• Tonight

    Feb 7

    Lo 43°

    Clear

    Ragweed Pollen Weather
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
  • Mon

    Feb 8

    72°Lo 43°

    Plenty of sun

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
  • Tue

    Feb 9

    70°Lo 44°

    Nice with plenty of sunshine

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
  • Wed

    Feb 10

    70°Lo 46°

    Partly sunny

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
  • Thu

    Feb 11

    68°Lo 47°

    Variable cloudiness

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
Next Previous
Hi 70° RealFeel® 71° Precipitation 0%

Day

N

E

S

W

  • NE 5 mph
  • Gusts: 13 mph

Sunny and mild

  • Max UV Index: 3 (Moderate)
  • Thunderstorms: 0%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 43° RealFeel® 45° Precipitation 2%

Night

N

E

S

W

  • NNE 5 mph
  • Gusts: 9 mph

Clear

  • Max UV Index: N/A
  • Thunderstorms: 0%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs

Napa Pollen Levels - February 7

  • Extreme
  • Very High
  • High
  • Moderate
  • Low
  • Tree Pollen

    Low

  • Ragweed Pollen

    Low

  • Mold Pollen

    Low

  • Grass Pollen

    Low

Temperature History - Feb 7

more Historical Weather Data >
  Today Normal Record 2/7/2015
High 70° 61° 73° (1987) 67°
Low 43° 41° 25° (1989) 56°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 7:09 AM with 10:29 of sunlight, then sets at 5:38 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 6:16 AM with 10:46 of moolight, then sets at 5:02 PM

Napa Weather Report

San Francisco: Warmth to fall short of record highs early this week

February 7, 2016; 11:31 PM ET

Milder air will build across San Francisco this week with temperatures running above average. more >

Health Weather

Jan 19, 2016; 10:05 AM ET How the weather impacts people's health

Sun. Pollen

Sun. Dust & Dander

Sun. Wind Maps