Willow Creek
California, USA
Long-term weather forecast
Long-term weather forecast

Monthly weather forecast and climate
Willow Creek, CA

January, like December, in Willow Creek, California, is another fresh winter month, with average temperature fluctuating between 53.8°F (12.1°C) and 43.2°F (6.2°C). In Willow Creek, California, the average high-temperature is almost the same as in December - a still cool 53.8°F (12.1°C). Weather in January »

The last month of the winter, February, is also a fresh month in Willow Creek, California, with temperature in the range of an average high of 53.1°F (11.7°C) and an average low of 41.7°F (5.4°C). In February, the average high-temperature is essentially the same as in January - a still fresh 53.1°F (11.7°C). Weather in February »

The first month of the spring, March, is also a fresh month in Willow Creek, California, with average temperature varying between 53.2°F (11.8°C) and 42.3°F (5.7°C). In Willow Creek, California, the average high-temperature is practically the same as in February - a still cool 53.2°F (11.8°C). Weather in March »

April in Willow Creek, California, is a mild spring month, with temperature in the range of an average low of 43.5°F (6.4°C) and an average high of 56.1°F (13.4°C). In Willow Creek, the average high-temperature is relatively the same as in March - a mild 56.1°F (13.4°C). Weather in April »

The last month of the spring, May, is also a moderate month in Willow Creek, California, with average temperature ranging between max 60.1°F (15.6°C) and min 45.9°F (7.7°C). In May, the average high-temperature is essentially the same as in April - a still mild 60.1°F (15.6°C). Weather in May »

June, the first month of the summer, in Willow Creek, is a comfortable month, with temperature in the range of an average high of 64.4°F (18°C) and an average low of 48.4°F (9.1°C). In Willow Creek, the average high-temperature is practically the same as in May - an enjoyable 64.4°F (18°C). Weather in June »

July in Willow Creek, California, is a pleasant summer month, with temperature in the range of an average high of 68.5°F (20.3°C) and an average low of 51.1°F (10.6°C). In Willow Creek, the average high-temperature is relatively the same as in June - a pleasant 68.5°F (20.3°C). Weather in July »

August, the last month of the summer, in Willow Creek, is another pleasant month, with average temperature varying between 68.9°F (20.5°C) and 51.4°F (10.8°C). With an average high-temperature of 68.9°F (20.5°C) and an average low-temperature of 51.4°F (10.8°C), August is the warmest month. Weather in August »

September, the first month of the autumn, in Willow Creek, is still a pleasant month, with temperature in the range of an average high of 68°F (20°C) and an average low of 51.1°F (10.6°C). In Willow Creek, the average high-temperature is essentially the same as in August - a still agreeable 68°F (20°C). Weather in September »

October, like September, in Willow Creek, California, is another comfortable autumn month, with average temperature ranging between min 48.9°F (9.4°C) and max 62.6°F (17°C). In October, the average high-temperature slightly decreases, from a pleasant 68°F (20°C) in September, to an enjoyable 62.6°F (17°C). Weather in October »

November, the last month of the autumn, in Willow Creek, is also a moderate month, with average temperature fluctuating between 56.7°F (13.7°C) and 45.3°F (7.4°C). In November, the average high-temperature marginally drops, from a comfortable 62.6°F (17°C) in October, to a mild 56.7°F (13.7°C). Weather in November »

December, the first month of the winter, in Willow Creek, is also a fresh month, with average temperature fluctuating between 42.4°F (5.8°C) and 52.7°F (11.5°C). The coldest month is December, with an average high-temperature of 52.7°F (11.5°C) and an average low-temperature of 42.4°F (5.8°C). Weather in December »

How many days does it rain in Willow Creek?

Throughout the year, there are 114.9 rainfall days, and 31.61" (803mm) of precipitation is accumulated.

How much does it snow in Willow Creek?

Throughout the year, 0.39" (10mm) of snow is accumulated.

When it does not snow in Willow Creek?

January, March through December are months without snowfall in Willow Creek, California.

What is the month with the least sunshine in Willow Creek?

Months with the least sunshine in Willow Creek are January and December, with an average of 5.1h of sunshine.

When is the lowest UV index in Willow Creek?

January through March, November and December, with an average maximum UV index of 3, are months with the lowest UV index in Willow Creek, California.

When does it snow in Willow Creek?

February is the only month when snow falls in Willow Creek, California.

What is the snowiest month in Willow Creek?

The month with the most snowfall is February when snow falls for 0.3 days and typically aggregates up to 0.39" (10mm) of snow.

What is the most humid month in Willow Creek?

The most humid month is March, with an average relative humidity of 82%.

When are the longest days in Willow Creek?

With an average of 15.1h of daylight, June has the longest days of the year in Willow Creek.

What is the month with the highest UV index in Willow Creek?

June through August, with an average maximum UV index of 5, are months with the highest UV index.

What is the driest month in Willow Creek?

The month with the least rainfall is July when the rain falls for 2.2 days and typically collects 0.08" (2mm) of precipitation.

What month has the most sunshine in Willow Creek?

July has the most sunshine of the year in Willow Creek, with an average of 11.5h of sunshine.

What is the warmest month in Willow Creek?

August is the warmest month in Willow Creek, with an average high-temperature of 68.9°F (20.5°C) and an average low-temperature of 51.4°F (10.8°C).

What is the least humid month in Willow Creek?

Months with the lowest humidity in Willow Creek are September and October, with an average relative humidity of 76%.

What is the coldest month in Willow Creek?

The coldest month in Willow Creek, California, is December, with an average high-temperature of 52.7°F (11.5°C) and an average low-temperature of 42.4°F (5.8°C).

What is the rainiest month in Willow Creek?

December is the month with the most rainfall in Willow Creek, California. Rain falls for 15.6 days and accumulates 5.87" (149mm) of precipitation.

What is the month with the shortest days in Willow Creek?

The month with the shortest days in Willow Creek, California, is December, with an average of 9.3h of daylight.
Average temperature - Willow Creek, CA
Average humidity - Willow Creek, CA
Average rainfall - Willow Creek, CA

The wettest month (with the highest rainfall) is December (5.87").
The driest month (with the lowest rainfall) is July (0.08").

Average rainfall days - Willow Creek, CA

The month with the highest number of rainy days is March (16.8 days).
Months with the lowest number of rainy days are July and August (2.2 days).

Average snowfall - Willow Creek, CA

The month with the highest snowfall is February (0.39").
Months with the lowest snowfall are January, March, April, May, June, July, August, September, October, November and December (0").

Average snowfall days - Willow Creek, CA

The month with the highest number of snowfall days is February (0.3 days).
Months with the lowest number of snowfall days are January, March, April, May, June, July, August, September, October and November (0 days).

Average daylight / Average sunshine - Willow Creek, CA

The month with the longest days is June (Average daylight: 15.1h).
The month with shortest days is December (Average daylight: 9.3h).

The month with most sunshine is July (Average sunshine: 11.5h).
Months with least sunshine are January and December (Average sunshine: 5.1).

Average UV index - Willow Creek, CA