Home   | News   | Sports   | Living   | Entertainment   | Business   | Opinion   | Choose a Publication   | Help

Bay Area Forecast

Today's Highs/Lows
Concord 72° / 46°
Fairfield 70° / 45°
Fremont 70° / 46°
Hayward 68° / 50°
Livermore 77° / 48°
Moffett Field 70° / 46°
Napa 70° / 43°
Oakland 66° / 50°
Redwood City 68° / 52°
San Francisco 68° / 54°
San Jose 70° / 48°
San Rafael 72° / 43°
Santa Cruz 79° / 50°

Going Somewhere?

Selected Highs/Lows
Arcata 64° / 50°
Bakersfield 70° / 46°
Fresno 70° / 45°
Henderson 70° / 43°
Los Angeles 86° / 57°
Monterey 73° / 50°
Mount Shasta 55° / 36°
Palm Springs 84° / 59°
Redding 66° / 46°
Reno 70° / 37°
Sacramento 66° / 46°
San Diego 82° / 55°
S. Lake Tahoe 66° / 28°
Ukiah 70° / 45°
Yosemite 64° / 41°
Weather

Current Conditions
Update: 8:54 AM

Castro Valley, CA
Haze

Haze Temperature: 55°
Wind: SSE 4 mph
Dew point:49°
Pressure:30.34 in.
Humidity: 80%
Visibility: 6.0 miles
Observed at: Hayward, CA

Forecast for Castro Valley

clear

Wednesday

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

nt_partlycloudy

Wednesday Night

Clear in the evening, then partly cloudy. Low of 50F. Winds less than 5 mph.

partlycloudy

Thursday

Partly cloudy. High of 64F. Winds less than 5 mph.

Bay Area Temps

Updated: 12:10 PM EST on November 26, 2014
Fairfield
50°
Half Moon Bay
59°
Hayward
55°
Livermore
51°
Moffett Field
53°
Napa
49°
Novato
54°
Oakland
58°
Richmond
58°
San Francisco
56°
San Jose
51°
Santa Rosa
44°
Walnut Creek
51°
Map


World Weather Search

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

5 Day Forecast for ZIP Code 94546

Wednesday Thursday Friday Saturday Sunday
Clear
Partly Cloudy
Chance of Rain
Chance of Rain
Chance of Rain
Clear
High: 68°
Low: 50°
Detail | Almanac
Partly Cloudy
High: 64°
Low: 46°
Detail | Almanac
Chance of Rain
High: 61°
Low: 52°
Detail | Almanac
Chance of Rain
High: 61°
Low: 54°
Detail | Almanac
Chance of Rain
High: 61°
Low: 48°
Detail | Almanac

Extended forecast for Castro Valley

nt_partlycloudy Thursday Night

Partly cloudy. Low of 46F. Winds from the NNW at 5 to 10 mph.

mostlycloudy Friday

Mostly cloudy with a chance of rain in the afternoon. High of 61F. Winds from the NNW at 5 to 10 mph. Chance of rain 20%.

nt_chancerain Friday Night

Mostly cloudy in the evening, then overcast with a chance of rain. Low of 52F. Winds from the South at 5 to 10 mph. Chance of rain 50% with rainfall amounts near 0.6 in. possible.

chancerain Saturday

Overcast with a chance of rain. High of 61F. Winds from the SSE at 10 to 15 mph. Chance of rain 70% with rainfall amounts near 0.4 in. possible.

nt_chancerain Saturday Night

Overcast with a chance of rain. Low of 54F. Winds from the SSE at 10 to 15 mph. Chance of rain 70% with rainfall amounts near 0.9 in. possible.

chancerain Sunday

Overcast with a chance of rain. High of 61F. Breezy. Winds from the SSE at 15 to 25 mph. Chance of rain 70% with rainfall amounts near 0.2 in. possible.

nt_chancetstorms Sunday Night

Mostly cloudy with a chance of a thunderstorm. Fog overnight. Low of 48F. Breezy. Winds from the SSE at 20 to 25 mph. Chance of rain 70% with rainfall amounts near 0.7 in. possible.

chancetstorms Monday

Partly cloudy with a chance of a thunderstorm. High of 59F. Windy. Winds from the SSW at 20 to 30 mph. Chance of rain 60%.

