Climate and monthly weather forecast
Lansdale, PA

Weather in January

January, the same as December, is another cold winter month in Lansdale, Pennsylvania, with an average temperature fluctuating between 23.5°F (-4.7°C) and 35.6°F (2°C). With an average high-temperature of 35.6°F (2°C) and an average low-temperature of 23.5°F (-4.7°C), January is the coldest month. Weather in January »

Weather in February

The last month of the winter, February, is another cold month in Lansdale, Pennsylvania, with an average temperature ranging between max 39.4°F (4.1°C) and min 25.5°F (-3.6°C). In Lansdale, the average high-temperature in February is relatively the same as in January - a still cold 39.4°F (4.1°C). Weather in February »

Weather in March

March, the first month of the spring in Lansdale, is a chilly month, with an average temperature varying between 48.2°F (9°C) and 32.9°F (0.5°C). In Lansdale, the average high-temperature in March slightly increases from a cold 39.4°F (4.1°C) in February to a frosty 48.2°F (9°C). Weather in March »

Weather in April

April in Lansdale, Pennsylvania, is a mild spring month, with an average temperature ranging between max 60.4°F (15.8°C) and min 43.2°F (6.2°C). In Lansdale, Pennsylvania, the average high-temperature in April increases from a frosty 48.2°F (9°C) in March to a mild 60.4°F (15.8°C). Weather in April »

Weather in May

The last month of the spring, May, is an agreeable month in Lansdale, Pennsylvania, with temperature in the range of an average high of 71.2°F (21.8°C) and an average low of 53.2°F (11.8°C). In May, the average high-temperature increases from a moderate 60.4°F (15.8°C) in April to a pleasant 71.2°F (21.8°C). Weather in May »

Weather in June

The first month of the summer, June, is a moderately hot month in Lansdale, Pennsylvania, with an average temperature ranging between min 60.8°F (16°C) and max 79.3°F (26.3°C). In Lansdale, Pennsylvania, the average high-temperature in June slightly increases from a pleasant 71.2°F (21.8°C) in May to a warm 79.3°F (26.3°C). Weather in June »

Weather in July

July, like June, in Lansdale, Pennsylvania, is another warm summer month, with an average temperature ranging between max 85.3°F (29.6°C) and min 66.9°F (19.4°C). July is the warmest month, with an average high-temperature of 85.3°F (29.6°C) and an average low-temperature of 66.9°F (19.4°C). In July, the average heat index is computed to be a sweltering 95°F (35°C). Weather in July »

Weather in August

August, the last month of the summer in Lansdale, is another warm month, with an average temperature ranging between min 65.3°F (18.5°C) and max 82.8°F (28.2°C). In August, the average high-temperature is essentially the same as in July - a still moderately hot 82.8°F (28.2°C). Weather in August »

Weather in September

The first month of the autumn, September, is also a moderately hot month in Lansdale, Pennsylvania, with an average temperature varying between 58.3°F (14.6°C) and 75.9°F (24.4°C). In Lansdale, the average high-temperature in September slightly decreases from 82.8°F (28.2°C) in August to a still warm 75.9°F (24.4°C). Weather in September »

Weather in October

October, the same as September, is another comfortable autumn month in Lansdale, Pennsylvania, with an average temperature fluctuating between 48.2°F (9°C) and 63.5°F (17.5°C). In Lansdale, the average high-temperature in October drops from a moderately hot 75.9°F (24.4°C) in September to a comfortable 63.5°F (17.5°C). Weather in October »

Weather in November

November, the last month of the autumn in Lansdale, is also a fresh month, with an average temperature varying between 51.3°F (10.7°C) and 37.2°F (2.9°C). In November, the average high-temperature drops from a comfortable 63.5°F (17.5°C) in October to a fresh 51.3°F (10.7°C). Weather in November »

Weather in December

December, the first month of the winter in Lansdale, is still a cold month, with an average temperature varying between 42.1°F (5.6°C) and 30.7°F (-0.7°C). In December, the average high-temperature decreases from a cool 51.3°F (10.7°C) in November to a wintry 42.1°F (5.6°C). Weather in December »
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FAQ

What is the coldest month in Lansdale?

With an average high-temperature of 35.6°F (2°C) and an average low-temperature of 23.5°F (-4.7°C), January is the coldest month in Lansdale.

How many days does it rain in Lansdale?

Throughout the year, in Lansdale, there are 116.6 rainfall days, and 10.63" (270mm) of precipitation is accumulated.

