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Tomorrow weather in Castro Valley

Sunday, June 21st, 2026
today weather
26°
Sunny

The weather tomorrow in Castro Valley will be hotter than today, with temperatures rising to 25°.

Monday, Jun. 22
26° / 12°
Temp
6%
Rain
15 km/h
Wind
69%
Humidity
Castro Valley Weather Pages
Today WeatherTomorrow Weather14 Days Forecast

Castro Valley hourly forecast for tomorrow

Scroll right to see more weather forecasts for Castro Valley tomorrow
12:00 AM01:00 AM02:00 AM03:00 AM04:00 AM05:00 AM05:46 AM06:00 AM07:00 AM08:00 AM09:00 AM10:00 AM11:00 AM12:00 PM01:00 PM02:00 PM03:00 PM04:00 PM05:00 PM06:00 PM07:00 PM08:00 PM08:33 PM09:00 PM10:00 PM11:00 PM
weatherOvercastSunnyFogSunnySunnySunnysunriseSunnySunnySunnySunnySunnySunnySunnySunnySunnySunnySunnySunnySunnySunnySunnysunsetSunnySunnySunnyNext
temperatures13.2°13°12.4°12°11.8°11.6°Sunrise12.4°13.8°15.8°18.1°20.4°22.4°23.9°24.7°24.9°24.5°23.5°22.1°20.5°18.7°16.4°Sunset14.7°13.7°12.9°
wind speed6 km/h6 km/h6 km/h6 km/h6 km/h5 km/h5 km/h4 km/h4 km/h4 km/h5 km/h7 km/h9 km/h11 km/h13 km/h15 km/h16 km/h14 km/h13 km/h11 km/h9 km/h8 km/h7 km/h7 km/h
wind degree251°251°251°247°249°247°236°224°230°239°251°261°269°271°272°275°276°276°273°270°267°260°258°255°
wind directionWSWWSWWSWWSWWSWWSWWSWSWSWWSWWSWWWWWWWWWWWWWSWWSW
Precipitation0 mm0 mm0 mm0 mm0 mm0 mm0 mm0 mm0 mm0 mm0 mm0 mm0 mm0 mm0 mm0 mm0 mm0 mm0 mm0 mm0 mm0 mm0 mm0 mm
chance for rain33%13%36%15%16%16%14%12%7%4%2%1%1%1%1%1%1%2%3%4%6%8%10%11%
chance for snow0%0%0%0%0%0%0%0%0%0%0%0%0%0%0%0%0%0%0%0%0%0%0%0%
humidity94%90%100%91%90%91%91%86%75%63%53%46%41%39%40%42%45%49%55%61%68%79%83%84%
dew point12.8°10.4°12.9°10.3°10.3°10.1°10°10.9°10.8°10.8°10.6°10.5°10.4°10.6°10.8°11.2°11.4°11.4°11.3°11.2°11°10.5°10.2°10°
visibility10 km10 km10 km10 km10 km10 km10 km10 km10 km10 km10 km10 km10 km10 km10 km10 km10 km10 km10 km10 km10 km10 km10 km10 km
cloud cover100%10%100%21%25%23%24%19%2%0%0%0%0%0%0%0%0%0%0%0%0%0%0%0%
UV00000000.31.22.95.27.69.410.39.88.15.83.51.60.50000

Weather in Castro Valley tomorrow

temperatures
temperatures
26 °F
rain
rain
0 mm
wind
wind
15 km/h
10.3
UV
Very High
Castro Valley daylight overview ☀️
Tomorrow in Castro Valley, The sun rises at 05:46 and sets at 20:33, giving a total daylight duration of 14 hours and 47 minutes.

Quick links

More Castro Valley weather pages

What to wear tomorrow in Castro Valley? clothing recommendations

Stay comfortably stylish - your tailored guide for tomorrow's Castro Valley forecast.
  • Short-sleeve shirtShort-sleeve shirt
  • ShortsShorts
  • Lightweight pantsLightweight pants
  • SunglassesSunglasses
  • Wide brimmed hatWide brimmed hat
  • SunscreenSunscreen

The weather tomorrow in Castro Valley - FAQ

What is the maximum temperature for tomorrow in Castro Valley?

The maximum temperature for tomorrow in Castro Valley is expected to be 26° degrees. Please dress accordingly to stay comfortable throughout the day.

Will it rain tomorrow in Castro Valley? 🌧️

Yes, there is a 6% chance of rain in Castro Valley tomorrow. We recommend carrying an umbrella or rain gear to stay dry.

What will be the wind speed tomorrow in Castro Valley? 🌀

The wind in Castro Valley is expected to blow at 15 km/h. This could affect outdoor activities, so plan accordingly.

How should I dress for the weather in Castro Valley tomorrow?

Given the forecast of 26 °F with a 6% chance of rain, we advise checking our "What to wear tomorrow" section for recommendations. There, you will find tailored advice to help you stay comfortable and prepared for the weather conditions in Castro Valley tomorrow.

What is the sunrise and sunset time for Castro Valley tomorrow?

The sun is expected to rise at 05:46 and set at 20:33 in Castro Valley.

How accurate is the weather forecast Castro Valley tomorrow? ✅

Castro Valley weather forecast for tomorrow is based on the most current and sophisticated meteorological models available. While we strive for accuracy, weather conditions can change unexpectedly, so we recommend checking for updates regularly.
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Location coordinates Where is Castro Valley?

Get accurate weather forecasts for Castro Valley, located at latitude 37.694 and longitude -122.086. Stay updated with localized weather information tailored for Castro Valley.

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