Climate and monthly weather forecast
Greenville, CA

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Weather in January

January, the same as December, is another cold winter month in Greenville, California, with an average temperature varying between 40.8°F (4.9°C) and 24.6°F (-4.1°C). With the onset of January, the average high-temperature stands at a still wintry 40.8°F (4.9°C), closely aligned with December's 39.2°F (4°C). Weather in January »

Weather in February

February, the last month of the winter in Greenville, is also a wintry month, with temperature in the range of an average high of 42.4°F (5.8°C) and an average low of 25.5°F (-3.6°C). Greenville's shift into February sets the average high-temperature at a still icy 42.4°F (5.8°C), a figure that deviates only slightly from January's 40.8°F (4.9°C). Weather in February »

Weather in March

March, the first month of the spring in Greenville, is a chilly month, with temperature in the range of an average low of 28°F (-2.2°C) and an average high of 45.1°F (7.3°C). Greenville transitions into March recording an average high-temperature of a chilly 45.1°F (7.3°C), closely aligning with the preceding month's temperature. Weather in March »

Weather in April

April is a cool spring month in Greenville, California, with an average temperature ranging between min 32.5°F (0.3°C) and max 53.2°F (11.8°C). A minor escalation in the average high-temperature is seen with the onset of April, moving from a frosty 45.1°F (7.3°C) in March to a cool 53.2°F (11.8°C). Weather in April »

Weather in May

The last month of the spring, May, is a refreshing month in Greenville, California, with an average temperature varying between 37.9°F (3.3°C) and 62.2°F (16.8°C). As Greenville, California, transitions into May, a rise in the average high-temperature is observed, moving from a fresh 53.2°F (11.8°C) in April to a refreshing 62.2°F (16.8°C). Weather in May »

Weather in June

June, the first month of the summer in Greenville, is a moderately hot month, with an average temperature varying between 44.2°F (6.8°C) and 73.8°F (23.2°C). June marks a rise in the average high-temperature, moving from May's comfortable 62.2°F (16.8°C) to a moderately hot 73.8°F (23.2°C). Weather in June »

Weather in July

July, like June, in Greenville, California, is another warm summer month, with temperature in the range of an average low of 49.1°F (9.5°C) and an average high of 83.1°F (28.4°C). Greenville records the warmest temperatures in July, averaging a high of 83.1°F (28.4°C) and a low of 49.1°F (9.5°C). The heat index for July is calculated to be 82.4°F (28°C). Weather in July »

Weather in August

August, the last month of the summer in Greenville, is also a moderately hot month, with an average temperature fluctuating between 47.8°F (8.8°C) and 82.9°F (28.3°C). The advent of August denotes an average high-temperature of a still warm 82.9°F (28.3°C), subtly different from July's 83.1°F (28.4°C). Weather in August »

Weather in September

September, the first month of the autumn in Greenville, is also a moderately hot month, with temperature in the range of an average high of 75°F (23.9°C) and an average low of 43.9°F (6.6°C). As August shifts into September, a minor alteration in temperatures is observed, with average highs reducing from 82.9°F (28.3°C) to a still warm 75°F (23.9°C). Weather in September »

Weather in October

October, like September, in Greenville, California, is another enjoyable autumn month, with an average temperature fluctuating between 36.5°F (2.5°C) and 61.9°F (16.6°C). With October's arrival, Greenville sees a decrease in average high-temperatures, moving from a warm 75°F (23.9°C) in September to an enjoyable 61.9°F (16.6°C). Weather in October »

Weather in November

November, the last month of the autumn in Greenville, is another chilly month, with an average temperature ranging between min 28.6°F (-1.9°C) and max 49.3°F (9.6°C). Welcoming November, Greenville observes a shift in the average high-temperature, falling from October's enjoyable 61.9°F (16.6°C) to a chilly 49.3°F (9.6°C). Weather in November »

Weather in December

December, the first month of the winter in Greenville, is also an icy month, with an average temperature varying between 39.2°F (4°C) and 23.4°F (-4.8°C). December stands out as Greenville's coldest month, with temperatures ranging between an average high of 39.2°F (4°C) and a low of 23.4°F (-4.8°C). Weather in December »
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Frequently asked questions

What are the most humid months in Greenville?

