Weather forecast for: Atherton CA
Last Update: 11:26 pm PDT Sep 19, 2026
Tonight: Mostly cloudy, with a low around 57. South southwest wind 3 to 5 mph.
Sunday: Mostly cloudy, with a high near 75. Calm wind becoming north northwest 5 to 7 mph in the afternoon.
Sunday Night: Mostly cloudy, with a low around 56. West northwest wind around 5 mph becoming calm after midnight.
Monday: Mostly sunny, with a high near 77. Calm wind becoming west 5 to 9 mph in the afternoon.
Monday Night: Partly cloudy, with a low around 56. Southwest wind 3 to 7 mph.
Tuesday: Mostly sunny, with a high near 79.
Tuesday Night: Mostly clear, with a low around 57.
Wednesday: Mostly sunny, with a high near 88.
Wednesday Night: Partly cloudy, with a low around 60.
Thursday: Sunny, with a high near 90.
Thursday Night: Mostly clear, with a low around 60.
Friday: Mostly sunny, with a high near 84.
Friday Night: Mostly clear, with a low around 58.
Saturday: Mostly sunny, with a high near 80.