Climate and monthly weather forecast
Garden Grove, CA

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Weather in January

January, the same as December, is another enjoyable winter month in Garden Grove, California, with temperature in the range of an average low of 52.3°F (11.3°C) and an average high of 65.1°F (18.4°C). Garden Grove, California, marks the start of January with an average high-temperature of a still refreshing 65.1°F (18.4°C), hinting at a slight fluctuation from December's 63.5°F (17.5°C). Weather in January »

Weather in February

The last month of the winter, February, is another comfortable month in Garden Grove, California, with temperature in the range of an average low of 51.4°F (10.8°C) and an average high of 64.4°F (18°C). February experiences an average high-temperature of a still comfortable 64.4°F (18°C), barely different from January's 65.1°F (18.4°C). Weather in February »

Weather in March

The first month of the spring, March, is still a refreshing month in Garden Grove, California, with temperature in the range of an average low of 52.7°F (11.5°C) and an average high of 66.7°F (19.3°C). The onset of March marks an average high-temperature of a still refreshing 66.7°F (19.3°C), hardly differing from February's 64.4°F (18°C). Weather in March »

Weather in April

April in Garden Grove, California, is a pleasant spring month, with an average temperature varying between 54.7°F (12.6°C) and 68.7°F (20.4°C). March's transformation into April witnesses an average high-temperature of an agreeable 68.7°F (20.4°C), noting a minor change from the preceding month. Weather in April »

Weather in May

May, the last month of the spring in Garden Grove, is another pleasant month, with an average temperature fluctuating between 70.3°F (21.3°C) and 56.5°F (13.6°C). Upon the beginning of May, Garden Grove's high-temperatures register at a still agreeable 70.3°F (21.3°C), closely mirroring the preceding month. Weather in May »

Weather in June

The first month of the summer, June, is a moderately hot month in Garden Grove, California, with an average temperature ranging between max 74.1°F (23.4°C) and min 58.8°F (14.9°C). Transitioning from May to June, Garden Grove observes an average high-temperature of a warm 74.1°F (23.4°C), differing subtly from the previous month. Weather in June »

Weather in July

July, the same as June, is a moderately hot summer month in Garden Grove, California, with an average temperature fluctuating between 63.3°F (17.4°C) and 78.6°F (25.9°C). Garden Grove registers an average high-temperature of a still moderately hot 78.6°F (25.9°C) with the arrival of July, showing minor deviation from the preceding month. Weather in July »

Weather in August

August, the last month of the summer in Garden Grove, is also a moderately hot month, with an average temperature ranging between max 80.2°F (26.8°C) and min 65.1°F (18.4°C). Garden Grove experiences its highest temperatures in August, with an average peak of 80.2°F (26.8°C) and a low of 65.1°F (18.4°C). Weather in August »

Weather in September

The first month of the autumn, September, is still a warm month in Garden Grove, California, with an average temperature fluctuating between 64.8°F (18.2°C) and 79.7°F (26.5°C). Garden Grove, California, records a slight change with September's average high-temperatures adjusting to a still moderately hot 79.7°F (26.5°C) from August's 80.2°F (26.8°C). Weather in September »

Weather in October

October, the same as September, is a moderately hot autumn month in Garden Grove, California, with temperature in the range of an average low of 61.7°F (16.5°C) and an average high of 75.4°F (24.1°C). October observes an average high-temperature of a still moderately hot 75.4°F (24.1°C), marking an insignificant difference from September's 79.7°F (26.5°C). Weather in October »

Weather in November

November, the last month of the autumn in Garden Grove, is also an agreeable month, with an average temperature varying between 57.4°F (14.1°C) and 70.2°F (21.2°C). With the start of November, Garden Grove measures an average high-temperature of a pleasant 70.2°F (21.2°C), not significantly differing from October's 75.4°F (24.1°C). Weather in November »

Weather in December

December, the first month of the winter in Garden Grove, is still a comfortable month, with an average temperature ranging between max 63.5°F (17.5°C) and min 52.2°F (11.2°C). In Garden Grove, California, the lowest average temperatures are observed in December, with a high of 63.5°F (17.5°C) and a low of 52.2°F (11.2°C). Weather in December »
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Frequently asked questions

How many days does it rain in Garden Grove?

