Climate and monthly weather forecast
Llewellyn Corners, PA

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Weather in January

January, the same as December, in Llewellyn Corners, Pennsylvania, is another subzero cold winter month, with temperature in the range of an average low of 18.7°F (-7.4°C) and an average high of 30.6°F (-0.8°C). January is Llewellyn Corners's coldest month, registering average high temperatures of 30.6°F (-0.8°C) and lows of 18.7°F (-7.4°C). Weather in January »

Weather in February

The last month of the winter, February, is a cold month in Llewellyn Corners, Pennsylvania, with an average temperature varying between 20.8°F (-6.2°C) and 34.5°F (1.4°C). Transitioning into February, Llewellyn Corners experiences an average high-temperature of an icy 34.5°F (1.4°C), marking a minor shift from the preceding month. Weather in February »

Weather in March

The first month of the spring, March, is a frosty month in Llewellyn Corners, Pennsylvania, with an average temperature varying between 43°F (6.1°C) and 27.3°F (-2.6°C). The shift from February to March introduces a subtle increase in the average high-temperature, moving from an icy 34.5°F (1.4°C) to a chilly 43°F (6.1°C). Weather in March »

Weather in April

April is a refreshing spring month in Llewellyn Corners, Pennsylvania, with an average temperature varying between 37.4°F (3°C) and 55.4°F (13°C). In April, the average high-temperature increases from a chilly 43°F (6.1°C) in March to a refreshing 55.4°F (13°C). Weather in April »

Weather in May

The last month of the spring, May, is a comfortable month in Llewellyn Corners, Pennsylvania, with an average temperature fluctuating between 48°F (8.9°C) and 67.6°F (19.8°C). With the onset of May, Llewellyn Corners's average high-temperature sees a rise, moving from April's 55.4°F (13°C) to a still refreshing 67.6°F (19.8°C). Weather in May »

Weather in June

June, the first month of the summer in Llewellyn Corners, is a moderately hot month, with an average temperature fluctuating between 54.5°F (12.5°C) and 75.2°F (24°C). June signals a minor shift in the average high-temperature, moving from May's refreshing 67.6°F (19.8°C) to a warm 75.2°F (24°C). Weather in June »

Weather in July

July, like June, in Llewellyn Corners, Pennsylvania, is a moderately hot summer month, with an average temperature ranging between max 80.8°F (27.1°C) and min 59.2°F (15.1°C). Llewellyn Corners's warmest temperatures are experienced in July, with average high temperatures of 80.8°F (27.1°C) and lows of 59.2°F (15.1°C). The heat index for July is appraised at a hot 86°F (30°C). Weather in July »

Weather in August

The last month of the summer, August, is another warm month in Llewellyn Corners, Pennsylvania, with an average temperature fluctuating between 78.3°F (25.7°C) and 57.6°F (14.2°C). The initiation of August records an average high-temperature of a still warm 78.3°F (25.7°C), displaying a near consistency with the previous month. Weather in August »

Weather in September

The first month of the autumn, September, is still a pleasant month in Llewellyn Corners, Pennsylvania, with an average temperature fluctuating between 71.4°F (21.9°C) and 51.6°F (10.9°C). September signals a slight drop in average high-temperature, sliding from August's moderately hot 78.3°F (25.7°C) to an agreeable 71.4°F (21.9°C). Weather in September »

Weather in October

October, the same as September, in Llewellyn Corners, Pennsylvania, is another mild autumn month, with temperature in the range of an average high of 59°F (15°C) and an average low of 42.8°F (6°C). October implies a gentle temperature shift, with average high-temperatures reducing from September's agreeable 71.4°F (21.9°C) to a refreshing 59°F (15°C). Weather in October »

Weather in November

The last month of the autumn, November, is another chilly month in Llewellyn Corners, Pennsylvania, with an average temperature ranging between min 32.5°F (0.3°C) and max 46.2°F (7.9°C). With November's onset, the weather shows a temperature decrease, transitioning from a moderate 59°F (15°C) in October to a chilly 46.2°F (7.9°C). Weather in November »

Weather in December

The first month of the winter, December, is also a wintry month in Llewellyn Corners, Pennsylvania, with temperature in the range of an average low of 25.9°F (-3.4°C) and an average high of 36.9°F (2.7°C). December shows a mild decline in the average high-temperature, falling from November's chilly 46.2°F (7.9°C) to a wintry 36.9°F (2.7°C). Weather in December »
Updated: Aug 22, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the coldest month?

