National Weather Service Forecast for: 3 Miles WSW Atherton CA
Issued by: National Weather Service San Francisco Bay Area/Monterey, CA
Updated: 1:40 am PST Dec 5, 2025
 
Overnight

Overnight: Clear, with a low around 38. Light west wind.
Clear

 Friday

Friday: Sunny, with a high near 63. Light and variable wind becoming north around 6 mph in the afternoon.
Sunny

 Friday
Night
Friday Night: Patchy fog after 4am. Otherwise, mostly clear, with a low around 45. Calm wind becoming west southwest 5 to 7 mph in the evening.
Mostly Clear
then Patchy
Fog
 Saturday

Saturday: Patchy fog before 9am. Otherwise, partly sunny, then gradually becoming sunny, with a high near 63. Calm wind becoming north 5 to 7 mph in the morning.
Patchy Fog
then Sunny
 Saturday
Night
Saturday Night: Mostly clear, with a low around 46. West northwest wind 5 to 9 mph becoming light after midnight.
Mostly Clear

 Sunday

Sunday: Mostly sunny, with a high near 65.
Mostly Sunny

 Sunday
Night
Sunday Night: Patchy fog after 4am. Otherwise, partly cloudy, with a low around 46.
Partly Cloudy
then Patchy
Fog
 Monday

Monday: Patchy fog before 7am. Otherwise, sunny, with a high near 65.
Patchy Fog
then Sunny
 Monday
Night
Monday Night: Mostly clear, with a low around 46.
Mostly Clear
Lo 38 °F Hi 63 °F Lo 45 °F Hi 63 °F Lo 46 °F Hi 65 °F Lo 46 °F Hi 65 °F Lo 46 °F

Coastal Flood Advisory
 

Overnight
 
 Clear, with a low around 38. Light west wind.
Friday
 
 Sunny, with a high near 63. Light and variable wind becoming north around 6 mph in the afternoon.
Friday Night
 
 Patchy fog after 4am. Otherwise, mostly clear, with a low around 45. Calm wind becoming west southwest 5 to 7 mph in the evening.
Saturday
 
 Patchy fog before 9am. Otherwise, partly sunny, then gradually becoming sunny, with a high near 63. Calm wind becoming north 5 to 7 mph in the morning.
Saturday Night
 
 Mostly clear, with a low around 46. West northwest wind 5 to 9 mph becoming light after midnight.
Sunday
 
 Mostly sunny, with a high near 65.
Sunday Night
 
 Patchy fog after 4am. Otherwise, partly cloudy, with a low around 46.
Monday
 
 Patchy fog before 7am. Otherwise, sunny, with a high near 65.
Monday Night
 
 Mostly clear, with a low around 46.
Tuesday
 
 Mostly sunny, with a high near 66.
Tuesday Night
 
 Partly cloudy, with a low around 48.
Wednesday
 
 Mostly sunny, with a high near 68.
Wednesday Night
 
 Mostly clear, with a low around 49.
Thursday
 
 Sunny, with a high near 68.

 

Forecast from NOAA-NWS for 3 Miles WSW Atherton CA.