Climate and monthly weather forecast
Greenville, PA

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Weather in January

January, like December, is a freezing cold winter month in Greenville, Pennsylvania, with an average temperature fluctuating between 30.6°F (-0.8°C) and 18.1°F (-7.7°C). In Greenville, the lowest average temperatures are observed in January, with a high of 30.6°F (-0.8°C) and a low of 18.1°F (-7.7°C). Weather in January »

Weather in February

The last month of the winter, February, is an icy month in Greenville, Pennsylvania, with an average temperature fluctuating between 19.8°F (-6.8°C) and 34.3°F (1.3°C). Shifting into February, Greenville records an average high-temperature of a cold 34.3°F (1.3°C), presenting minor fluctuations compared to the previous month. Weather in February »

Weather in March

March, the first month of the spring in Greenville, is a chilly month, with an average temperature ranging between min 27.9°F (-2.3°C) and max 44.2°F (6.8°C). With the onset of March, Greenville's average high-temperature sees a rise, moving from February's icy 34.3°F (1.3°C) to a frosty 44.2°F (6.8°C). Weather in March »

Weather in April

April is a mild spring month in Greenville, Pennsylvania, with an average temperature varying between 37.9°F (3.3°C) and 56.8°F (13.8°C). The shift from March to April brings an increase in the average high-temperature, moving from a chilly 44.2°F (6.8°C) to a moderate 56.8°F (13.8°C). Weather in April »

Weather in May

May, the last month of the spring in Greenville, is a pleasant month, with an average temperature ranging between max 69.3°F (20.7°C) and min 48.6°F (9.2°C). The arrival of May signals an increase in the average high-temperature, moving from a refreshing 56.8°F (13.8°C) in April to an agreeable 69.3°F (20.7°C). Weather in May »

Weather in June

June, the first month of the summer in Greenville, is a warm month, with temperature in the range of an average low of 55.4°F (13°C) and an average high of 76.5°F (24.7°C). The shift from May to June is marked by a slight increase in the average high-temperature, moving from an agreeable 69.3°F (20.7°C) to a moderately hot 76.5°F (24.7°C). Weather in June »

Weather in July

July, the same as June, is a moderately hot summer month in Greenville, Pennsylvania, with an average temperature fluctuating between 59.5°F (15.3°C) and 80.8°F (27.1°C). July, recording an average high temperature of 80.8°F (27.1°C) and a low temperature of 59.5°F (15.3°C), is Greenville's warmest month. July's mean heat index is computed to be a tropical 86°F (30°C). Weather in July »

Weather in August

The last month of the summer, August, is another warm month in Greenville, Pennsylvania, with an average temperature varying between 58.3°F (14.6°C) and 79.3°F (26.3°C). The average high-temperature is a still warm 79.3°F (26.3°C) in August, hardly different from the 80.8°F (27.1°C) recorded in July. Weather in August »

Weather in September

The first month of the autumn, September, is also an agreeable month in Greenville, Pennsylvania, with an average temperature ranging between min 53.4°F (11.9°C) and max 72.7°F (22.6°C). A mild drop in Greenville's average high-temperature is observed in September, transitioning from a moderately hot 79.3°F (26.3°C) in August to a pleasant 72.7°F (22.6°C). Weather in September »

Weather in October

October, like September, is another refreshing autumn month in Greenville, Pennsylvania, with an average temperature varying between 59.7°F (15.4°C) and 43.9°F (6.6°C). In Greenville, the average high-temperature in October decreases from an agreeable 72.7°F (22.6°C) in September to a moderate 59.7°F (15.4°C). Weather in October »

Weather in November

The last month of the autumn, November, is another chilly month in Greenville, Pennsylvania, with temperature in the range of an average high of 46.8°F (8.2°C) and an average low of 32.7°F (0.4°C). The commencement of November indicates a shift in the average high-temperature, receding from October's mild 59.7°F (15.4°C) to a frosty 46.8°F (8.2°C). Weather in November »

Weather in December

The first month of the winter, December, is also a wintry month in Greenville, Pennsylvania, with temperature in the range of an average high of 37°F (2.8°C) and an average low of 26.4°F (-3.1°C). December is characterized by a reduction in the average high-temperature, from a chilly 46.8°F (8.2°C) in November to a wintry 37°F (2.8°C). Weather in December »
Updated: Jul 11, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the coldest time of year?

