Castro Valley weather in April (California, United States of America)

Will it be warm or cold in Castro Valley this April? Check out our in-depth weather guide for this month.

Temperatures

In April, the weather in Castro Valley generally includes pleasant temperatures and moderate rainfall. During the day, temperatures can climb to about 19°C. At night, they may fall to a cooler 8°C.

Precipitation

Castro Valley in April usually receives moderate rainfall, averaging around 51 mm for the month. Based on our climate data of the past 30 years, about 8 days of rain are anticipated.

Average sunshine

The city usually sees around 310 hours of sunlight, indicating many sunny days.

Should you favor a climate that's both dry and comfortably warm May, June, July, August, September and October typically offer the most agreeable circumstances. On the other hand, December tends to be characterized by conditions that may not be as optimal.

For an in-depth look at the yearly conditions, visit our specialized Castro Valley climate page with graphs.

 

Castro Valley, monthly averages in April

Min Temperature 8°C  

Max Temperature 19°C  

Chance of Rain 27%  

Precipitation 51 mm  

Rainy days 8 days  

Humidity 72% *  

Sunshine 310 hours *  

Percentage Sunshine 78% *  

Data from: San Francisco, the United States of America (27 KM, 17 Miles).

Where to go in the United States of America in April

Find out more about the weather in the United States of America and which places have the best travel conditions in this month.

Weather conditions Weather

Temperatures

Precipitation

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Legend perfect weather pleasant tolerable unpleasant poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C and 29°C and not too much precipitation (less than 90 mm a month).

So, what should you wear in this month?

For visitors traveling to Castro Valley, we recommend wearing layers. So maybe a skirt, t-shirt, shorts for during the day and jeans and a warm jacket for some days and evenings. Bring a rain jacket in case it rains during your stay. Plan on layering your clothes.

What To Do

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Cycling

10/10

Walking

10/10

Camping

4/10

Outdoor sports

10/10

Interested in more climate information?

This site provides you with all the information you need about the climate in Castro Valley.

Our site offers climate and forecast data for every country in the world. Are you going to the United States of America? On this website you can find historical weather averages for many cities in the United States of America. Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.