Climate and monthly weather forecast
Willow Creek, CA

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Weather in January

January, like December, in Willow Creek, California, is a cool winter month, with temperature in the range of an average high of 53.8°F (12.1°C) and an average low of 43.2°F (6.2°C). January's onset sees an average high-temperature of a still fresh 53.8°F (12.1°C), exhibiting a slight fluctuation from the previous month. Weather in January »

Weather in February

The last month of the winter, February, is also a fresh month in Willow Creek, California, with an average temperature ranging between min 41.7°F (5.4°C) and max 53.1°F (11.7°C). February's weather records an average high-temperature of a still cool 53.1°F (11.7°C), showing little deviation from January. Weather in February »

Weather in March

March, the first month of the spring in Willow Creek, is still a cool month, with an average temperature fluctuating between 42.3°F (5.7°C) and 53.2°F (11.8°C). The transition from February to March brings an average high-temperature of a still fresh 53.2°F (11.8°C), barely different from February's 53.1°F (11.7°C). Weather in March »

Weather in April

April in Willow Creek, California, is a refreshing spring month, with an average temperature ranging between min 43.5°F (6.4°C) and max 56.1°F (13.4°C). Willow Creek signifies an average high-temperature of a moderate 56.1°F (13.4°C) in April, closely mirroring the 53.2°F (11.8°C) of March. Weather in April »

Weather in May

May, the last month of the spring in Willow Creek, is another mild month, with an average temperature fluctuating between 45.9°F (7.7°C) and 60.1°F (15.6°C). In May, Willow Creek experiences a minor shift in meteorological conditions with average high-temperatures marked at a still refreshing 60.1°F (15.6°C), closely mirroring the climate in April. Weather in May »

Weather in June

June, the first month of the summer in Willow Creek, is a comfortable month, with an average temperature fluctuating between 48.4°F (9.1°C) and 64.4°F (18°C). Willow Creek sees the arrival of June with an average high-temperature of an enjoyable 64.4°F (18°C), indicating a subtle variation from May. Weather in June »

Weather in July

July is an agreeable summer month in Willow Creek, California, with an average temperature varying between 68.5°F (20.3°C) and 51.1°F (10.6°C). July's arrival brings an average high-temperature of a pleasant 68.5°F (20.3°C), slightly deviating from June's 64.4°F (18°C). Weather in July »

Weather in August

August, the last month of the summer in Willow Creek, is also an agreeable month, with an average temperature varying between 51.4°F (10.8°C) and 68.9°F (20.5°C). August, characterized by an average high temperature of 68.9°F (20.5°C) and a low temperature of 51.4°F (10.8°C), is generally the warmest month. Weather in August »

Weather in September

The first month of the autumn, September, is also an agreeable month in Willow Creek, California, with an average temperature varying between 51.1°F (10.6°C) and 68°F (20°C). As Willow Creek welcomes September, the average high-temperature records at a still pleasant 68°F (20°C), marking an insignificant deviation from the prior month. Weather in September »

Weather in October

October, like September, in Willow Creek, California, is another comfortable autumn month, with an average temperature fluctuating between 62.6°F (17°C) and 48.9°F (9.4°C). The beginning of October brings a minor change in the average high-temperature, shifting from a pleasant 68°F (20°C) in September to an enjoyable 62.6°F (17°C). Weather in October »

Weather in November

The last month of the autumn, November, is another refreshing month in Willow Creek, California, with temperature in the range of an average low of 45.3°F (7.4°C) and an average high of 56.7°F (13.7°C). The start of November signals a gentle decrease in the average high-temperature, transitioning from 62.6°F (17°C) in October to a still refreshing 56.7°F (13.7°C). Weather in November »

Weather in December

The first month of the winter, December, is also a fresh month in Willow Creek, California, with an average temperature fluctuating between 52.7°F (11.5°C) and 42.4°F (5.8°C). With average high and low temperatures of 52.7°F (11.5°C) and 42.4°F (5.8°C) respectively, December is Willow Creek's coldest month. Weather in December »
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Frequently asked questions

How many days does it rain in Willow Creek?

