• Today

    May 25

    63°Lo 54°

    Clouds giving way to some sun

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

    May 26

    66°Lo 52°

    Clouds giving way to sun

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

    May 27

    71°Lo 51°

    Clouds giving way to sun

    Moderate ragweed pollen levels
    • Grass
      Pollen
      5 - High
    • Ragweed
      Pollen
      3 - Moderate
    • Tree
      Pollen
      1 - Low
    more
  • Sat

    May 28

    74°Lo 52°

    Low clouds, then sunshine

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
  • Sun

    May 29

    72°Lo 52°

    Clouds, then sun

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
Next Previous
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  Sat
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  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Forecast
Cloudy
Cloudy
Cloudy
Cloudy
Cloudy
Mostly Sunny
Mostly Sunny
Mostly Sunny
Temp (°F) 61° 64° 67° 70° 71° 72° 74° 71°
RealFeel® 66° 71° 74° 76° 76° 77° 78° 74°
Humidity 61% 53% 49% 46% 42% 41% 40% 43%
   
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Rain
 
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Snow
 
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Ice
 
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  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Wind (mph) 4 W 5 WNW 6 WNW 7 WNW 9 W 10 W 10 W 12 W
UV Index 3 4 5 6 7 8 7 5
Cloud Cover 95% 95% 95% 95% 95% 25% 24% 11%
Dew Point 47° 46° 47° 48° 47° 47° 48° 47°
Middle Grid line 75 F Middle Grid line 70 F Middle Grid line 65 F Middle Grid line 60 F

Temperature History - May 28

more Historical Weather Data >
  Today Normal Record 5/28/2015
High 74° 69° 92° (1984) 62°
Low 52° 53° 45° (1955) 52°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:51 AM with 14:32 of sunlight, then sets at 8:23 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 1:00 AM with 11:11 of moolight, then sets at 12:11 PM

San Bruno Weather Report

San Francisco: Milder air to build ahead of Memorial Day weekend

May 25, 2016; 10:22 AM ET

Following a stretch of cool days, milder air will begin to build across the Bay area heading into Memorial Day weekend. more >

Sat. Dust & Dander

Sat. Wind Maps