Monthly weather forecast and climate
Walnut Creek, CA

What is the coldest month in Walnut Creek?

With an average high-temperature of 55°F (12.8°C) and an average low-temperature of 36°F (2.2°C), January is the coldest month in Walnut Creek.

How much does it rain in Walnut Creek?

In Walnut Creek, California, during the entire year, the rain falls for 55 days, and collects up to 20.1" (511.1mm) of precipitation.

What is the wettest month in Walnut Creek?

January is the month with the most rainfall in Walnut Creek. Rain falls for 10 days and accumulates 4.5" (114.8mm) of precipitation.

What is the warmest month in Walnut Creek?

July is the warmest month, with an average high-temperature of 88°F (31.1°C) and an average low-temperature of 54°F (12.2°C).

What is the driest month in Walnut Creek?

July is the month with the least rainfall in Walnut Creek, California, with 0" (0.3mm) of accumulated precipitation.
Average rainfall - Walnut Creek, CA
Average rainfall days - Walnut Creek, CA
Average daylight - Walnut Creek, CA

The month with the longest days is June (Average daylight: 14.8h).
The month with shortest days is December (Average daylight: 9.6h).

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