• Tonight

    Oct 21

    Lo 51°

    Increasing cloudiness

    Home Energy Efficiency Weather
    • Avg
      RealFeel
      60°
    • Hi
      RealFeel
      69°
    • Wind
      Speed
      8 mph
  • Wed

    Oct 22

    72°Lo 55°

    Partly sunny and pleasant

    Poor for home energy
    • Avg
      RealFeel
      63°
    • Hi
      RealFeel
      71°
    • Wind
      Speed
      7 mph
    more
  • Thu

    Oct 23

    74°Lo 57°

    Mostly sunny and pleasant

    Poor for home energy
    • Avg
      RealFeel
      63°
    • Hi
      RealFeel
      73°
    • Wind
      Speed
      6 mph
    more
  • Fri

    Oct 24

    75°Lo 59°

    Sunshine and patchy clouds

    Poor for home energy
    • Avg
      RealFeel
      66°
    • Hi
      RealFeel
      74°
    • Wind
      Speed
      12 mph
    more
  • Sat

    Oct 25

    68°Lo 51°

    Clouds and sun with a shower

    Poor for home energy
    • Avg
      RealFeel
      59°
    • Hi
      RealFeel
      68°
    • Wind
      Speed
      7 mph
    more
Next Previous
Hi 70° RealFeel® 69° Precipitation 4%

Day

N

E

S

W

  • NW 8 mph
  • Gusts: 20 mph

Partly sunny

  • Max UV Index: 4 (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 51° RealFeel® 50° Precipitation 4%

Night

N

E

S

W

  • W 5 mph
  • Gusts: 15 mph

Increasing cloudiness

  • 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

Temperature History - Oct 21

more Historical Weather Data >
  Today Normal Record 10/21/2013
High 70° 72° N/A 66°
Low 51° 51° N/A 52°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 7:21 AM with 11:02 of sunlight, then sets at 6:23 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 5:14 AM with 12:03 of moolight, then sets at 5:17 PM

Fremont Weather Report

San Francisco: Dry Weather to Remain into Late Week

October 21, 2014; 8:50 PM ET

Dry, seasonable conditions will last through Friday afternoon in San Francisco. more >

Energy Efficient Lightbulbs and S.A.D

Sep 8, 2012; 5:00 AM ET With shorter days and colder nights in the fall and winter, some people develop seasonal affective disorder. When shopping for lightbulbs to treat the 'winter blues,'consider energy-efficient bulbs.

Tue. Home Energy Efficiency

Tue. Degree Days

Tue. UV Index