Weather Forecast and Conditions for Castro Valley, California 94546 - The Weather Channel | Weather.com
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57° Clear Night
Clear
Day 76° • Night 48°
Feels Like57°
Sunrise

7:24 am

Sunset

7:11 pm

Temperature
High / Low
--/48°
Wind
1 mph
Humidity
Humidity
72%
Dew point
Dew Point
48°
Pressure
Pressure
30.34 in
UV index
UV Index
0 of 11
Visibility
Visibility
9 mi
Moon Phase - Day 22
Moon Phase
Last Quarter

Hourly Weather-

Now

Clear Night Clear
56°
Rain drop 2%
NNW 2 mph
Subtract

Clear

  • Temperature feels like
    Feels Like56°
  • WindNNW 2 mph
  • Humidity
    Humidity74%
  • UV index
    UV Index0 of 11
  • Cloud
    Cloud Cover5%
  • Rain drop
    Rain Amount0 in

12 am

Clear Night Clear
55°
Rain drop 2%
N 1 mph
Add

Clear

  • Temperature feels like
    Feels Like55°
  • WindN 1 mph
  • Humidity
    Humidity75%
  • UV index
    UV Index0 of 11
  • Cloud
    Cloud Cover4%
  • Rain drop
    Rain Amount0 in

1 am

Clear Night Clear
53°
Rain drop 2%
E 1 mph
Add

Clear

  • Temperature feels like
    Feels Like53°
  • WindE 1 mph
  • Humidity
    Humidity77%
  • UV index
    UV Index0 of 11
  • Cloud
    Cloud Cover3%
  • Rain drop
    Rain Amount0 in

2 am

Clear Night Clear
52°
Rain drop 2%
ENE 1 mph
Add

Clear

  • Temperature feels like
    Feels Like52°
  • WindENE 1 mph
  • Humidity
    Humidity77%
  • UV index
    UV Index0 of 11
  • Cloud
    Cloud Cover14%
  • Rain drop
    Rain Amount0 in
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10 Day Weather-

Tonight

Clear Night Clear
--/48°
Rain drop 5%
Subtract

Night

48°
Clear Night
Rain drop
5%
NE 2 mph

Clear skies. Low 48F. Winds light and variable.

  • Humidity
    Humidity76%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise2:50 am
  • Moonset
    Moonset11:50 am
  • Moon Phase - Day 22 Last Quarter

Thu 12

Sunny Sunny
78°/48°
Rain drop 5%
Add

Day

78°
Sunny
Rain drop
5%
W 9 mph

Mostly sunny. Near record high temperatures. High 78F. Winds W at 5 to 10 mph.

  • Humidity
    Humidity52%
  • UV index
    UV Index5 of 11
  • Sunrise
    Sunrise7:23 am
  • Sunset
    Sunset7:12 pm

Night

48°
Partly Cloudy Night
Rain drop
13%
SSW 6 mph

Partly cloudy. Low 48F. Winds light and variable.

  • Humidity
    Humidity79%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise3:42 am
  • Moonset
    Moonset12:45 pm
  • Moon Phase - Day 23 Waning Crescent

Fri 13

Foggy AM Fog/PM Sun
71°/49°
Rain drop 12%
Add

Day

71°
Foggy
Rain drop
12%
SW 10 mph

Foggy early, then partly cloudy later in the day. High 71F. Winds SW at 5 to 10 mph.

  • Humidity
    Humidity64%
  • UV index
    UV Index4 of 11
  • Sunrise
    Sunrise7:21 am
  • Sunset
    Sunset7:13 pm

Night

49°
Partly Cloudy Night
Rain drop
14%
SSW 7 mph

A few clouds from time to time. Low 49F. Winds SSW at 5 to 10 mph.

  • Humidity
    Humidity82%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise4:27 am
  • Moonset
    Moonset1:45 pm
  • Moon Phase - Day 24 Waning Crescent

Sat 14

Partly Cloudy Day Partly Cloudy
74°/51°
Rain drop 11%
Add

Day

74°
Partly Cloudy Day
Rain drop
11%
WSW 10 mph

Some clouds in the morning will give way to mainly sunny skies for the afternoon. High 74F. Winds WSW at 5 to 10 mph.

  • Humidity
    Humidity62%
  • UV index
    UV Index5 of 11
  • Sunrise
    Sunrise7:20 am
  • Sunset
    Sunset7:14 pm

Night

51°
Partly Cloudy Night
Rain drop
8%
SSW 6 mph

A few clouds from time to time. Low 51F. Winds SSW at 5 to 10 mph.

  • Humidity
    Humidity82%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise5:05 am
  • Moonset
    Moonset2:50 pm
  • Moon Phase - Day 25 Waning Crescent
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