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  • Today

    Dec 28

    Partly sunny and cool 51°Lo 30°
    more
  • Mon

    Dec 29

    Mostly sunny and chilly 48°Lo 29°
  • Tue

    Dec 30

    Partly sunny and breezy 44°Lo 26°
    more
  • Wed

    Dec 31

    Sunshine, breezy and chilly 46°Lo 29°
    more
  • Thu

    Jan 1

    Abundant sunshine, but chilly 47°Lo 28°
    more
< Previous 8 hours Next 8 hours >
  Mon
10am
11am 12pm 1pm 2pm 3pm 4pm 5pm
  10am 11am 12pm 1pm 2pm 3pm 4pm 5pm
Forecast
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Clear
Temp (°F) 41° 45° 46° 47° 48° 45° 43° 40°
RealFeel® 44° 48° 50° 49° 48° 44° 42° 39°
Humidity 62% 59% 56% 54% 53% 55% 60% 69%
   
  10am 11am 12pm 1pm 2pm 3pm 4pm 5pm
Rain
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
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  10am 11am 12pm 1pm 2pm 3pm 4pm 5pm
Wind (mph) 2 SSE 4 S 5 SSW 6 SW 5 SW 5 SW 5 SSW 4 S
UV Index 1 2 2 2 1 1 0 0
Cloud Cover 25% 23% 21% 25% 25% 25% 25% 25%
Dew Point 29° 31° 31° 31° 31° 30° 30° 31°
Middle Grid line 50 F Middle Grid line 45 F Middle Grid line 40 F Middle Grid line 35 F

Temperature History - Dec 29

more Historical Weather Data >
  Today Normal Record 12/29/2013
High 48° 54° 70° (1967) 61°
Low 29° 37° 25° (1990) 34°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 7:23 AM with 9:27 of sunlight, then sets at 4:50 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 12:27 PM with 13:26 of moolight, then sets at 1:53 AM

Grass Valley Weather Report

Cold Storm to Bring Snow, Rain and a Freeze to California

December 28, 2014; 2:56 PM ET

A storm and cold air forecast to develop at the end of 2014 and linger into the start of 2015 will deliver snow, rain and a frost or freeze to portions of California. more >