Portola Valley, CA

Right Now
49°
Partly Cloudy
  • Humidity: 88%
  • Feels Like: 47°
  • Heat Index: 49°
  • Wind: 4 mph
  • Wind Chill: 47°
  • UV Index: 0 Low
  • Sunrise: 07:28:04 AM
  • Sunset: 07:10:29 PM
  • Dew Point: 45°
  • Visibility: 6 mi

Today

Partly cloudy skies. Low near 40F. Winds light and variable.

Tonight

Partly cloudy skies. Low near 40F. Winds light and variable.

Tomorrow

Sunshine along with some cloudy intervals. High 59F. Winds WNW at 10 to 15 mph.

Next 12 Hours

Time
Temp
Precip
2 AM
48°
15%
2 AM
48°

Wind: WSW @ 4 mph

Precip: 15% Chance

Humidity: 89%

Wind Chill: 47°

Heat Index: 48°

UV Index: 0 Low

Visibility: 7 mi

Dew Point: 45°

3 AM
47°
15%
3 AM
47°

Wind: WSW @ 4 mph

Precip: 15% Chance

Humidity: 90%

Wind Chill: 46°

Heat Index: 47°

UV Index: 0 Low

Visibility: 8 mi

Dew Point: 44°

4 AM
47°
15%
4 AM
47°

Wind: WSW @ 4 mph

Precip: 15% Chance

Humidity: 89%

Wind Chill: 45°

Heat Index: 47°

UV Index: 0 Low

Visibility: 8 mi

Dew Point: 44°

5 AM
46°
15%
5 AM
46°

Wind: SW @ 4 mph

Precip: 15% Chance

Humidity: 93%

Wind Chill: 44°

Heat Index: 46°

UV Index: 0 Low

Visibility: 7 mi

Dew Point: 44°

6 AM
45°
15%
6 AM
45°

Wind: WSW @ 4 mph

Precip: 15% Chance

Humidity: 95%

Wind Chill: 43°

Heat Index: 45°

UV Index: 0 Low

Visibility: 7 mi

Dew Point: 44°

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°
2%
8 AM
45°

Wind: WSW @ 3 mph

Precip: 2% Chance

Humidity: 92%

Wind Chill: 45°

Heat Index: 45°

UV Index: 0 Low

Visibility: 10 mi

Dew Point: 43°

9 AM
45°
4%
9 AM
45°

Wind: W @ 4 mph

Precip: 4% Chance

Humidity: 83%

Wind Chill: 43°

Heat Index: 45°

UV Index: 1 Low

Visibility: 10 mi

Dew Point: 40°

10 AM
50°
2%
10 AM
50°

Wind: WNW @ 5 mph

Precip: 2% Chance

Humidity: 70%

Wind Chill: 47°

Heat Index: 50°

UV Index: 2 Low

Visibility: 10 mi

Dew Point: 40°

11 AM
53°
1%
11 AM
53°

Wind: NW @ 7 mph

Precip: 1% Chance

Humidity: 61%

Wind Chill: 50°

Heat Index: 53°

UV Index: 3 Moderate

Visibility: 10 mi

Dew Point: 40°

12 PM
55°
0%
12 PM
55°

Wind: NW @ 8 mph

Precip: 0% Chance

Humidity: 54%

Wind Chill: 53°

Heat Index: 55°

UV Index: 4 Moderate

Visibility: 10 mi

Dew Point: 38°

1 PM
57°
0%
1 PM
57°

Wind: NW @ 10 mph

Precip: 0% Chance

Humidity: 50%

Wind Chill: 54°

Heat Index: 57°

UV Index: 5 Moderate

Visibility: 10 mi

Dew Point: 38°