In Willow Creek, California, during the entire year, the rain falls for 114.9 days and collects up to 31.61" (803mm) of precipitation.

When it does not snow in Willow Creek?

January, March through December are months without snowfall.

How much does it snow in Willow Creek?

In Willow Creek, during the entire year, snow aggregates up to 0.39" (10mm).

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

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

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

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

When does it snow in Willow Creek?

February is the only month when snow falls.

What is the snowiest month in Willow Creek?

The month with the most snowfall in Willow Creek, California, 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?

March is the most humid month in Willow Creek, with an average relative humidity of 82%.

When is Daylight Saving Time (DST) in Willow Creek?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Willow Creek, California, and the time zone changes from PST to PDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from PDT to PST.

When are the longest days in Willow Creek?

With an average of 15h and 6min of daylight, June has the longest days of the year.

When is the highest UV index in Willow Creek?

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

What is the driest month in Willow Creek?

July is the month with the least rainfall in Willow Creek. Rain falls for 2.2 days and accumulates 0.08" (2mm) of precipitation.

What month has the most sunshine in Willow Creek?

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

What is the warmest month in Willow Creek?

August, noted for its average high-temperature of 68.9°F (20.5°C) and an average low-temperature of 51.4°F (10.8°C), is considered the warmest month.

What are the least humid months in Willow Creek?

September and October, with an average relative humidity of 76%, are the least humid months.

What part of the year is the coldest in Willow Creek?

Willow Creek's December weather, with an average high temperature of 52.7°F (11.5°C) and an average low temperature of 42.4°F (5.8°C), tends to be the coldest of the year.

What is the rainiest month in Willow Creek?

December is the month with the most rainfall in Willow Creek. 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 9h and 18min of daylight.

Average temperature
Willow Creek, CA

Average temperature - Willow Creek, CA

The warmest month (with the highest average high temperature) is August (68.9°F).
The month with the lowest average high temperature is December (52.7°F).

The month with the highest average low temperature is August (51.4°F).
The coldest month (with the lowest average low temperature) is February (41.7°F).

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Average pressure
Willow Creek, CA

Average pressure - Willow Creek, CA

The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is August (29.97"Hg).

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Average wind speed
Willow Creek, CA

Average wind speed - Willow Creek, CA

The windiest month (with the highest average wind speed) is March (8.4mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).

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Average humidity
Willow Creek, CA

Average humidity - Willow Creek, CA

The month with the highest relative humidity is March (82%).
The months with the lowest relative humidity are September and October (76%).

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Average rainfall
Willow Creek, CA

Average rainfall - Willow Creek, CA

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

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Average rainfall days
Willow Creek, CA

Average rainfall days - Willow Creek, CA

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

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Average snowfall
Willow Creek, CA

Average snowfall - Willow Creek, CA

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

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Average snowfall days
Willow Creek, CA

Average snowfall days - Willow Creek, CA

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

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Average daylight / Average sunshine
Willow Creek, CA

Average daylight / Average sunshine - Willow Creek, CA

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).

The month with the most sunshine is July (Average sunshine: 11h and 30min).
The months with the least sunshine are January and December (Average sunshine: 5h and 6min).

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Average sunshine days
Willow Creek, CA

Average sunshine days - Willow Creek, CA

The months with the most sunshine days are July and August (28 days).
The month with the least sunshine days is March (12.5 days).

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Average UV index
Willow Creek, CA

Average UV index - Willow Creek, CA

The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February, March, November and December (UV index 3).

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Average visibility
Willow Creek, CA

Average visibility - Willow Creek, CA

The months with the highest visibility are January, February, March, April, May, June, September, October, November and December (6mi).
The months with the lowest visibility are July and August (5mi).

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Willow Creek, California, USA

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