• Early AM

    May 24

    Lo 51°

    Mostly cloudy

    Ragweed Pollen Weather
    • Grass
      Pollen
      5 - High
    • Ragweed
      Pollen
      3 - Moderate
    • Tree
      Pollen
      3 - Moderate
    more
  • Today

    May 24

    70°Lo 51°

    A shower around, mainly later

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

    May 25

    72°Lo 50°

    Clouds breaking and chilly

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

    May 26

    76°Lo 49°

    Mostly sunny

    Moderate ragweed pollen levels
    • Grass
      Pollen
      5 - High
    • Ragweed
      Pollen
      3 - Moderate
    • Tree
      Pollen
      3 - Moderate
    more
  • Fri

    May 27

    82°Lo 51°

    Mostly sunny

    Moderate ragweed pollen levels
    • Grass
      Pollen
      3 - Moderate
    • Ragweed
      Pollen
      3 - Moderate
    • Tree
      Pollen
      1 - Low
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Tue
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Wed
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  11pm 12am 1am 2am 3am 4am 5am 6am
Forecast
Partly Cloudy
Partly Cloudy
Partly Cloudy
Mostly Cloudy
Mostly Cloudy
Mostly Cloudy
Mostly Cloudy
Mostly Cloudy
Temp (°F) 54° 54° 53° 53° 52° 51° 52° 52°
RealFeel® 53° 52° 52° 52° 51° 50° 51° 52°
Humidity 92% 90% 90% 91% 91% 93% 93% 92%
   
  11pm 12am 1am 2am 3am 4am 5am 6am
Rain
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
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0%
Ice
 
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  11pm 12am 1am 2am 3am 4am 5am 6am
Wind (mph) 5 WSW 5 WSW 5 WSW 5 WSW 5 WSW 5 WSW 5 WSW 5 WSW
UV Index 0 0 0 0 0 0 0 0
Cloud Cover 45% 45% 45% 84% 78% 76% 76% 79%
Dew Point 52° 51° 50° 50° 50° 49° 50° 50°
Middle Grid line 55 F Middle Grid line 50 F

Temperature History - May 24

more Historical Weather Data >
  Today Normal Record 5/24/2015
High 70° 81° N/A 66°
Low 51° 48° N/A 49°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:50 AM with 14:32 of sunlight, then sets at 8:22 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 10:51 PM with 10:19 of moolight, then sets at 9:10 AM

Napa Weather Report

San Francisco: Cool, cloudy weather to last though midweek

May 24, 2016; 4:33 AM ET

The last full week of May will kick off with cloudy and cool conditions in the Bay Area with rain remaining absent from the forecast. more >

Tue. Pollen

Tue. Dust & Dander

Tue. Wind Maps