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Bay Area Forecast

Today's Highs/Lows
Concord 64° / 43°
Fairfield 66° / 41°
Fremont 68° / 46°
Hayward 68° / 46°
Livermore 68° / 43°
Moffett Field 66° / 46°
Napa 66° / 39°
Oakland 63° / 46°
Redwood City 64° / 48°
San Francisco 64° / 50°
San Jose 66° / 45°
San Rafael 68° / 41°
Santa Cruz 70° / 45°

Going Somewhere?

Selected Highs/Lows
Arcata 59° / 45°
Bakersfield 64° / 43°
Fresno 63° / 41°
Henderson 63° / 36°
Los Angeles 79° / 48°
Monterey 66° / 48°
Mount Shasta 52° / 37°
Palm Springs 75° / 50°
Redding 64° / 43°
Reno 54° / 27°
Sacramento 63° / 41°
San Diego 81° / 55°
S. Lake Tahoe 54° / 23°
Ukiah 64° / 43°
Yosemite 55° / 32°
Weather

Current Conditions
Update: 4:54 AM

Castro Valley, CA
Clear

Clear Temperature: 46°
Wind: NE 5 mph
Dew point:38°
Pressure:30.37 in.
Wind chill:44°
Humidity: 73%
Visibility: 10.0 miles
Observed at: Hayward, CA

Forecast for Castro Valley

clear

Monday

Clear. High of 68F. Winds less than 5 mph.

nt_clear

Monday Night

Clear. Low of 46F. Winds less than 5 mph.

clear

Tuesday

Clear. High of 66F. Winds less than 5 mph.

Bay Area Temps

Updated: 8:33 AM EST on November 24, 2014
Fairfield
38°
Half Moon Bay
52°
Hayward
46°
Livermore
42°
Moffett Field
45°
Napa
36°
Novato
37°
Oakland
43°
Richmond
43°
San Francisco
48°
San Jose
41°
Santa Rosa
39°
Walnut Creek
41°
Map


World Weather Search

Enter any City, State or ZIP Code, or Airport Code or Country

5 Day Forecast for ZIP Code 94546

Monday Tuesday Wednesday Thursday Friday
Clear
Clear
Partly Cloudy
Mostly Cloudy
Mostly Cloudy
Clear
High: 68°
Low: 46°
Detail | Almanac
Clear
High: 66°
Low: 48°
Detail | Almanac
Partly Cloudy
High: 66°
Low: 48°
Detail | Almanac
Mostly Cloudy
High: 64°
Low: 46°
Detail | Almanac
Mostly Cloudy
High: 63°
Low: 48°
Detail | Almanac

Extended forecast for Castro Valley

nt_clear Tuesday Night

Clear. Low of 48F. Winds less than 5 mph.

partlycloudy Wednesday

Clear in the morning, then partly cloudy. High of 66F. Winds less than 5 mph.

nt_mostlycloudy Wednesday Night

Mostly cloudy in the evening, then overcast. Low of 48F. Winds less than 5 mph.

mostlycloudy Thursday

Overcast. High of 64F. Winds less than 5 mph.

nt_mostlycloudy Thursday Night

Overcast in the evening, then partly cloudy. Fog overnight. Low of 46F. Winds less than 5 mph.

mostlycloudy Friday

Mostly cloudy. High of 63F. Winds less than 5 mph.

nt_cloudy Friday Night

Overcast. Fog overnight. Low of 48F. Winds less than 5 mph.

chancerain Saturday

Overcast with a chance of rain. High of 61F. Winds from the South at 5 to 15 mph. Chance of rain 70% with rainfall amounts near 0.4 in. possible.

nt_chancerain Saturday Night

Mostly cloudy with a chance of rain. Fog overnight. Low of 54F. Winds from the SSE at 5 to 15 mph. Chance of rain 70% with rainfall amounts near 0.4 in. possible.

chancerain Sunday

Mostly cloudy with a chance of rain. High of 59F. Breezy. Winds from the SW at 10 to 20 mph. Chance of rain 70% with rainfall amounts near 0.3 in. possible.

