Saint Helena, CA

Right Now
44°
Few Clouds
  • Humidity: 49%
  • Feels Like: 38°
  • Heat Index: 44°
  • Wind: 13 mph
  • Wind Chill: 38°
  • UV Index: 0 Low
  • Sunrise: 06:55:23 am
  • Sunset: 05:52:41 pm
  • Dew Point: 26°
  • Visibility: 10 mi

Today

Partly cloudy

Tonight

Partly cloudy skies. Widespread frost likely. Low 29F. Winds NNW at 5 to 10 mph.

Tomorrow

Except for a few afternoon clouds, mainly sunny. High 54F. Winds light and variable.

Next 12 Hours

Time
Temp
Precip
8 PM
41°
0%
8 PM
41°

Mostly Clear

Wind: NW @ 5mph

Precip: 0% Chance

Humidity: 54%

Wind Chill: 38°

Heat Index: 41°

UV Index: 0 Low

Visibility: 10 mi

9 PM
39°
0%
9 PM
39°

Clear

Wind: NW @ 5mph

Precip: 0% Chance

Humidity: 57%

Wind Chill: 36°

Heat Index: 39°

UV Index: 0 Low

Visibility: 10 mi

10 PM
38°
0%
10 PM
38°

Clear

Wind: NW @ 4mph

Precip: 0% Chance

Humidity: 60%

Wind Chill: 35°

Heat Index: 38°

UV Index: 0 Low

Visibility: 10 mi

11 PM
36°
0%
11 PM
36°

Clear

Wind: NW @ 4mph

Precip: 0% Chance

Humidity: 63%

Wind Chill: 33°

Heat Index: 36°

UV Index: 0 Low

Visibility: 10 mi

12 AM
35°
0%
12 AM
35°

Clear

Wind: NNW @ 4mph

Precip: 0% Chance

Humidity: 65%

Wind Chill: 32°

Heat Index: 35°

UV Index: 0 Low

Visibility: 10 mi

1 AM
34°
0%
1 AM
34°

Clear

Wind: NNW @ 3mph

Precip: 0% Chance

Humidity: 66%

Wind Chill: 31°

Heat Index: 34°

UV Index: 0 Low

Visibility: 10 mi

2 AM
33°
0%
2 AM
33°

Clear

Wind: NNW @ 3mph

Precip: 0% Chance

Humidity: 66%

Wind Chill: 33°

Heat Index: 33°

UV Index: 0 Low

Visibility: 10 mi

3 AM
33°
0%
3 AM
33°

Clear

Wind: NNW @ 3mph

Precip: 0% Chance

Humidity: 66%

Wind Chill: 33°

Heat Index: 33°

UV Index: 0 Low

Visibility: 10 mi

4 AM
32°
0%
4 AM
32°

Clear

Wind: NNW @ 3mph

Precip: 0% Chance

Humidity: 65%

Wind Chill: 32°

Heat Index: 32°

UV Index: 0 Low

Visibility: 10 mi

5 AM
31°
0%
5 AM
31°

Clear

Wind: NNW @ 3mph

Precip: 0% Chance

Humidity: 65%

Wind Chill: 31°

Heat Index: 31°

UV Index: 0 Low

Visibility: 10 mi

6 AM
31°
0%
6 AM
31°

Clear

Wind: NW @ 2mph

Precip: 0% Chance

Humidity: 67%

Wind Chill: 31°

Heat Index: 31°

UV Index: 0 Low

Visibility: 10 mi

7 AM
30°
0%
7 AM
30°

Sunny

Wind: NW @ 1mph

Precip: 0% Chance

Humidity: 69%

Wind Chill: 30°

Heat Index: 30°

UV Index: 0 Low

Visibility: 10 mi