Climate and monthly weather forecast
Chico, CA

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Dense forest and a bridge crossing over the famed Big Chico Creek located in the Bidwell Park in Chico, California
Dense forest and a bridge crossing over the famed Big Chico Creek located in the Bidwell Park in Chico, California

Weather in January

January in Chico, California, is a refreshing winter month, with an average temperature ranging between max 55.4°F (13°C) and min 40.6°F (4.8°C). Chico registers an average high-temperature of a refreshing 55.4°F (13°C) with the arrival of January, showing minor deviation from the preceding month. Weather in January »

Weather in February

February, the last month of the winter in Chico, is another refreshing month, with an average temperature varying between 56.8°F (13.8°C) and 40.8°F (4.9°C). Chico measures an average high-temperature of a still moderate 56.8°F (13.8°C) in February, nearly consistent with the preceding month. Weather in February »

Weather in March

The first month of the spring, March, is also a moderate month in Chico, California, with an average temperature varying between 42.6°F (5.9°C) and 59.7°F (15.4°C). Chico experiences a minor change to a still refreshing 59.7°F (15.4°C) in average high-temperature during March, closely reflecting February. Weather in March »

Weather in April

April in Chico, California, is a comfortable spring month, with an average temperature ranging between max 67.6°F (19.8°C) and min 46.4°F (8°C). As April begins, there's a slight increase in the average high-temperature, moving from a mild 59.7°F (15.4°C) in March to a comfortable 67.6°F (19.8°C). Weather in April »

Weather in May

May, the last month of the spring in Chico, is a warm month, with an average temperature ranging between min 52.3°F (11.3°C) and max 76.6°F (24.8°C). Noticing a change, the average high-temperature during May moves from April's enjoyable 67.6°F (19.8°C) to a moderately hot 76.6°F (24.8°C). Weather in May »

Weather in June

June, the first month of the summer in Chico, is a hot month, with an average temperature ranging between min 59.4°F (15.2°C) and max 87.1°F (30.6°C). With the transition into June, Chico experiences an increase in average high-temperatures, moving up from a moderately hot 76.6°F (24.8°C) in May to a hot 87.1°F (30.6°C). Weather in June »

Weather in July

July is a sweltering summer month in Chico, California, with an average temperature fluctuating between 95.2°F (35.1°C) and 63.5°F (17.5°C). In Chico, the highest average temperatures are observed in July, with a high of 95.2°F (35.1°C) and a low of 63.5°F (17.5°C). Weather in July »

Weather in August

August, the last month of the summer in Chico, is another hot month, with an average temperature fluctuating between 62.2°F (16.8°C) and 93.4°F (34.1°C). Chico starts August with an average high-temperature of a tropical 93.4°F (34.1°C), hinting at a minimal fluctuation from July. Weather in August »

Weather in September

The first month of the autumn, September, is still a tropical month in Chico, California, with an average temperature ranging between max 87.4°F (30.8°C) and min 59.9°F (15.5°C). The onset of September results in a small decrease in the average high-temperature, moderately receding from 93.4°F (34.1°C) in August to a still hot 87.4°F (30.8°C). Weather in September »

Weather in October

October, like September, in Chico, California, is another warm autumn month, with an average temperature ranging between min 52.9°F (11.6°C) and max 74.8°F (23.8°C). Chico in October experiences a subtle temperature decline, with average high-temperatures reducing from a hot 87.4°F (30.8°C) in September to a warm 74.8°F (23.8°C). Weather in October »

Weather in November

The last month of the autumn, November, is another comfortable month in Chico, California, with an average temperature varying between 61.7°F (16.5°C) and 44.4°F (6.9°C). The move into November indicates a reduction in the average high-temperature, down from October's moderately hot 74.8°F (23.8°C) to a refreshing 61.7°F (16.5°C). Weather in November »

Weather in December

December, the first month of the winter in Chico, is still a cool month, with an average temperature varying between 39°F (3.9°C) and 53.2°F (11.8°C). Chico's December weather, marked by an average high temperature of 53.2°F (11.8°C) and an average low temperature of 39°F (3.9°C), is the coldest in the year. Weather in December »
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Frequently asked questions

How much does it rain in Chico?