nt_chancerain Monday Night

Partly cloudy with a chance of rain. Low of 52F. Winds from the SSW at 5 to 15 mph. Chance of rain 60% with rainfall amounts near 0.2 in. possible.

chancerain Tuesday

Partly cloudy with a chance of rain. High of 59F. Winds from the West at 5 to 15 mph. Chance of rain 40%.

nt_partlycloudy Tuesday Night

Clear. Low of 43F. Winds from the North at 5 to 10 mph.

partlycloudy Wednesday

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

nt_clear Wednesday Night

Clear. Low of 43F. Winds less than 5 mph.

clear Thursday

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

nt_clear Thursday Night

Clear. Low of 43F. Winds less than 5 mph.

partlycloudy Friday

Partly cloudy. High of 59F. Winds less than 5 mph.

nt_partlycloudy Friday Night

Partly cloudy. Low of 43F. Winds less than 5 mph.

partlycloudy Saturday

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

nt_clear Saturday Night

Clear. Low of 43F. Winds less than 5 mph.

Almanac

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

November 26, 2014
Normal high: 60°
Record high: 69° (2002)
 
Normal low: 45°
Record low: 36° (2010)
 

Complete weather almanac

Astronomy

Sunrise: 07:00 AM (PST)
Moon Rise: 10:38 AM (PST)
 
Sunset: 04:51 PM (PST)
Moon Set: 09:27 PM (PST)
Moon Phase
 
Nov. 26 Nov. 29 Dec. 06 Dec. 14 Dec. 21

Air Pollution Forecast for Oakland

  Air Quality AQ Index Pollutant
YesterdayModeratePM2.5
YesterdayGoodOZONE
CurrentModeratePM2.5
CurrentGoodOZONE
WedModerate PM2.5
ThuModerate PM2.5
FriModerate PM2.5
SatGood PM2.5
SunGood PM2.5

Bay Area Conditions

  Yesterday Today Conditions
  High Low High Low  
Antioch 65° 41° 72° 46° Haze
Benicia 65° 41° 72° 46° Haze
Berkeley 62° 44° 66° 50° Haze
Brentwood 64° 42° 77° 48° Clear
Concord 65° 41° 72° 46° Haze
Fairfield 64° 39° 70° 45° Clear
Fremont 66° 41° 70° 46° Clear
Half Moon Bay 68° 43° 68° 50° Haze
Hayward 62° 43° 68° 50° Haze
Livermore 64° 42° 77° 48° Clear
Moffett Field 67° 44° 70° 46° Clear
Napa 65° 40° 70° 43° Clear
Novato 66° 37° 72° 43° Clear
Oakland 62° 44° 66° 50° Haze
Richmond 62° 44° 66° 50° Haze
Redwood City 63° 46° 68° 52° Haze
San Francisco 64° 50° 68° 54° Partly Cloudy
San Jose 66° 41° 70° 48° Partly Cloudy
San Mateo 64° 50° 68° 54° Partly Cloudy
San Rafael 66° 37° 72° 43° Clear
San Ramon 64° 42° 77° 48° Clear
Santa Rosa 67° 40° 73° 41° Partly Cloudy
Santa Cruz 75° 45° 79° 50° Clear
Tracy 66° 41° 66° 46° Partly Cloudy
Vacaville 67° 38° 72° 43° Clear
Walnut Creek 65° 41° 72° 46° Haze
Arcata 60° 44° 64° 50° Clear
Bakersfield 67° 43° 70° 46° Haze
Fresno 64° 41° 70° 45° Clear
Henderson 62° 38° 70° 43° Clear
Los Angeles 79° 53° 86° 57° Clear
Monterey 72° 44° 73° 50° Clear
Mount Shasta 61° 31° 55° 36° Clear
Palm Springs 74° 50° 84° 59° Clear
Redding 64° 38° 66° 46° Clear
Reno 62° 26° 70° 37° Scattered Clouds
Sacramento 66° 41° 66° 46° Clear
San Diego 77° 52° 82° 55° Clear
South Lake Tahoe 64° 24° 66° 28° Clear
Ukiah 67° 38° 70° 45° Clear
Yosemite National Park 66° 34° 64° 41° Clear
Copyright © 2014 The Weather Underground, Inc.