nt_chancerain Sunday Night

Overcast with a chance of rain. Low of 46F. Winds from the WSW at 5 to 15 mph. Chance of rain 50% with rainfall amounts near 0.3 in. possible.

chancerain Monday

Overcast with a chance of rain. High of 55F. Winds from the West at 10 to 15 mph. Chance of rain 50%.

nt_cloudy Monday Night

Overcast with a chance of a thunderstorm. Low of 46F. Winds less than 5 mph. Chance of rain 20%.

partlycloudy Tuesday

Partly cloudy. High of 57F. Winds less than 5 mph.

nt_partlycloudy Tuesday Night

Partly cloudy. Low of 46F. Winds less than 5 mph.

clear Wednesday

Clear. High of 59F. Winds less than 5 mph.

nt_clear Wednesday Night

Clear. Low of 46F. Winds less than 5 mph.

clear Thursday

Clear. High of 57F. Winds less than 5 mph.

nt_clear Thursday Night

Clear. Low of 46F. Winds less than 5 mph.

Almanac

Key: T = Trace of precipitation
MM = data not available

November 24, 2014
Normal high: 61°
Record high: 71° (2009)
 
Normal low: 46°
Record low: 34° (2010)
 

Complete weather almanac

Astronomy

Sunrise: 06:57 AM (PST)
Moon Rise: 08:55 AM (PST)
 
Sunset: 04:51 PM (PST)
Moon Set: 07:18 PM (PST)
Moon Phase
 
Nov. 24 Nov. 29 Dec. 06 Dec. 14 Dec. 21

Air Pollution Forecast for Oakland

  Air Quality AQ Index Pollutant
YesterdayGoodPM2.5
YesterdayGoodOZONE
CurrentModeratePM2.5
CurrentGoodOZONE
MonModerate PM2.5
TueModerate PM2.5
WedModerate PM2.5
ThuModerate PM2.5
FriModerate PM2.5

Bay Area Conditions

  Yesterday Today Conditions
  High Low High Low  
Antioch 66° 43° 64° 43° Clear
Benicia 66° 43° 64° 43° Clear
Berkeley 62° 44° 63° 46° Clear
Brentwood 64° 44° 68° 43° Clear
Concord 66° 43° 64° 43° Clear
Fairfield 65° 42° 66° 41° Clear
Fremont 60° 46° 68° 46° Clear
Half Moon Bay 64° 46° 64° 46° Clear
Hayward 60° 46° 68° 46° Clear
Livermore 64° 44° 68° 43° Clear
Moffett Field 65° 46° 66° 46° Clear
Napa 64° 40° 66° 39° Clear
Novato 64° 39° 68° 41° Partly Cloudy
Oakland 62° 44° 63° 46° Clear
Richmond 62° 44° 63° 46° Clear
Redwood City 64° 48° 64° 48° Clear
San Francisco 65° 50° 64° 50° Clear
San Jose 64° 45° 66° 45° Clear
San Mateo 65° 50° 64° 50° Clear
San Rafael 64° 39° 68° 41° Partly Cloudy
San Ramon 64° 44° 68° 43° Clear
Santa Rosa 65° 41° 68° 41° Clear
Santa Cruz 68° 46° 70° 45° Clear
Tracy 61° 41° 63° 41° Fog
Vacaville 68° 40° 68° 43° Clear
Walnut Creek 66° 43° 64° 43° Clear
Arcata 55° 42° 59° 45° Overcast
Bakersfield 61° 49° 64° 43° Clear
Fresno 58° 48° 63° 41° Overcast
Henderson 61° 40° 63° 36° Clear
Los Angeles 80° 58° 79° 48° Clear
Monterey 68° 46° 66° 48° Clear
Mount Shasta 47° 28° 52° 37° Clear
Palm Springs 77° 55° 75° 50° Clear
Redding 59° 40° 64° 43° Partly Cloudy
Reno 46° 28° 54° 27° Scattered Clouds
Sacramento 60° 43° 63° 41° Fog
San Diego 70° 57° 81° 55° Clear
South Lake Tahoe 45° 24° 54° 23° Clear
Ukiah 59° 40° 64° 43° Clear
Yosemite National Park 54° 36° 55° 32° Clear
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