10-Day Weather Forecast for Castro Valley, California 94552 - The Weather Channel | weather.com
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10 Day Weather-

As of 12:32 pm PDT

Today

Sunny Sunny
72°/46°
Rain drop 0%
Subtract

Day

72°
Sunny
NNE 10 mph

Abundant sunshine. High 72F. Winds NNE at 10 to 15 mph.

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  • Humidity
    Humidity24%
  • UV index
    UV Index7 of 11
  • Sunrise
    Sunrise6:50 am
  • Sunset
    Sunset7:32 pm

Night

46°
Mostly Clear Night
Rain drop
1%
NE 5 mph

A few passing clouds. Low 46F. Winds light and variable.

  • Humidity
    Humidity56%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise9:37 pm
  • Moonset
    Moonset7:19 am
  • Moon Phase - Day 16 Waning Gibbous

Sat 04

Partly Cloudy Day Partly Cloudy
80°/52°
Rain drop 1%
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Day

80°
Partly Cloudy Day
Rain drop
1%
NNE 7 mph

Partly cloudy. High around 80F. Winds NNE at 5 to 10 mph.

  • Humidity
    Humidity39%
  • UV index
    UV Index7 of 11
  • Sunrise
    Sunrise6:48 am
  • Sunset
    Sunset7:33 pm

Night

52°
Partly Cloudy Night
Rain drop
1%
NE 5 mph

A few clouds from time to time. Low 52F. Winds light and variable.

  • Humidity
    Humidity54%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise10:40 pm
  • Moonset
    Moonset7:47 am
  • Moon Phase - Day 17 Waning Gibbous

Sun 05

Partly Cloudy Day Partly Cloudy
82°/48°
Rain drop 1%
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Day

82°
Partly Cloudy Day
Rain drop
1%
WNW 9 mph

Partly cloudy skies. High 82F. Winds WNW at 5 to 10 mph.

  • Humidity
    Humidity39%
  • UV index
    UV Index7 of 11
  • Sunrise
    Sunrise6:47 am
  • Sunset
    Sunset7:34 pm

Night

48°
Partly Cloudy Night
Rain drop
8%
WSW 7 mph

Partly cloudy skies. Low 48F. Winds WSW at 5 to 10 mph.

  • Humidity
    Humidity72%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise11:41 pm
  • Moonset
    Moonset8:20 am
  • Moon Phase - Day 18 Waning Gibbous

Mon 06

Partly Cloudy Day Partly Cloudy
68°/48°
Rain drop 20%
Add

Day

68°
Partly Cloudy Day
Rain drop
20%
WSW 12 mph

Partly cloudy skies. High 68F. Winds WSW at 10 to 15 mph.

  • Humidity
    Humidity62%
  • UV index
    UV Index7 of 11
  • Sunrise
    Sunrise6:45 am
  • Sunset
    Sunset7:35 pm

Night

48°
Partly Cloudy Night
Rain drop
20%
WSW 10 mph

A few clouds from time to time. Low 48F. Winds WSW at 5 to 10 mph.

  • Humidity
    Humidity82%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise--
  • Moonset
    Moonset8:58 am
  • Moon Phase - Day 19 Waning Gibbous

Tue 07

Partly Cloudy Day Partly Cloudy
67°/52°
Rain drop 19%
Add

Day

67°
Partly Cloudy Day
Rain drop
19%
WSW 11 mph

Partly cloudy skies. High 67F. Winds WSW at 10 to 15 mph.

  • Humidity
    Humidity66%
  • UV index
    UV Index6 of 11
  • Sunrise
    Sunrise6:44 am
  • Sunset
    Sunset7:36 pm

Night

52°
Scattered Showers Night
Rain drop
45%
SW 9 mph

Partly cloudy skies early will give way to occasional showers later during the night. Low 52F. Winds SW at 5 to 10 mph. Chance of rain 50%.