In Garden Grove, California, during the entire year, the rain falls for 39.3 days and collects up to 2.95" (75mm) of precipitation.

What are the months with the lowest UV index in Garden Grove?

The months with the lowest UV index in Garden Grove are January, February, November and December, with an average maximum UV index of 4.

When is Daylight Saving Time (DST) in Garden Grove?

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.

What is the most humid month in Garden Grove?

June is the most humid month in Garden Grove, California, with an average relative humidity of 69%.

What is the driest month in Garden Grove?

June is the only month when rain does not fall in Garden Grove, California.

When are the longest days in Garden Grove?

June has the longest days of the year in Garden Grove, with an average of 14h and 24min of daylight.

When is the highest UV index in Garden Grove?

The months with the highest UV index are June through September, with an average maximum UV index of 6.

When does it rain in Garden Grove?

January through May, July through December are months with rainfall in Garden Grove, California.

What is the month with the most sunshine in Garden Grove?

The months with the most sunshine are July and August, with an average of 12h of sunshine.

What part of the year is the hottest in Garden Grove?

The highest temperatures in Garden Grove are recorded in August, with averages reaching a high of 80.2°F (26.8°C) and a low of 65.1°F (18.4°C).

What is the least humid month in Garden Grove?

With an average relative humidity of 54%, November is the least humid month in Garden Grove, California.

What part of the year is the coldest in Garden Grove?

Garden Grove, California, witnesses the coldest weather in December, with temperatures averaging a high of 63.5°F (17.5°C) and a low of 52.2°F (11.2°C).

What is the rainiest month in Garden Grove?

December is the month with the most rainfall in Garden Grove, California. Rain falls for 5.5 days and accumulates 0.71" (18mm) of precipitation.

What is the month with the shortest days in Garden Grove?

The month with the shortest days is December, with an average of 10h and 0min of daylight.

What is the month with the least sunshine in Garden Grove?

December has the least sunshine of the year in Garden Grove, California, with an average of 6.7h of sunshine.

Average temperature
Garden Grove, CA

Average temperature - Garden Grove, CA

The warmest month (with the highest average high temperature) is August (80.2°F).
The month with the lowest average high temperature is December (63.5°F).

The month with the highest average low temperature is August (65.1°F).
The coldest month (with the lowest average low temperature) is February (51.4°F).

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Average pressure
Garden Grove, CA

Average pressure - Garden Grove, CA

The month with the highest atmospheric pressure is January (30.1"Hg).
The months with the lowest atmospheric pressure are June and September (29.89"Hg).

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Average wind speed
Garden Grove, CA

Average wind speed - Garden Grove, CA

The windiest month (with the highest average wind speed) is April (6.3mph).
The calmest month (with the lowest average wind speed) is September (4.9mph).

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Average rainfall
Garden Grove, CA

Average rainfall - Garden Grove, CA

The wettest month (with the highest rainfall) is December (0.71").
The driest month (with the least rainfall) is June (0").

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Average rainfall days
Garden Grove, CA

Average rainfall days - Garden Grove, CA

The month with the highest number of rainy days is March (6 days).
The month with the least rainy days is June (0.9 days).

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Average daylight / Average sunshine
Garden Grove, CA

Average daylight / Average sunshine - Garden Grove, CA

The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 10h and 0min).

The months with the most sunshine are July and August (Average sunshine: 12h and 0min).
The month with the least sunshine is December (Average sunshine: 6h and 42min).

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Average sunshine days
Garden Grove, CA

Average sunshine days - Garden Grove, CA

The month with the most sunshine days is June (28.1 days).
The month with the least sunshine days is February (22.1 days).

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Average UV index
Garden Grove, CA

Average UV index - Garden Grove, CA

The months with the highest UV index are June, July, August and September (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 4).

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Average visibility
Garden Grove, CA

Average visibility - Garden Grove, 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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Garden Grove, California, USA

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