January is the coldest month, with the temperature often reaching an average high of 30.6°F (-0.8°C) and an average low of 18.7°F (-7.4°C).

How much does it rain?

In Llewellyn Corners, during the entire year, the rain falls for 142.7 days and collects up to 13.19" (335mm) of precipitation.

When does it snow?

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

How many days does it snow?

In Llewellyn Corners, during the entire year, snow falls for 49.9 days and aggregates up to 9.92" (252mm) of snow.

What is the month with the least sunshine?

January and February, with an average of 3.7h of sunshine, are months with the least sunshine.

What are the most humid months?

The months with the highest humidity are February and December, with an average relative humidity of 84%.

When does it snow the most?

February is the month with the most snowfall. Snow falls for 11.5 days and accumulates 2.83" (72mm) of snow.

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 is the least humid month?

The least humid month is April, with an average relative humidity of 77%.

When is the highest UV index?

The months with the highest UV index are May through August, with an average maximum UV index of 5.

When it does not snow?

In Llewellyn Corners, Pennsylvania, 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 month is the hottest?

Llewellyn Corners's warmest month, July, registers temperatures that range from a high of 80.8°F (27.1°C) to a low of 59.2°F (15.1°C).

What is the rainiest month?

The month with the most rainfall is July, when the rain falls for 15.2 days and typically aggregates up to 1.5" (38mm) of precipitation.

What month has the most sunshine?

With an average of 10.2h of sunshine, July has the most sunshine of the year.

What is the driest month?

September is the month with the least rainfall. Rain falls for 9.9 days and accumulates 0.71" (18mm) of precipitation.

What is the month with the shortest days in Llewellyn Corners?

The month with the shortest days is December, with an average of 9h and 18min of daylight.

What is the month with the lowest UV index?

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

Average temperature
Llewellyn Corners, PA

Average temperature - Llewellyn Corners, 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 (59.2°F).
The coldest month (with the lowest average low temperature) is January (18.7°F).

Average pressure
Llewellyn Corners, PA

Average pressure - Llewellyn Corners, PA

The month with the highest atmospheric pressure is November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

Average wind speed
Llewellyn Corners, PA

Average wind speed - Llewellyn Corners, PA

The windiest months (with the highest average wind speed) are March and April (8.1mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).

Average humidity
Llewellyn Corners, PA

Average humidity - Llewellyn Corners, PA

The months with the highest relative humidity are February and December (84%).
The month with the lowest relative humidity is April (77%).

Average rainfall
Llewellyn Corners, PA

Average rainfall - Llewellyn Corners, PA

The wettest month (with the highest rainfall) is July (1.5").
The driest month (with the least rainfall) is September (0.71").

Average rainfall days
Llewellyn Corners, PA

Average rainfall days - Llewellyn Corners, PA

The month with the highest number of rainy days is May (15.4 days).
The month with the least rainy days is January (8.3 days).

Average snowfall
Llewellyn Corners, PA

Average snowfall - Llewellyn Corners, PA

The month with the highest snowfall is February (2.83").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days
Llewellyn Corners, PA

Average snowfall days - Llewellyn Corners, PA

The month with the highest number of snowfall days is January (13.7 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight / Average sunshine
Llewellyn Corners, PA

Average daylight / Average sunshine - Llewellyn Corners, 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 18min).

The month with the most sunshine is July (Average sunshine: 10h and 12min).
The months with the least sunshine are January and February (Average sunshine: 3h and 42min).

Average sunshine days
Llewellyn Corners, PA

Average sunshine days - Llewellyn Corners, PA

The month with the most sunshine days is November (16.9 days).
The month with the least sunshine days is February (11.6 days).

Average UV index
Llewellyn Corners, PA

Average UV index - Llewellyn Corners, PA

The months with the highest UV index are May, June, July and August (UV index 5).
The month with the lowest UV index is December (UV index 1).

Average visibility
Llewellyn Corners, PA

Average visibility - Llewellyn Corners, PA

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

Llewellyn Corners, Pennsylvania, USA

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