Weather Forecast and Conditions for St. Helena, California 94574 - The Weather Channel | Weather.com
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66° Sunny
Sunny
Day 92° • Night 54°
Feels Like66°
Sunrise

7:17 am

Sunset

7:18 pm

Temperature
High / Low
92°/54°
Wind
1 mph
Humidity
Humidity
62%
Dew point
Dew Point
52°
Pressure
Pressure
30.03 in
UV index
UV Index
2 of 11
Visibility
Visibility
10 mi
Moon Phase - Day 28
Moon Phase
Waning Crescent

Hourly Weather-

Now

Sunny Sunny
67°
Rain drop 0%
NNE 2 mph
Subtract

Sunny

  • Temperature feels like
    Feels Like67°
  • WindNNE 2 mph
  • Humidity
    Humidity59%
  • UV index
    UV Index2 of 11
  • Cloud
    Cloud Cover3%
  • Rain drop
    Rain Amount0 in

11 am

Sunny Sunny
74°
Rain drop 0%
NNE 2 mph
Add

Sunny

  • Temperature feels like
    Feels Like74°
  • WindNNE 2 mph
  • Humidity
    Humidity48%
  • UV index
    UV Index3 of 11
  • Cloud
    Cloud Cover9%
  • Rain drop
    Rain Amount0 in

12 pm

Sunny Sunny
80°
Rain drop 0%
NE 2 mph
Add

Sunny

  • Temperature feels like
    Feels Like80°
  • WindNE 2 mph
  • Humidity
    Humidity36%
  • UV index
    UV Index5 of 11
  • Cloud
    Cloud Cover12%
  • Rain drop
    Rain Amount0 in

1 pm

Sunny Sunny
85°
Rain drop 0%
NE 2 mph
Add

Sunny

  • Temperature feels like
    Feels Like85°
  • WindNE 2 mph
  • Humidity
    Humidity28%
  • UV index
    UV Index5 of 11
  • Cloud
    Cloud Cover19%
  • Rain drop
    Rain Amount0 in
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10 Day Weather-

Today

Sunny Sunny
92°/54°
Rain drop 1%
Subtract

Day

92°
Sunny
Rain drop
1%
E 4 mph

Sunny. Near record high temperatures. High 92F. Winds light and variable.

  • Humidity
    Humidity38%
  • UV index
    UV Index5 of 11
  • Sunrise
    Sunrise7:17 am
  • Sunset
    Sunset7:18 pm

Night

54°
Clear Night
Rain drop
2%
NW 3 mph

Clear skies. Low 54F. Winds light and variable.

  • Humidity
    Humidity70%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise6:37 am
  • Moonset
    Moonset6:11 pm
  • Moon Phase - Day 28 Waning Crescent

Wed 18

Sunny Sunny
91°/55°
Rain drop 2%
Add

Day

91°
Sunny
Rain drop
2%
E 5 mph

A mainly sunny sky. Near record high temperatures. High 91F. Winds light and variable.

  • Humidity
    Humidity45%
  • UV index
    UV Index5 of 11
  • Sunrise
    Sunrise7:15 am
  • Sunset
    Sunset7:19 pm

Night

55°
Clear Night
Rain drop
2%
NNW 3 mph

Clear skies. Low near 55F. Winds light and variable.

  • Humidity
    Humidity63%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise7:01 am
  • Moonset
    Moonset7:20 pm
  • Moon Phase - Day 0 New Moon

Thu 19

Sunny Sunny
93°/58°
Rain drop 2%
Add

Day

93°
Sunny
Rain drop
2%
NNW 4 mph

Mainly sunny. Near record high temperatures. High 93F. Winds light and variable.

  • Humidity
    Humidity38%
  • UV index
    UV Index5 of 11
  • Sunrise
    Sunrise7:14 am
  • Sunset
    Sunset7:20 pm

Night

58°
Clear Night
Rain drop
2%
NNW 4 mph

A mostly clear sky. Low 58F. Winds light and variable.

  • Humidity
    Humidity57%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise7:26 am
  • Moonset
    Moonset8:31 pm
  • Moon Phase - Day 1 Waxing Crescent

Fri 20

Sunny Sunny
94°/58°
Rain drop 2%
Add

Day

94°
Sunny
Rain drop
2%
NW 5 mph

A mainly sunny sky. Near record high temperatures. High 94F. Winds light and variable.

  • Humidity
    Humidity38%
  • UV index
    UV Index6 of 11
  • Sunrise
    Sunrise7:12 am
  • Sunset
    Sunset7:21 pm

Night

58°
Partly Cloudy Night
Rain drop
2%
WNW 4 mph

Partly cloudy skies. Low 58F. Winds light and variable.

  • Humidity
    Humidity57%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise7:52 am
  • Moonset
    Moonset9:44 pm
  • Moon Phase - Day 2 Waxing Crescent
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