after 4am. Otherwise, partly cloudy, with a low around 50.
Thursday
 
 Patchy fog before 8am. Otherwise, mostly sunny, with a high near 71.
Thursday Night
 
 Mostly clear, with a low around 50.
Friday
 
 Sunny, with a high near 73.
Friday Night
 
 Mostly clear, with a low around 51.
Saturday
 
 Sunny, with a high near 75.
Saturday Night
 
 Partly cloudy, with a low around 52.
Sunday
 
 Mostly sunny, with a high near 75.

 

Forecast from NOAA-NWS for Atherton CA.