When does it snow in Lansdale?

Months with snowfall in Lansdale, Pennsylvania, are January through May, November and December.

How many days does it snow in Lansdale?

In Lansdale, Pennsylvania, during the entire year, snow falls for 14.8 days and aggregates up to 3.5" (89mm) of snow.

What are the months with the lowest UV index in Lansdale?

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

What are the most humid months in Lansdale?

February, October and December, with an average relative humidity of 79%, are most humid months in Lansdale, Pennsylvania.

What is the month with the least sunshine in Lansdale?

With an average of 4.7h of sunshine, February has the least sunshine of the year.

What is the snowiest month in Lansdale?

The month with the most snowfall in Lansdale is March, when snow falls for 3.3 days and typically aggregates up to 1.02" (26mm) of snow.

When is Daylight Saving Time (DST) in Lansdale?

On Sunday, March 12. 2023, at 2:00 am, Daylight Saving Time starts, and the time zone changes from EST to EDT. Daylight Saving Time ends Sunday, November 5. 2023, at 2:00 am, and the time zone reverts from EDT to EST.

What are the least humid months in Lansdale?

April, July and August, with an average relative humidity of 73%, are the least humid months in Lansdale, Pennsylvania.

What is the month with the highest UV index in Lansdale?

May through August, with an average maximum UV index of 6, are months with the highest UV index.

When it does not snow in Lansdale?

June through October are months without snowfall in Lansdale, Pennsylvania.

When are the longest days in Lansdale?

June has the longest days of the year in Lansdale, with an average of 14h and 59min of daylight.

What is the warmest month in Lansdale?

The warmest month in Lansdale, Pennsylvania, is July, with an average high-temperature of 85.3°F (29.6°C) and an average low-temperature of 66.9°F (19.4°C).

What is the wettest month in Lansdale?

July is the month with the most rainfall. Rain falls for 13.8 days and accumulates 1.3" (33mm) of precipitation.

What month has the most sunshine in Lansdale?

With an average of 10.7h of sunshine, July has the most sunshine of the year.

What is the driest month in Lansdale?

September is the month with the least rainfall. Rain falls for 9.4 days and accumulates 0.59" (15mm) of precipitation.

What is the month with the shortest days in Lansdale?

The month with the shortest days is December, with an average of 9h and 22min of daylight.

Average temperature
Lansdale, PA

Average temperature - Lansdale, PA

The warmest month (with the highest average high temperature) is July (85.3°F).
The month with the lowest average high temperature is January (35.6°F).

The month with the highest average low temperature is July (66.9°F).
The coldest month (with the lowest average low temperature) is January (23.5°F).

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Average pressure
Lansdale, PA

Average pressure - Lansdale, 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).

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Average wind speed
Lansdale, PA

Average wind speed - Lansdale, PA

The windiest month (with the highest average wind speed) is March (8.3mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).

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Average humidity
Lansdale, PA

Average humidity - Lansdale, PA

The months with the highest relative humidity are February, October and December (79%).
The months with the lowest relative humidity are April, July and August (73%).

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Average rainfall
Lansdale, PA

Average rainfall - Lansdale, PA

The wettest month (with the highest rainfall) is July (1.3").
The driest month (with the least rainfall) is September (0.59").

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Average rainfall days
Lansdale, PA

Average rainfall days - Lansdale, PA

The month with the highest number of rainy days is July (13.8 days).
The months with the least rainy days are January and February (6.3 days).

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Average snowfall
Lansdale, PA

Average snowfall - Lansdale, PA

The month with the highest snowfall is March (1.02").
The months with the least snowfall are June, July, August, September and October (0").

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Average snowfall days
Lansdale, PA

Average snowfall days - Lansdale, PA

The month with the highest number of snowfall days is January (4.6 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

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Average daylight / Average sunshine
Lansdale, PA

Average daylight / Average sunshine - Lansdale, PA

The month with the longest days is June (Average daylight: 14h and 59min).
The month with the shortest days is December (Average daylight: 9h and 22min).

The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).

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Average sunshine days
Lansdale, PA

Average sunshine days - Lansdale, PA

The month with the most sunshine days is November (22.3 days).
The month with the least sunshine days is July (13.9 days).

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Average UV index
Lansdale, PA

Average UV index - Lansdale, PA

The months with the highest UV index are May, June, July and August (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
Lansdale, PA

Average visibility - Lansdale, PA

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

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