Lancaster
Pennsylvania, USA
Long-term weather forecast
Long-term weather forecast

Monthly weather forecast and climate
Lancaster, PA

The city of Lancaster, Pennsylvania, in a stunning early morning panorama
The city of Lancaster, Pennsylvania, in a stunning early morning panorama
January, like December, in Lancaster, Pennsylvania, is another cold winter month, with average temperature ranging between min 21.9°F (-5.6°C) and max 38.1°F (3.4°C). With an average high-temperature of 38.1°F (3.4°C) and an average low-temperature of 21.9°F (-5.6°C), January is the coldest month. Weather in January »
February, the last month of the winter, in Lancaster, is also a wintry month, with average temperature ranging between min 23.7°F (-4.6°C) and max 41.4°F (5.2°C). In Lancaster, the average high-temperature is essentially the same as in January - a still cold 41.4°F (5.2°C). Weather in February »

The first month of the spring, March, is a cool month in Lancaster, Pennsylvania, with temperature in the range of an average low of 31.1°F (-0.5°C) and an average high of 51.1°F (10.6°C). In Lancaster, the average high-temperature in March rises, from a wintry 41.4°F (5.2°C) in February, to a fresh 51.1°F (10.6°C). Weather in March »

April is a comfortable spring month in Lancaster, Pennsylvania, with average temperature varying between 40.5°F (4.7°C) and 63°F (17.2°C). In Lancaster, the average high-temperature in April rises, from a fresh 51.1°F (10.6°C) in March, to an enjoyable 63°F (17.2°C). Weather in April »

The last month of the spring, May, is an agreeable month in Lancaster, Pennsylvania, with average temperature ranging between max 72.7°F (22.6°C) and min 50°F (10°C). In May, the average high-temperature increases, from an enjoyable 63°F (17.2°C) in April, to a pleasant 72.7°F (22.6°C). Weather in May »

The first month of the summer, June, is a moderately hot month in Lancaster, Pennsylvania, with average temperature fluctuating between 59.7°F (15.4°C) and 81°F (27.2°C). In June, the average high-temperature slightly increases, from a pleasant 72.7°F (22.6°C) in May, to a warm 81°F (27.2°C). Weather in June »

July, the same as June, is another warm summer month in Lancaster, Pennsylvania, with average temperature ranging between max 85.3°F (29.6°C) and min 64.2°F (17.9°C). July is the warmest month, with an average high-temperature of 85.3°F (29.6°C) and an average low-temperature of 64.2°F (17.9°C). Weather in July »

August, the last month of the summer, in Lancaster, is also a moderately hot month, with temperature in the range of an average low of 62.6°F (17°C) and an average high of 83.5°F (28.6°C). In August, the average high-temperature is practically the same as in July - a still moderately hot 83.5°F (28.6°C). Weather in August »

September, the first month of the autumn, in Lancaster, is also a moderately hot month, with average temperature varying between 75.9°F (24.4°C) and 54.9°F (12.7°C). In September, the average high-temperature slightly decreases, from a warm 83.5°F (28.6°C) in August, to a still moderately hot 75.9°F (24.4°C). Weather in September »

October, like September, in Lancaster, Pennsylvania, is another comfortable autumn month, with average temperature ranging between max 64.9°F (18.3°C) and min 43.2°F (6.2°C). In October, the average high-temperature decreases, from a moderately hot 75.9°F (24.4°C) in September, to an enjoyable 64.9°F (18.3°C). Weather in October »

The last month of the autumn, November, is also a fresh month in Lancaster, Pennsylvania, with average temperature fluctuating between 34.5°F (1.4°C) and 53.8°F (12.1°C). In November, the average high-temperature drops, from a comfortable 64.9°F (18.3°C) in October, to a fresh 53.8°F (12.1°C). Weather in November »

The first month of the winter, December, is still a cold month in Lancaster, Pennsylvania, with average temperature fluctuating between 26.2°F (-3.2°C) and 42.1°F (5.6°C). In Lancaster, the average high-temperature in December decreases, from a cool 53.8°F (12.1°C) in November, to a wintry 42.1°F (5.6°C). Weather in December »

What is the coldest month in Lancaster?

January is the coldest month, with an average high-temperature of 38.1°F (3.4°C) and an average low-temperature of 21.9°F (-5.6°C).

How many days does it rain in Lancaster?

In Lancaster, Pennsylvania, during the entire year, the rain falls for 121.4 days and collects up to 42.8" (1087.5mm) of precipitation.

When does it snow in Lancaster?

Months with snowfall are January through April, November and December.

How much does it snow in Lancaster?

Throughout the year, there are 7.5 snowfall days, and 18.3" (464.9mm) of snow is accumulated.

What is the month with the lowest UV index in Lancaster?

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

What is the driest month in Lancaster?

The month with the least rainfall is February when the rain falls for 8.5 days and typically collects 2.5" (62.7mm) of precipitation.

What is the snowiest month in Lancaster?

The month with the most snowfall is February when snow falls for 2.1 days and typically aggregates up to 7.5" (190.5mm) of snow.

When are the longest days in Lancaster?

The month with the longest days in Lancaster, Pennsylvania, is June, with an average of 15h of daylight.

When is the highest UV index in Lancaster?

Months with the highest UV index are June and July, with an average maximum UV index of 9.

What is the warmest month in Lancaster?

With an average high-temperature of 85.3°F (29.6°C) and an average low-temperature of 64.2°F (17.9°C), July is the warmest month in Lancaster, Pennsylvania.

What month has the most sunshine in Lancaster?

The month with the most sunshine is July, with an average of 10h of sunshine.

What is the rainiest month in Lancaster?

September is the month with the most rainfall in Lancaster. Rain falls for 9.1 days and accumulates 4.6" (115.8mm) of precipitation.

What is the month with the shortest days in Lancaster?

With an average of 9.4h of daylight, December has the shortest days of the year.

What is the month with the least sunshine in Lancaster?

With an average of 4h of sunshine, December has the least sunshine of the year in Lancaster.
Average rainfall - Lancaster, PA
Average rainfall days - Lancaster, PA

The month with the highest number of rainy days is May (12.7 days).
The month with the lowest number of rainy days is February (8.5 days).

Average snowfall - Lancaster, PA
Average snowfall days - Lancaster, PA

The month with the highest number of snowfall days is January (3 days).
Months with the lowest number of snowfall days are May, June, July, August, September and October (0 days).

Average daylight / Average sunshine - Lancaster, PA