• Today

    Jul 29

    92°Lo 65°

    Sunshine and patchy clouds

    Low ragweed pollen levels
    • Grass
      Pollen
      2 - Low
    • Ragweed
      Pollen
      5 - Low
    • Tree
      Pollen
      7 - Low
    more
  • Wed

    Jul 30

    93°Lo 67°

    Sunny to partly cloudy

    Low ragweed pollen levels
    • Grass
      Pollen
      2 - Low
    • Ragweed
      Pollen
      5 - Low
    • Tree
      Pollen
      7 - Low
  • Thu

    Jul 31

    92°Lo 63°

    Sunshine

    Low ragweed pollen levels
    • Grass
      Pollen
      2 - Low
    • Ragweed
      Pollen
      5 - Low
    • Tree
      Pollen
      7 - Low
    more
  • Fri

    Aug 1

    93°Lo 63°

    Sunny and hot

    Low ragweed pollen levels
    • Precip
      2%
    • Wind
      Speed
      3 mph
    • Cloud
      Cover
      7%
    more
  • Sat

    Aug 2

    94°Lo 63°

    Mostly sunny

    Ragweed Pollen Weather
    • Precip
      3%
    • Wind
      Speed
      3 mph
    • Cloud
      Cover
      11%
    more
Next Previous
Hi 93° RealFeel® 98° Precipitation 14%

Day

N

E

S

W

  • SW 3 mph
  • Gusts: 6 mph

Sunny to partly cloudy

  • Max UV Index: 8 (Very High)
  • Thunderstorms: 23%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 67° RealFeel® 63° Precipitation 13%

Night

N

E

S

W

  • ESE 3 mph
  • Gusts: 5 mph

Clear

  • Max UV Index: N/A
  • Thunderstorms: 14%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs

Grass Valley Pollen Levels - July 30

  • Extreme
  • Very High
  • High
  • Moderate
  • Low
  • Grass

    Pollen

    Low

  • Weed

    Pollen

    Low

  • Tree

    Pollen

    Low

  • Mold

    Pollen

    Low

Temperature History - Jul 30

more Historical Weather Data >
  Today Normal Record 7/30/2013
High 93° 93° 103° (1980) 90°
Low 67° 64° 52° (1965) 57°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:02 AM with 14:16 of sunlight, then sets at 8:18 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 9:38 AM with 12:27 of moolight, then sets at 10:05 PM

Top Story

Grass Valley Weather Report

WATCH: Deadly Lightning Strikes a Los Angeles Beach

July 29, 2014; 1:54 PM ET

One person is dead, and another remains critically injured after a lightning strike in Southern California. more >

Battling the Common Cold

Jun 23, 2014; 5:00 AM ET Marja Martinez talks about identifying and fighting the common cold.

Wed. Pollen

Wed. Dust & Dander

Wed. Wind Maps