Weather Forecast and Conditions for Castro Valley, California 94546 - The Weather Channel | Weather.com
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80° Clear Night
Clear
Day 91° • Night 56°
Feels Like81°
Sunrise

7:15 am

Sunset

7:17 pm

Temperature
High / Low
--/56°
Wind
5 mph
Humidity
Humidity
44%
Dew point
Dew Point
56°
Pressure
Pressure
29.93 in
UV index
UV Index
0 of 11
Visibility
Visibility
10 mi
Moon Phase - Day 28
Moon Phase
Waning Crescent

Hourly Weather-

Now

Clear Night Clear
76°
Rain drop 1%
N 4 mph
Subtract

Clear

  • Temperature feels like
    Feels Like76°
  • WindN 4 mph
  • Humidity
    Humidity50%
  • UV index
    UV Index0 of 11
  • Cloud
    Cloud Cover6%
  • Rain drop
    Rain Amount0 in

9 pm

Clear Night Clear
72°
Rain drop 1%
N 3 mph
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Clear

  • Temperature feels like
    Feels Like72°
  • WindN 3 mph
  • Humidity
    Humidity58%
  • UV index
    UV Index0 of 11
  • Cloud
    Cloud Cover2%
  • Rain drop
    Rain Amount0 in

10 pm

Clear Night Clear
70°
Rain drop 1%
N 3 mph
Add

Clear

  • Temperature feels like
    Feels Like70°
  • WindN 3 mph
  • Humidity
    Humidity60%
  • UV index
    UV Index0 of 11
  • Cloud
    Cloud Cover1%
  • Rain drop
    Rain Amount0 in

11 pm

Clear Night Clear
65°
Rain drop 2%
NE 2 mph
Add

Clear

  • Temperature feels like
    Feels Like65°
  • WindNE 2 mph
  • Humidity
    Humidity71%
  • UV index
    UV Index0 of 11
  • Cloud
    Cloud Cover13%
  • Rain drop
    Rain Amount0 in
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10 Day Weather-

Tonight

Clear Night Clear
--/56°
Rain drop 4%
Subtract

Night

56°
Clear Night
Rain drop
4%
NE 5 mph

A clear sky. Low 56F. Winds light and variable.

  • Humidity
    Humidity69%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise6:34 am
  • Moonset
    Moonset6:10 pm
  • Moon Phase - Day 28 Waning Crescent

Wed 18

Sunny Sunny
87°/55°
Rain drop 4%
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Day

87°
Sunny
Rain drop
4%
WNW 9 mph

A mainly sunny sky. Near record high temperatures. High 87F. Winds WNW at 5 to 10 mph.

  • Humidity
    Humidity52%
  • UV index
    UV Index6 of 11
  • Sunrise
    Sunrise7:14 am
  • Sunset
    Sunset7:18 pm

Night

55°
Clear Night
Rain drop
12%
NNE 5 mph

Clear skies. Low near 55F. Winds light and variable.

  • Humidity
    Humidity70%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise6:59 am
  • Moonset
    Moonset7:18 pm
  • Moon Phase - Day 0 New Moon

Thu 19

Sunny Sunny
89°/57°
Rain drop 6%
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Day

89°
Sunny
Rain drop
6%
NW 8 mph

Mainly sunny. Near record high temperatures. High 89F. Winds NW at 5 to 10 mph.

  • Humidity
    Humidity49%
  • UV index
    UV Index6 of 11
  • Sunrise
    Sunrise7:12 am
  • Sunset
    Sunset7:19 pm

Night

57°
Clear Night
Rain drop
3%
NE 6 mph

A mostly clear sky. Low 57F. Winds light and variable.

  • Humidity
    Humidity64%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise7:24 am
  • Moonset
    Moonset8:29 pm
  • Moon Phase - Day 1 Waxing Crescent

Fri 20

Sunny Sunny
88°/55°
Rain drop 3%
Add

Day

88°
Sunny
Rain drop
3%
W 9 mph

Sunny. Near record high temperatures. High 88F. Winds W at 5 to 10 mph.

  • Humidity
    Humidity43%
  • UV index
    UV Index6 of 11
  • Sunrise
    Sunrise7:11 am
  • Sunset
    Sunset7:20 pm

Night

55°
Mostly Clear Night
Rain drop
5%
SSW 6 mph

Clear skies with a few passing clouds. Low around 55F. Winds SSW at 5 to 10 mph.

  • Humidity
    Humidity66%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise7:52 am
  • Moonset
    Moonset9:41 pm
  • Moon Phase - Day 2 Waxing Crescent
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