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Bay Area Forecast

Today's Highs/Lows
Concord 82° / 59°
Fairfield 86° / 59°
Fremont 79° / 61°
Hayward 75° / 63°
Livermore 88° / 59°
Moffett Field 81° / 59°
Napa 77° / 54°
Oakland 70° / 59°
Redwood City 77° / 59°
San Francisco 72° / 61°
San Jose 79° / 59°
San Rafael 77° / 54°
Santa Cruz 75° / 59°

Going Somewhere?

Selected Highs/Lows
Arcata 70° / 54°
Bakersfield 100° / 72°
Fresno 102° / 68°
Henderson 104° / 79°
Los Angeles 84° / 66°
Monterey 72° / 57°
Mount Shasta 90° / 50°
Palm Springs 108° / 79°
Redding 99° / 64°
Reno 95° / 61°
Sacramento 95° / 59°
San Diego 75° / 66°
S. Lake Tahoe 84° / 46°
Ukiah 97° / 55°
Yosemite 97° / 57°
Weather

Current Conditions
Update: 1:54 PM

Castro Valley, CA
Clear

Clear Temperature: 74°
Wind: WNW 14 mph
Dew point:60°
Pressure:29.86 in.
Humidity: 62%
Visibility: 10.0 miles
Observed at: Hayward, CA

Forecast for Castro Valley

partlycloudy

Tuesday

Overcast in the morning, then partly cloudy. Fog early. High of 75F. Breezy. Winds from the WNW at 10 to 20 mph.

nt_partlycloudy

Tuesday Night

Partly cloudy. Fog overnight. Low of 63F. Winds from the West at 5 to 15 mph.

partlycloudy

Wednesday

Overcast in the morning, then partly cloudy. Fog early. High of 79F. Winds from the West at 5 to 15 mph.

Bay Area Temps

Updated: 5:13 PM EDT on September 02, 2014
Fairfield
81°
Half Moon Bay
64°
Hayward
74°
Livermore
83°
Moffett Field
74°
Napa
73°
Novato
73°
Oakland
71°
Richmond
71°
San Francisco
73°
San Jose
76°
Santa Rosa
70°
Walnut Creek
84°
Map


World Weather Search

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

5 Day Forecast for ZIP Code 94546

Tuesday Wednesday Thursday Friday Saturday
Partly Cloudy
Partly Cloudy
Partly Cloudy
Partly Cloudy
Clear
Partly Cloudy
High: 75°
Low: 63°
Detail | Almanac
Partly Cloudy
High: 79°
Low: 61°
Detail | Almanac
Partly Cloudy
High: 77°
Low: 61°
Detail | Almanac
Partly Cloudy
High: 73°
Low: 61°
Detail | Almanac
Clear
High: 79°
Low: 59°
Detail | Almanac

Extended forecast for Castro Valley

nt_partlycloudy Wednesday Night

Partly cloudy. Low of 61F. Winds from the WNW at 5 to 15 mph.

partlycloudy Thursday

Overcast in the morning, then clear. High of 77F. Winds from the WNW at 5 to 15 mph.

nt_clear Thursday Night

Clear in the evening, then partly cloudy. Low of 61F. Winds less than 5 mph.

partlycloudy Friday

Overcast in the morning, then clear. High of 73F. Winds from the SW at 5 to 10 mph.

nt_clear Friday Night

Clear. Low of 61F. Winds less than 5 mph.

clear Saturday

Clear in the morning, then partly cloudy. High of 79F. Winds from the WSW at 5 to 10 mph.

nt_clear Saturday Night

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

clear Sunday

Clear. High of 75F. Winds from the WSW at 5 to 10 mph.

nt_clear Sunday Night

Clear. Low of 61F. Winds less than 5 mph.

partlycloudy Monday

Clear. High of 73F. Winds from the WSW at 5 to 10 mph.

nt_partlycloudy Monday Night

Clear. Low of 57F. Winds from the SW at 5 to 10 mph.

