Castro Valley, CA Weather

As of

Weather Station:Hayward Executive Airport

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47degrees Fahrenheit

Feels like:46°F

Hi: 53Lo: 47

Mostly Clear

Live Weather Radar

Castro Valley, CA weather radar map

Current Weather Details

Windchill
46°
Daily Rain
0"
Dew point
44°
Monthly Rain
0.05"
Humidity
90%
Avg. Wind
NE 3 mph
Pressure
30" →
Wind Gust
3 mph
Sunrise
7:27 AM
Moon
Waning Gibbous
Sunset
7:10 PM
UV Index
5 (Moderate)

Weather Forecast

  • Tonight

    Lo

    Mostly clear late in the evening then becoming partly cloudy. Lows in the upper 40s. Southwest winds 5 to 15 mph.

  • Tomorrow

    Hi

    Partly cloudy in the morning then becoming sunny. Highs in the 60s. Southwest winds 5 to 10 mph. . . Becoming northwest 10 to 20 mph in the afternoon.

Castro Valley, CA 10-day weather forecast

AIR QUALITY

32 | Fair

Top Triggers:pm25
Air quality data provided by Ambee
View Today's Air Quality details for Castro Valley, CA

POLLEN COUNT & ALLERGY FORECAST

7.8 Medium-High

Predominant Pollen:Cedar/Juniper, Alder and Poplar/Aspen/Cottonwood
View the Pollen forecast details

LIGHTNING MAP

Closest strike in the last 30 minutes:1545.4 miles

No Lightning Nearby

Real-time lightning alerts & live Map