10-day forecast · Portola Valley
Day-by-day outlook up to 14 days: highs, lows, precipitation totals, wind and UV. Planning further ahead? Open the 30-day outlook →
Fri · Today
Sunny
68°
53°
0.08 in
⌄
Wind 13 mph W
Gusts 22 mph
UV index 8 – High
Precip chance 57% · 0.08 in
Sunrise 6:41 AM
Sunset 7:33 PM
Sat · Tomorrow
Sunny
69°
55°
7%
⌄
Wind 12 mph W
Gusts 23 mph
UV index 8 – High
Precip chance 7%
Sunrise 6:42 AM
Sunset 7:32 PM
Sunday 6/9
Sunny
68°
54°
8%
⌄
Wind 12 mph W
Gusts 15 mph
UV index 7 – High
Precip chance 8%
Sunrise 6:43 AM
Sunset 7:30 PM
Monday 7/9
Sunny
71°
54°
7%
⌄
Wind 8 mph W
Gusts 19 mph
UV index 6 – High
Precip chance 7%
Sunrise 6:44 AM
Sunset 7:29 PM
Tuesday 8/9
Partly cloudy
66°
55°
13%
⌄
Wind 12 mph W
Gusts 17 mph
UV index 5 – Moderate
Precip chance 13%
Sunrise 6:45 AM
Sunset 7:27 PM
Wednesday 9/9
Partly cloudy
62°
56°
0.01 in
⌄
Wind 11 mph W
Gusts 15 mph
UV index 4 – Moderate
Precip chance 33% · 0.01 in
Sunrise 6:46 AM
Sunset 7:26 PM
Thursday 10/9
Partly cloudy
68°
56°
22%
⌄
Wind 11 mph W
Gusts 17 mph
UV index 6 – High
Precip chance 22%
Sunrise 6:46 AM
Sunset 7:24 PM
Friday 11/9
Mostly cloudy
66°
56°
18%
⌄
Wind 13 mph W
Gusts 22 mph
UV index 5 – Moderate
Precip chance 18%
Sunrise 6:47 AM
Sunset 7:23 PM
Saturday 12/9
Sunny
69°
57°
10%
⌄
Wind 9 mph NW
Gusts 18 mph
UV index 6 – High
Precip chance 10%
Sunrise 6:48 AM
Sunset 7:21 PM
Sunday 13/9
Sunny
75°
60°
5%
⌄
Wind 8 mph NW
Gusts 19 mph
UV index 6 – High
Precip chance 5%
Sunrise 6:49 AM
Sunset 7:20 PM
Monday 14/9
Sunny
75°
58°
5%
⌄
Wind 9 mph W
Gusts 15 mph
UV index 6 – High
Precip chance 5%
Sunrise 6:50 AM
Sunset 7:18 PM
Tuesday 15/9
Sunny
70°
54°
9%
⌄
Wind 10 mph W
Gusts 13 mph
UV index 6 – High
Precip chance 9%
Sunrise 6:51 AM
Sunset 7:17 PM
Wednesday 16/9
Sunny
70°
55°
4%
⌄
Wind 11 mph NW
Gusts 17 mph
UV index 6 – High
Precip chance 4%
Sunrise 6:51 AM
Sunset 7:15 PM
Thursday 17/9
Sunny
73°
57°
3%
⌄
Wind 8 mph NW
Gusts 16 mph
UV index 6 – High
Precip chance 3%
Sunrise 6:52 AM
Sunset 7:14 PM
10-day outlook for Portola Valley
Over the next ten days Portola Valley peaks at 75° on Sunday and bottoms out at 53° on Friday. Day-to-day swings stay modest — no big pattern change inside the period. Add it up and about 0.09 in of precipitation falls over the period, spread across 1 unsettled day, with Friday the most likely (57%).