partlycloudy Tuesday

Clear. High of 75F. Winds from the WSW at 5 to 10 mph.

nt_clear Tuesday Night

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

partlycloudy Wednesday

Clear. High of 73F. Winds from the WNW at 5 to 10 mph.

nt_clear Wednesday Night

Clear. Low of 59F. Winds from the West at 5 to 10 mph.

clear Thursday

Clear. High of 75F. Winds less than 5 mph.

nt_clear Thursday Night

Clear. Low of 61F. Winds from the West at 5 to 10 mph.

clear Friday

Clear. High of 77F. Winds less than 5 mph.

nt_clear Friday Night

Clear. Low of 61F. Winds less than 5 mph.

clear Saturday

Clear. High of 77F. Winds from the WNW at 5 to 10 mph.

nt_clear

Almanac

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

September 2, 2014
Normal high: 77°
Record high: 93° (2002)
 
Normal low: 58°
Record low: 52° (2012)
 

Complete weather almanac

Astronomy

Sunrise: 06:39 AM (PDT)
Moon Rise: 02:20 PM (PDT)
 
Sunset: 07:35 PM (PDT)
Moon Set: No Moon Set /
Moon Phase
 
Sep. 02 Sep. 08 Sep. 15 Sep. 24 Oct. 01

Air Pollution Forecast for Oakland

  Air Quality AQ Index Pollutant
YesterdayModeratePM2.5
YesterdayGoodOZONE
TueGood PM2.5
WedGood PM2.5
ThuGood PM2.5
FriGood PM2.5
SatGood PM2.5
SunGood PM2.5

Bay Area Conditions

  Yesterday Today Conditions
  High Low High Low  
Antioch 97° 59° 82° 59° Clear
Benicia 97° 59° 82° 59° Clear
Berkeley 82° 57° 70° 59° Partly Cloudy
Brentwood 99° 57° 88° 59° Clear
Concord 97° 59° 82° 59° Clear
Fairfield 97° 61° 86° 59° Clear
Fremont 86° 57° 79° 61° Clear
Half Moon Bay 70° 52° 64° 57° Overcast
Hayward 90° 63° 75° 63° Clear
Livermore 99° 57° 88° 59° Clear
Moffett Field 84° 61° 81° 59° Clear
Napa 91° 52° 77° 54° Clear
Novato 91° 52° 77° 54° Clear
Oakland 82° 57° 70° 59° Partly Cloudy
Richmond 82° 57° 70° 59° Partly Cloudy
Redwood City 90° 61° 77° 59° Partly Cloudy
San Francisco 82° 61° 72° 61° Partly Cloudy
San Jose 86° 57° 79° 59° Clear
San Mateo 82° 61° 72° 61° Partly Cloudy
San Rafael 91° 52° 77° 54° Clear
San Ramon 99° 57° 88° 59° Clear
Santa Rosa 97° 52° 88° 54° Haze
Santa Cruz 79° 57° 75° 59° Overcast
Tracy 100° 63° 95° 57° Clear
Vacaville 99° 59° 95° 57° Clear
Walnut Creek 97° 59° 82° 59° Clear
Arcata 64° 48° 70° 54° Overcast
Bakersfield 99° 72° 100° 72° Clear
Fresno 99° 70° 102° 68° Clear
Henderson 104° 77° 104° 79° Clear
Los Angeles 84° 70° 84° 66° Clear
Monterey 73° 57° 72° 57° Overcast
Mount Shasta 88° 48° 90° 50° Clear
Palm Springs 108° 79° 108° 79° Clear
Redding 104° 72° 99° 64° Clear
Reno 90° 55° 95° 61° Clear
Sacramento 100° 61° 95° 59° Clear
San Diego 75° 68° 75° 66° Partly Cloudy
South Lake Tahoe 84° 39° 84° 46° Clear
Ukiah 100° 55° 97° 55° Clear
Yosemite National Park 97° 57° 97° 57° Clear
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