  • Humidity
    Humidity83%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise12:40 am
  • Moonset
    Moonset9:42 am
  • Moon Phase - Day 20 Waning Gibbous

Wed 08

Showers Showers
67°/51°
Rain drop 46%
Add

Day

67°
Showers
Rain drop
46%
WSW 11 mph

Showers early becoming less numerous later in the day. High 67F. Winds WSW at 10 to 15 mph. Chance of rain 50%.

  • Humidity
    Humidity76%
  • UV index
    UV Index5 of 11
  • Sunrise
    Sunrise6:43 am
  • Sunset
    Sunset7:37 pm

Night

51°
Scattered Showers Night
Rain drop
37%
WSW 9 mph

Mostly cloudy with some showers late. Low 51F. Winds WSW at 5 to 10 mph. Chance of rain 40%.

  • Humidity
    Humidity84%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise1:33 am
  • Moonset
    Moonset10:34 am
  • Moon Phase - Day 21 Waning Gibbous

Thu 09

Partly Cloudy Day Partly Cloudy
67°/48°
Rain drop 24%
Add

Day

67°
Partly Cloudy Day
Rain drop
24%
WSW 11 mph

Considerable clouds early. Some decrease in clouds later in the day. High 67F. Winds WSW at 10 to 15 mph.

  • Humidity
    Humidity68%
  • UV index
    UV Index6 of 11
  • Sunrise
    Sunrise6:41 am
  • Sunset
    Sunset7:38 pm

Night

48°
Partly Cloudy Night
Rain drop
23%
SSW 9 mph

A few clouds from time to time. Low 48F. Winds SSW at 5 to 10 mph.

  • Humidity
    Humidity81%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise2:21 am
  • Moonset
    Moonset11:31 am
  • Moon Phase - Day 22 Last Quarter

Fri 10

Partly Cloudy Day Partly Cloudy
66°/46°
Rain drop 20%
Add

Day

66°
Partly Cloudy Day
Rain drop
20%
SW 11 mph

Sunshine and clouds mixed. High 66F. Winds SW at 10 to 15 mph.

  • Humidity
    Humidity64%
  • UV index
    UV Index7 of 11
  • Sunrise
    Sunrise6:40 am
  • Sunset
    Sunset7:39 pm

Night

46°
Partly Cloudy Night
Rain drop
14%
SW 9 mph

Partly cloudy skies. Low 46F. Winds SW at 5 to 10 mph.

  • Humidity
    Humidity79%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise3:01 am
  • Moonset
    Moonset12:34 pm
  • Moon Phase - Day 22 Last Quarter

Sat 11

Partly Cloudy Day Partly Cloudy
66°/47°
Rain drop 12%
Add

Day

66°
Partly Cloudy Day
Rain drop
12%
WSW 11 mph

Partly cloudy. High 66F. Winds WSW at 10 to 15 mph.

  • Humidity
    Humidity60%
  • UV index
    UV Index7 of 11
  • Sunrise
    Sunrise6:38 am
  • Sunset
    Sunset7:40 pm

Night

47°
Mostly Clear Night
Rain drop
17%
SW 9 mph

Mainly clear skies. Low 47F. Winds SW at 5 to 10 mph.

  • Humidity
    Humidity75%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise3:36 am
  • Moonset
    Moonset1:37 pm
  • Moon Phase - Day 23 Waning Crescent

Sun 12

Partly Cloudy Day Partly Cloudy
69°/47°
Rain drop 14%
Add

Day

69°
Partly Cloudy Day
Rain drop
14%
WSW 10 mph

Partly cloudy. High 69F. Winds WSW at 10 to 15 mph.

  • Humidity
    Humidity53%
  • UV index
    UV Index7 of 11
  • Sunrise
    Sunrise6:37 am
  • Sunset
    Sunset7:41 pm

Night

47°
Partly Cloudy Night
Rain drop
20%
SSW 8 mph

A few clouds. Low 47F. Winds SSW at 5 to 10 mph.

