• Early AM

    Apr 21

    Lo 52°

    Cloudy

    Hair Frizz Weather
    • Wind
      Gust
      12 mph
    • Precip
      1%
    • Hours of Precip
      0
    more
  • Today

    Apr 21

    68°Lo 52°

    Mostly cloudy

    Advisory for hair frizz
    • Wind
      Gust
      13 mph
    • Precip
      2%
    • Hours of Precip
      0
    more
  • Wed

    Apr 22

    72°Lo 51°

    Low clouds break for some sun

    Watch for hair frizz
    • Wind
      Gust
      12 mph
    • Precip
      5%
    • Hours of Precip
      0
  • Thu

    Apr 23

    70°Lo 49°

    Some sun

    Watch for hair frizz
    • Wind
      Gust
      16 mph
    • Precip
      2%
    • Hours of Precip
      0
    more
  • Fri

    Apr 24

    65°Lo 46°

    Sun and some clouds

    Watch for hair frizz
    • Wind
      Gust
      17 mph
    • Precip
      25%
    • Hours of Precip
      0
    more
Next Previous
Hi 72° RealFeel® 77° Precipitation 5%

Day

N

E

S

W

  • WNW 7 mph
  • Gusts: 12 mph

Low clouds breaking for some sun

  • Max UV Index: 7 (High)
  • 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® 49° Precipitation 2%

Night

N

E

S

W

  • W 6 mph
  • Gusts: 10 mph

Partly cloudy

  • 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 - Apr 22

more Historical Weather Data >
  Today Normal Record 4/22/2014
High 72° 70° 89° (1998) 65°
Low 51° 49° 33° (1912) 50°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:24 AM with 13:25 of sunlight, then sets at 7:49 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 9:41 AM with 14:26 of moolight, then sets at 12:07 AM

San Jose Weather Report

San Francisco: Clouds, Showers to Linger Ahead of Weekend

April 21, 2015; 5:20 AM ET

While cloudy conditions can be expected over the San Francisco area for the next several days, showers will not make a return until the middle of the week. more >

The History Behind the UV Index

Nov 12, 2012; 5:00 AM ET The UV index has been around since the early 1990s. It was created to help you plan outdoor activities in hopes to limit overexposure to the sun. Jeannette Calle has more.

Wed. Hair Frizz

Wed. Wind Maps

Wed. UV Index