Climate and monthly weather forecast
Gridley, CA

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Weather in January

January in Gridley, California, is a moderate winter month, with an average temperature varying between 41.9°F (5.5°C) and 56.8°F (13.8°C). The advent of January reveals an average high-temperature of a refreshing 56.8°F (13.8°C), showing minimal difference from the prior month. Weather in January »

Weather in February

The last month of the winter, February, is another mild month in Gridley, California, with an average temperature varying between 58.8°F (14.9°C) and 41.9°F (5.5°C). During February, Gridley records an average high-temperature of a still moderate 58.8°F (14.9°C), marking a slight divergence from January's 56.8°F (13.8°C). Weather in February »

Weather in March

March, the first month of the spring in Gridley, is a refreshing month, with an average temperature ranging between min 44.2°F (6.8°C) and max 62.2°F (16.8°C). Stepping into March, Gridley records an average high-temperature of a still refreshing 62.2°F (16.8°C), almost consistent with February. Weather in March »

Weather in April

April in Gridley, California, is an agreeable spring month, with an average temperature fluctuating between 48°F (8.9°C) and 69.8°F (21°C). The beginning of April marks a minor shift in the average high-temperature, moving from March's enjoyable 62.2°F (16.8°C) to an agreeable 69.8°F (21°C). Weather in April »

Weather in May

The last month of the spring, May, is a warm month in Gridley, California, with an average temperature fluctuating between 78.4°F (25.8°C) and 53.6°F (12°C). With the start of May, the average high-temperature marginally shifts from April's agreeable 69.8°F (21°C) to a warm 78.4°F (25.8°C). Weather in May »

Weather in June

The first month of the summer, June, is a tropical month in Gridley, California, with an average temperature fluctuating between 60.3°F (15.7°C) and 89.2°F (31.8°C). In Gridley, stepping into June brings a temperature increase, moving up from May's moderately hot 78.4°F (25.8°C) to a hot 89.2°F (31.8°C). Weather in June »

Weather in July

July in Gridley, California, is a fiery hot summer month, with an average temperature fluctuating between 96.4°F (35.8°C) and 63.1°F (17.3°C). July is the warmest month, with an average high-temperature of 96.4°F (35.8°C) and an average low-temperature of 63.1°F (17.3°C). Weather in July »

Weather in August

August, the last month of the summer in Gridley, is another torrid month, with temperature in the range of an average high of 95.2°F (35.1°C) and an average low of 62.2°F (16.8°C). August's advent presents an average high-temperature of a still torrid 95.2°F (35.1°C), indicating a slight variation from the conditions of the previous month. Weather in August »

Weather in September

September, the first month of the autumn in Gridley, is also a hot month, with an average temperature ranging between max 89.2°F (31.8°C) and min 60.8°F (16°C). September signifies a minor drop in average high-temperature, transitioning from a torrid 95.2°F (35.1°C) in August to a tropical 89.2°F (31.8°C). Weather in September »

Weather in October

October, the same as September, is another warm autumn month in Gridley, California, with an average temperature varying between 76.6°F (24.8°C) and 54.1°F (12.3°C). The shift to October brings a decrease in the average high-temperature, falling from a hot 89.2°F (31.8°C) in September to a warm 76.6°F (24.8°C). Weather in October »

Weather in November

November, the last month of the autumn in Gridley, is another refreshing month, with an average temperature fluctuating between 63.3°F (17.4°C) and 46°F (7.8°C). During Gridley's transition into November, the average high-temperature lessens, moving from a moderately hot 76.6°F (24.8°C) in October to a comfortable 63.3°F (17.4°C). Weather in November »

Weather in December

The first month of the winter, December, is still a cool month in Gridley, California, with an average temperature ranging between max 54.5°F (12.5°C) and min 41°F (5°C). Gridley witnesses the coldest weather in December, with temperatures averaging a high of 54.5°F (12.5°C) and a low of 41°F (5°C). Weather in December »
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Frequently asked questions

How much does it rain in Gridley?

