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  • Thu

    Aug 4

    Sunny and pleasant 77°Lo 57°
    more
  • Fri

    Aug 5

    Areas of fog, then sun 78°Lo 57°
    more
  • Sat

    Aug 6

    Sunshine 78°Lo 55°
    more
  • Sun

    Aug 7

    Plenty of sunshine 79°Lo 55°
  • Mon

    Aug 8

    Abundant sunshine 79°Lo 55°
    more
Hi 79° RealFeel® 81° Precipitation 0%

Day

N

E

S

W

  • SW 8 mph
  • Gusts: 23 mph

Plenty of sunshine

  • Max UV Index: 8 (Very 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 55° RealFeel® 58° Precipitation 0%

Night

N

E

S

W

  • SW 6 mph
  • Gusts: 18 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 - Aug 7

more Historical Weather Data >
  Today Normal Record 8/7/2015
High 79° 78° N/A 77°
Low 55° 57° N/A 61°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:18 AM with 13:51 of sunlight, then sets at 8:09 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 11:00 AM with 11:58 of moolight, then sets at 10:58 PM

Union City Weather Report

Western US: Diminishing heat to aid in firefighting efforts next week

July 30, 2016; 1:08 PM ET

As several large fires continue to rage across the western United States, weather conditions will gradually improve for firefighting efforts in the upcoming week. more >

ABC 7 San Francisco Headlines

Family searching for driver in deadly hit-and-run in Concord

A deadly hit-and-run has left a Bay Area family devastated and police looking for the driver.

Source: Alameda Co. Sheriff's deputy in beating, bribery case fired

Deadly outbreak at Hayward animal shelter prompts cat quarantine