January and March, with an average relative humidity of 81%, are most humid months.

How many days does it rain in Greenville?

Throughout the year, in Greenville, there are 91.7 rainfall days, and 23.19" (589mm) of precipitation is accumulated.

When does it snow in Greenville?

January through May, October through December are months with snowfall.

How many days does it snow in Greenville?

In Greenville, California, during the entire year, snow falls for 37.7 days and aggregates up to 56.02" (1423mm) of snow.

What is the month with the least sunshine in Greenville?

With an average of 5.4h of sunshine, January has the least sunshine of the year in Greenville, California.

When is the lowest UV index in Greenville?

January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index.

What is the wettest month in Greenville?

The months with the most rainfall are February and December, with an average 4.06" (103mm) of precipitation.

What is the snowiest month in Greenville?

The month with the most snowfall is February, when snow falls for 6.9 days and typically aggregates up to 13.07" (332mm) of snow.

When is Daylight Saving Time (DST) in Greenville?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Greenville, 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 it does not snow in Greenville?

June through September are months without snowfall in Greenville, California.

When are the longest days in Greenville?

With an average of 15h and 0min of daylight, June has the longest days of the year in Greenville.

What time of the year is the hottest in Greenville?

July stands out as Greenville's warmest month, with temperatures ranging between an average high of 83.1°F (28.4°C) and a low of 49.1°F (9.5°C).

What is the least humid month in Greenville?

With an average relative humidity of 41%, July is the least humid month in Greenville.

What is the driest month in Greenville?

July is the month with the least rainfall. Rain falls for 2.5 days and accumulates 0.12" (3mm) of precipitation.

What month has the most sunshine in Greenville?

July has the most sunshine of the year, with an average of 12.1h of sunshine.

When is the highest UV index in Greenville?

With an average maximum UV index of 6, July is the month with the highest UV index in Greenville, California.

What part of the year is the coldest in Greenville?

December, characterized by an average high temperature of 39.2°F (4°C) and a low temperature of 23.4°F (-4.8°C), is generally the coldest month in Greenville.

What is the month with the shortest days in Greenville?

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

Average temperature
Greenville, CA

Average temperature - Greenville, CA

The warmest month (with the highest average high temperature) is July (83.1°F).
The month with the lowest average high temperature is December (39.2°F).

The month with the highest average low temperature is July (49.1°F).
The coldest month (with the lowest average low temperature) is December (23.4°F).

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Average pressure
Greenville, CA

Average pressure - Greenville, CA

The month with the highest atmospheric pressure is January (30.19"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

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Average wind speed
Greenville, CA

Average wind speed - Greenville, CA

The windiest month (with the highest average wind speed) is March (6.4mph).
The calmest month (with the lowest average wind speed) is August (4.7mph).

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Average humidity
Greenville, CA

Average humidity - Greenville, CA

The months with the highest relative humidity are January and March (81%).
The month with the lowest relative humidity is July (41%).

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Average rainfall
Greenville, CA

Average rainfall - Greenville, CA

The wettest months (with the highest rainfall) are February and December (4.06").
The driest month (with the least rainfall) is July (0.12").

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Average rainfall days
Greenville, CA

Average rainfall days - Greenville, CA

The month with the highest number of rainy days is March (13.3 days).
The month with the least rainy days is August (1.8 days).

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Average snowfall
Greenville, CA

Average snowfall - Greenville, CA

The month with the highest snowfall is February (13.07").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days
Greenville, CA

Average snowfall days - Greenville, CA

The month with the highest number of snowfall days is March (8.5 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight / Average sunshine
Greenville, CA

Average daylight / Average sunshine - Greenville, CA

The month with the longest days is June (Average daylight: 15h and 0min).
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 6min).
The month with the least sunshine is January (Average sunshine: 5h and 24min).

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Average sunshine days
Greenville, CA

Average sunshine days - Greenville, CA

The month with the most sunshine days is August (27.8 days).
The month with the least sunshine days is March (12.3 days).

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Average UV index
Greenville, CA

Average UV index - Greenville, CA

The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).

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Average visibility
Greenville, CA

Average visibility - Greenville, CA

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

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Greenville, California, USA

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