Portola Valley, CA

Right Now
47°
  • Humidity: 88%
  • Feels Like: 47°
  • Heat Index: 47°
  • Wind: 2 mph
  • Wind Chill: 47°
  • UV Index: 5 Moderate
  • Sunrise: 07:26:45 AM
  • Sunset: 07:11:32 PM
  • Dew Point: 44°
  • Visibility: 7 mi

Today

A mix of clouds and sun. High 63F. Winds WNW at 5 to 10 mph.

Tonight

Clear skies. Low 42F. Winds NW at 5 to 10 mph.

Tomorrow

Sunny skies. High 73F. Winds NNE at 5 to 10 mph.

Next 12 Hours

Time
Temp
Precip
4 AM
47°
15%
4 AM
47°

Wind: WSW @ 2 mph

Precip: 15% Chance

Humidity: 88%

Wind Chill: 47°

Heat Index: 47°

UV Index: 0 Low

Visibility: 8 mi

Dew Point: 43°

5 AM
46°
15%
5 AM
46°

Wind: WSW @ 2 mph

Precip: 15% Chance

Humidity: 90%

Wind Chill: 46°

Heat Index: 46°

UV Index: 0 Low

Visibility: 7 mi

Dew Point: 43°

6 AM
45°
15%
6 AM
45°

Wind: WSW @ 2 mph

Precip: 15% Chance

Humidity: 92%

Wind Chill: 45°

Heat Index: 45°

UV Index: 0 Low

Visibility: 7 mi

Dew Point: 43°

7 AM
45°
15%
7 AM
45°

Wind: WSW @ 3 mph

Precip: 15% Chance

Humidity: 93%

Wind Chill: 43°

Heat Index: 45°

UV Index: 0 Low

Visibility: 8 mi

Dew Point: 43°

8 AM
45°
5%
8 AM
45°

Wind: WSW @ 3 mph

Precip: 5% Chance

Humidity: 91%

Wind Chill: 44°

Heat Index: 45°

UV Index: 0 Low

Visibility: 10 mi

Dew Point: 43°

9 AM
49°
2%
9 AM
49°

Wind: W @ 3 mph

Precip: 2% Chance

Humidity: 82%

Wind Chill: 48°

Heat Index: 49°

UV Index: 1 Low

Visibility: 10 mi

Dew Point: 44°

10 AM
54°
1%
10 AM
54°

Wind: WNW @ 4 mph

Precip: 1% Chance

Humidity: 71%

Wind Chill: 53°

Heat Index: 54°

UV Index: 2 Low

Visibility: 10 mi

Dew Point: 44°

11 AM
56°
1%
11 AM
56°

Wind: NW @ 6 mph

Precip: 1% Chance

Humidity: 63%

Wind Chill: 55°

Heat Index: 56°

UV Index: 3 Moderate

Visibility: 10 mi

Dew Point: 44°

12 PM
60°
0%
12 PM
60°

Wind: NW @ 7 mph

Precip: 0% Chance

Humidity: 54%

Wind Chill: 59°

Heat Index: 60°

UV Index: 4 Moderate

Visibility: 10 mi

Dew Point: 43°

1 PM
61°
0%
1 PM
61°

Wind: NW @ 9 mph

Precip: 0% Chance

Humidity: 49%

Wind Chill: 61°

Heat Index: 61°

UV Index: 5 Moderate

Visibility: 10 mi

Dew Point: 42°

2 PM
63°
0%
2 PM
63°

Wind: NW @ 10 mph

Precip: 0% Chance

Humidity: 48%

Wind Chill: 62°

Heat Index: 63°

UV Index: 5 Moderate

Visibility: 10 mi

Dew Point: 43°

3 PM
62°
0%
3 PM
62°

Wind: NW @ 10 mph

Precip: 0% Chance

Humidity: 49%

Wind Chill: 61°

Heat Index: 62°

UV Index: 4 Moderate

Visibility: 10 mi

Dew Point: 43°