In Chico, during the entire year, the rain falls for 90.7 days and collects up to 21.81" (554mm) of precipitation.

When it does not snow in Chico?

In Chico, California, snow does not fall in January through November.

How much does it snow in Chico?

In Chico, California, during the entire year, snow aggregates up to 0.12" (3mm).

What is the month with the least sunshine in Chico?

The months with the least sunshine are January and December, with an average of 5.9h of sunshine.

What are the months with the lowest UV index in Chico?

The months with the lowest UV index in Chico are January, February, November and December, with an average maximum UV index of 3.

What is the wettest month in Chico?

The month with the most rainfall is February, when the rain falls for 9.3 days and typically aggregates up to 3.94" (100mm) of precipitation.

What is the most humid month in Chico?

March is the most humid month in Chico, California, with an average relative humidity of 72%.

When is Daylight Saving Time (DST) in Chico?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Chico, 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 Chico?

The month with the longest days is June, with an average of 14h and 54min of daylight.

What is the month with the highest UV index in Chico?

June and July, with an average maximum UV index of 7, are months with the highest UV index.

What month is the hottest in Chico?

The month of July sees the average highest temperatures in Chico, reaching 95.2°F (35.1°C) at the peak and 63.5°F (17.5°C) at the low.

What is the least humid month in Chico?

With an average relative humidity of 32%, July is the least humid month in Chico, California.

What is the driest month in Chico?

July is the month with the least rainfall in Chico, California. Rain falls for 2.1 days and accumulates 0.08" (2mm) of precipitation.

What month has the most sunshine in Chico?

With an average of 12.2h of sunshine, July has the most sunshine of the year in Chico, California.

What part of the year is the coldest in Chico?

In Chico, the average lowest temperatures are observed in December, with a high of 53.2°F (11.8°C) and a low of 39°F (3.9°C).

When does it snow in Chico?

The only month with snowfall in Chico is December.

When does it snow the most in Chico?

December is the month with the most snowfall. Snow falls for 0.4 days and accumulates 0.12" (3mm) of snow.

What is the month with the shortest days in Chico?

With an average of 9h and 24min of daylight, December has the shortest days of the year in Chico, California.

Average temperature
Chico, CA

Average temperature - Chico, CA

The warmest month (with the highest average high temperature) is July (95.2°F).
The month with the lowest average high temperature is December (53.2°F).

The month with the highest average low temperature is July (63.5°F).
The coldest month (with the lowest average low temperature) is December (39°F).

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Average pressure
Chico, CA

Average pressure - Chico, CA

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

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Average wind speed
Chico, CA

Average wind speed - Chico, CA

The windiest month (with the highest average wind speed) is March (6.8mph).
The calmest month (with the lowest average wind speed) is August (4.9mph).

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Average rainfall
Chico, CA

Average rainfall - Chico, CA

The wettest month (with the highest rainfall) is February (3.94").
The driest month (with the least rainfall) is July (0.08").

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Average rainfall days
Chico, CA

Average rainfall days - Chico, CA

The month with the highest number of rainy days is March (15.2 days).
The month with the least rainy days is August (1.9 days).

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Average snowfall
Chico, CA

Average snowfall - Chico, CA

The month with the highest snowfall is December (0.12").
The months with the least snowfall are January, February, March, April, May, June, July, August, September, October and November (0").

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Average snowfall days
Chico, CA

Average snowfall days - Chico, CA

The month with the highest number of snowfall days is December (0.4 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
Chico, CA

Average daylight / Average sunshine - Chico, CA

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).

The month with the most sunshine is July (Average sunshine: 12h and 12min).
The months with the least sunshine are January and December (Average sunshine: 5h and 54min).

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Average sunshine days
Chico, CA

Average sunshine days - Chico, CA

The month with the most sunshine days is August (28.1 days).
The month with the least sunshine days is March (14.9 days).

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Average UV index
Chico, CA

Average UV index - Chico, CA

The months with the highest UV index are June and July (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 3).

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Average visibility
Chico, CA

Average visibility - Chico, CA

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

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Chico, California, USA

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