Throughout the year, in Gridley, there are 81.5 rainfall days, and 21.34" (542mm) of precipitation is accumulated.

When does it snow in Gridley?

January and February are months with snowfall.

When does it snow the most in Gridley?

The month with the most snowfall in Gridley, California, is January, when 0.39" (10mm) of snow is typically aggregated.

How much does it snow in Gridley?

In Gridley, California, during the entire year, snow aggregates up to 0.51" (13mm).

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

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

What is the rainiest month in Gridley?

The wettest months in Gridley are February and March, with an average 3.98" (101mm) of rainfall.

What is the most humid month in Gridley?

The most humid month in Gridley is March, with an average relative humidity of 72%.

When it does not snow in Gridley?

March through December are months without snowfall in Gridley, California.

When is Daylight Saving Time (DST) in Gridley?

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

June has the longest days of the year in Gridley, with an average of 14h and 54min of daylight.

When is the highest UV index in Gridley?

The months with the highest UV index are June through August, with an average maximum UV index of 7.

What part of the year is the hottest in Gridley?

With average high and low temperatures of 96.4°F (35.8°C) and 63.1°F (17.3°C) respectively, July is Gridley's warmest month.

What is the least humid month in Gridley?

The least humid month in Gridley, California, is July, with an average relative humidity of 35%.

What is the driest month in Gridley?

The month with the least rainfall in Gridley, California, is July, when the rain falls for 1.4 days and typically collects 0.04" (1mm) of precipitation.

What month has the most sunshine in Gridley?

The month with the most sunshine in Gridley is July, with an average of 12.2h of sunshine.

What month is the coldest in Gridley?

Gridley witnesses the coldest weather in December, with temperatures averaging a high of 54.5°F (12.5°C) and a low of 41°F (5°C).

What is the month with the shortest days in Gridley?

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

What is the month with the least sunshine in Gridley?

December has the least sunshine of the year, with an average of 5.9h of sunshine.

Average temperature
Gridley, CA

Average temperature - Gridley, CA

The warmest month (with the highest average high temperature) is July (96.4°F).
The month with the lowest average high temperature is December (54.5°F).

The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is December (41°F).

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Average pressure
Gridley, CA

Average pressure - Gridley, 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
Gridley, CA

Average wind speed - Gridley, CA

The windiest month (with the highest average wind speed) is March (6.1mph).
The calmest month (with the lowest average wind speed) is September (4.7mph).

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Average rainfall
Gridley, CA

Average rainfall - Gridley, CA

The wettest months (with the highest rainfall) are February and March (3.98").
The driest month (with the least rainfall) is July (0.04").

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Average rainfall days
Gridley, CA

Average rainfall days - Gridley, CA

The month with the highest number of rainy days is March (14.3 days).
The month with the least rainy days is July (1.4 days).

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Average snowfall
Gridley, CA

Average snowfall - Gridley, CA

The month with the highest snowfall is January (0.4").
The months with the least snowfall are March, April, May, June, July, August, September, October, November and December (0").

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Average snowfall days
Gridley, CA

Average snowfall days - Gridley, CA

The month with the highest number of snowfall days is December (0.1 days).
The months with the least snowfall days are January, February, March, April, May, June, July, August, September, October and November (0 days).

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Average daylight / Average sunshine
Gridley, CA

Average daylight / Average sunshine - Gridley, 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 month with the least sunshine is December (Average sunshine: 5h and 54min).

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Average sunshine days
Gridley, CA

Average sunshine days - Gridley, CA

The month with the most sunshine days is July (29.1 days).
The month with the least sunshine days is March (16 days).

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Average UV index
Gridley, CA

Average UV index - Gridley, CA

The months with the highest UV index are June, July and August (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
Gridley, CA

Average visibility - Gridley, 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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Gridley, California, USA

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