  • Humidity
    Humidity75%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise4:06 am
  • Moonset
    Moonset2:43 pm
  • Moon Phase - Day 24 Waning Crescent

Mon 13

Partly Cloudy Day Partly Cloudy
69°/46°
Rain drop 18%
Add

Day

69°
Partly Cloudy Day
Rain drop
18%
WSW 10 mph

Partly cloudy. High 69F. Winds WSW at 10 to 15 mph.

  • Humidity
    Humidity56%
  • UV index
    UV Index7 of 11
  • Sunrise
    Sunrise6:35 am
  • Sunset
    Sunset7:41 pm

Night

46°
Partly Cloudy Night
Rain drop
20%
SSW 8 mph

Partly cloudy skies. Low 46F. Winds SSW at 5 to 10 mph.

  • Humidity
    Humidity75%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise4:33 am
  • Moonset
    Moonset3:49 pm
  • Moon Phase - Day 25 Waning Crescent

Tue 14

Partly Cloudy Day Partly Cloudy
70°/47°
Rain drop 5%
Add

Day

70°
Partly Cloudy Day
Rain drop
5%
WSW 10 mph

Partly cloudy skies. High around 70F. Winds WSW at 10 to 15 mph.

  • Humidity
    Humidity57%
  • UV index
    UV Index7 of 11
  • Sunrise
    Sunrise6:34 am
  • Sunset
    Sunset7:42 pm

Night

47°
Partly Cloudy Night
Rain drop
20%
SSW 8 mph

Partly cloudy. Low 47F. Winds SSW at 5 to 10 mph.

  • Humidity
    Humidity78%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise4:58 am
  • Moonset
    Moonset4:56 pm
  • Moon Phase - Day 26 Waning Crescent

Wed 15

Partly Cloudy Day Partly Cloudy
70°/49°
Rain drop 16%
Add

Day

70°
Partly Cloudy Day
Rain drop
16%
WSW 11 mph

Some sun in the morning with increasing clouds during the afternoon. High around 70F. Winds WSW at 10 to 15 mph.

  • Humidity
    Humidity60%
  • UV index
    UV Index7 of 11
  • Sunrise
    Sunrise6:33 am
  • Sunset
    Sunset7:43 pm

Night

49°
Partly Cloudy Night
Rain drop
24%
SSW 9 mph

Partly cloudy. Low 49F. Winds SSW at 5 to 10 mph.

  • Humidity
    Humidity77%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise5:23 am
  • Moonset
    Moonset6:06 pm
  • Moon Phase - Day 27 Waning Crescent

Thu 16

Partly Cloudy Day Partly Cloudy
70°/49°
Rain drop 23%
Add

Day

70°
Partly Cloudy Day
Rain drop
23%
SW 11 mph

Sunshine and clouds mixed. High near 70F. Winds SW at 10 to 15 mph.

  • Humidity
    Humidity59%
  • UV index
    UV Index8 of 11
  • Sunrise
    Sunrise6:31 am
  • Sunset
    Sunset7:44 pm

Night

49°
Partly Cloudy Night
Rain drop
24%
SSW 9 mph

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

  • Humidity
    Humidity77%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise5:50 am
  • Moonset
    Moonset7:18 pm
  • Moon Phase - Day 29 New Moon

Fri 17

Partly Cloudy Day Partly Cloudy
71°/48°
Rain drop 24%
Add

Day

71°
Partly Cloudy Day
Rain drop
24%
WSW 10 mph

Intervals of clouds and sunshine. High 71F. Winds WSW at 10 to 15 mph.

  • Humidity
    Humidity60%
  • UV index
    UV Index8 of 11
  • Sunrise
    Sunrise6:30 am
  • Sunset
    Sunset7:45 pm

Night

48°
Partly Cloudy Night
Rain drop
18%
S 8 mph

A few clouds. Low 48F. Winds S at 5 to 10 mph.

  • Humidity
    Humidity76%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise6:19 am
  • Moonset
    Moonset8:34 pm
  • Moon Phase - Day 0 New Moon
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