January stands out as Greenville's coldest month, with temperatures ranging between an average high of 30.6°F (-0.8°C) and a low of 18.1°F (-7.7°C).

How much does it rain?

Throughout the year, there are 167.1 rainfall days, and 24.25" (616mm) of precipitation is accumulated.

When does it snow?

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

What is the snowiest month?

The month with the most snowfall is January, when snow falls for 19.9 days and typically aggregates up to 6.38" (162mm) of snow.

How many days does it snow?

Throughout the year, there are 79.6 snowfall days, and 25" (635mm) of snow is accumulated.

What is the month with the least sunshine?

The month with the least sunshine is January, with an average of 2.4h of sunshine.

What is the most humid month?

February is the most humid month in Greenville, with an average relative humidity of 89%.

When is Daylight Saving Time (DST)?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from EST to EDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from EDT to EST.

What are the least humid months?

The months with the lowest humidity are May through July, with an average relative humidity of 79%.

When it does not snow?

In Greenville, snow does not fall in June through September.

When are the longest days?

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

What is the hottest time of year?

July is the warmest month in Greenville, exhibiting average temperatures of 80.8°F (27.1°C) at the peak and 59.5°F (15.3°C) at the base.

What are the months with the most sunshine?

The months with the most sunshine are July and August, with an average of 9.9h of sunshine.

What is the month with the highest UV index?

July is the month with the highest UV index, with an average maximum UV index of 6.

What is the driest month?

September is the month with the least rainfall. Rain falls for 13.8 days and accumulates 1.57" (40mm) of precipitation.

What is the rainiest month?

The month with the most rainfall is October, when the rain falls for 16.7 days and typically aggregates up to 2.52" (64mm) of precipitation.

What is the month with the shortest days?

The month with the shortest days in Greenville is December, with an average of 9h and 12min of daylight.

What is the month with the lowest UV index?

With an average maximum UV index of 1, December is the month with the lowest UV index.

Average temperature
Greenville, PA

Average temperature - Greenville, PA

The warmest month (with the highest average high temperature) is July (80.8°F).
The month with the lowest average high temperature is January (30.6°F).

The month with the highest average low temperature is July (59.5°F).
The coldest month (with the lowest average low temperature) is January (18.1°F).

Average pressure
Greenville, PA

Average pressure - Greenville, PA

The month with the highest atmospheric pressure is November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

Average wind speed
Greenville, PA

Average wind speed - Greenville, PA

The windiest month (with the highest average wind speed) is January (8.1mph).
The calmest month (with the lowest average wind speed) is July (5.1mph).

Average humidity
Greenville, PA

Average humidity - Greenville, PA

The month with the highest relative humidity is February (89%).
The months with the lowest relative humidity are May, June and July (79%).

Average rainfall
Greenville, PA

Average rainfall - Greenville, PA

The wettest month (with the highest rainfall) is October (2.52").
The driest month (with the least rainfall) is September (1.57").

Average rainfall days
Greenville, PA

Average rainfall days - Greenville, PA

The month with the highest number of rainy days is May (17.6 days).
The month with the least rainy days is January (8 days).

Average snowfall
Greenville, PA

Average snowfall - Greenville, PA

The month with the highest snowfall is January (6.38").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days
Greenville, PA

Average snowfall days - Greenville, PA

The month with the highest number of snowfall days is January (19.9 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight / Average sunshine
Greenville, PA

Average daylight / Average sunshine - Greenville, PA

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 12min).

The months with the most sunshine are July and August (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 2h and 24min).

Average sunshine days
Greenville, PA

Average sunshine days - Greenville, PA

The month with the most sunshine days is August (12.6 days).
The month with the least sunshine days is February (6.3 days).

Average visibility
Greenville, PA

Average visibility - Greenville, PA

The months with the highest visibility are March, April, May, June, July, August, September, October and November (5mi).
The months with the lowest visibility are January, February and December (4mi).

Greenville, Pennsylvania, USA

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