Weather in Castro Valley, United States
Weather Advisories
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Today's weather summary
The weather in Castro Valley on Saturday, April 27th, will be clear throughout the day, with cloud overcast in the afternoon.
There's seems to be also high probability of few clouds around noon around 1 pm.
Weather details for Castro Valley, on Saturday, April 27th:
The highest temperature during the day is going to be 63°F at about 2 pm. The day will have very high relative humidity, with average humidity of 70%, ranging from 52% to a maximum value of 85% at about 6 am. The wind will be breezy, and will get up to 13 mph at 5 pm, blowing from the west. The cloud coverage will range from 0% around 10 pm to as high as 100% around 6 pm with an average of 27%.
There is no probability for any precipitation throughout the day. The dew point will range from 44°F up to a maximum value of 47°F around 10 am.
The visibility is expected to be good with average visibility of 9 mi throughout the day. Atmospheric pressure will be high with average pressure of 1018 hPa. Sunrise will be at 6:19 am, and sunset at 7:52 pm, making it a total of 13 hours and 33 minutes of daylight.
Air quality forecast for Castro Valley, on Saturday, April 27th:
On average, the air quality on this day will be good, meaning that air quality is satisfactory, and air pollution poses little or no risk. According to our index, ranging from 0 to 500, the air quality is going to be between values of 23 and 40.
Pollen forecast for Castro Valley, on Saturday, April 27th:
The overall pollen forecast for this day shows no significant pollen. Tree pollen on this day is expected to have very low risk. There's no risk of weed pollen, and as for grass pollen, this day is expected to have no risk.
The weather in Castro Valley on Sunday, April 28th, will be clear for most of the day, with cloud overcast in the early morning.
There's seems to be also high probability of few clouds before dawn around 3 am.
Weather details for Castro Valley, on Sunday, April 28th:
The highest temperature of the day will be 63°F at about 2 pm. The day will have very high relative humidity, with average humidity of 76%, ranging from 56% to a maximum value of 92% at about 11 pm. The wind will be breezy, and will get up to 15 mph at 3 pm, blowing from the west. The cloud coverage will range from 0% around 3 pm to as high as 100% around 7 am with an average of 26%.
There is no probability for any precipitation throughout the day. The dew point will range from 46°F up to a maximum value of 50°F around 9 am.
The visibility is expected to be good with average visibility of 9 mi throughout the day. Atmospheric pressure will be high with average pressure of 1020 hPa. Sunrise will be at 6:18 am, and sunset at 7:52 pm. The day will have 13 hours and 34 minutes of daylight.
Air quality forecast for Castro Valley, on Sunday, April 28th:
On average, the air quality on this day will be good, meaning that air quality is satisfactory, and air pollution poses little or no risk. According to our index, ranging from 0 to 500, the air quality is going to be between values of 25 and 34.
Pollen forecast for Castro Valley, on Sunday, April 28th:
The overall pollen forecast for this day shows no significant pollen. Tree pollen on this day is expected to have very low risk. There's no risk of weed pollen, and as for grass pollen, this day is expected to have no risk.