• Early AM

    May 27

    Lo 49°

    Mainly clear

    Bicycling Weather
    • Precip
      0%
    • Hours of Precip
      0
    • Wind
      Gust
      20 mph
    more
  • Today

    May 27

    81°Lo 50°

    Mostly sunny and pleasant

    Excellent for biking
    • Precip
      1%
    • Hours of Precip
      0
    • Wind
      Gust
      8 mph
    more
  • Sat

    May 28

    84°Lo 51°

    Sunny and pleasant

    Excellent for biking
    • Precip
      1%
    • Hours of Precip
      0
    • Wind
      Gust
      6 mph
  • Sun

    May 29

    85°Lo 53°

    Mostly sunny

    Excellent for biking
    • Precip
      1%
    • Hours of Precip
      0
    • Wind
      Gust
      7 mph
    more
  • Mon

    May 30

    90°Lo 56°

    Sunny and very warm

    Very Good for biking
    • Precip
      1%
    • Hours of Precip
      0
    • Wind
      Gust
      7 mph
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Sat
9am
10am 11am 12pm 1pm 2pm 3pm 4pm
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Forecast
Sunny
Sunny
Sunny
Sunny
Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Temp (°F) 64° 69° 74° 79° 81° 83° 84° 83°
RealFeel® 71° 77° 84° 89° 92° 93° 93° 89°
Humidity 54% 41% 33% 29% 24% 22% 21% 21%
   
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Rain
 
0%
 
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0%
 
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0%
 
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0%
Snow
 
0%
 
0%
 
0%
 
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Ice
 
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  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Wind (mph) 4 NNE 4 NNE 4 NNE 4 N 4 NNW 4 WNW 4 WNW 5 WNW
UV Index 3 5 7 8 8 8 7 5
Cloud Cover 9% 8% 8% 8% 9% 10% 10% 10%
Dew Point 47° 44° 44° 44° 41° 40° 40° 40°
Middle Grid line 85 F Middle Grid line 80 F 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 84° 80° N/A 87°
Low 51° 46° N/A 47°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:49 AM with 14:40 of sunlight, then sets at 8:29 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 1:04 AM with 11:08 of moolight, then sets at 12:12 PM

Lakeport Weather Report

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

May 27, 2016; 5:12 AM ET

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

Is Your Outdoor Gear Waterproof?

Dec 5, 2012; 5:00 AM ET Now that it's cold enough to hit the slopes, you may want to look more closely at what materials your winter sports gear is made of. As it turns out, not all waterproofing is created equal.