Climate and monthly weather forecast
Stahlstown, PA

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Weather in January

January, like December, in Stahlstown, Pennsylvania, is a wintry winter month, with an average temperature ranging between min 19.9°F (-6.7°C) and max 32.4°F (0.2°C). January, marked by an average high-temperature of 32.4°F (0.2°C) and a low-temperature of 19.9°F (-6.7°C), is the coldest month. Weather in January »

Weather in February

The last month of the winter, February, is another cold month in Stahlstown, Pennsylvania, with an average temperature ranging between max 36.7°F (2.6°C) and min 22.6°F (-5.2°C). Stahlstown's average high-temperature in February is a still wintry 36.7°F (2.6°C), marking an insignificant difference from the 32.4°F (0.2°C) of January. Weather in February »

Weather in March

March, the first month of the spring in Stahlstown, is a chilly month, with an average temperature varying between 46°F (7.8°C) and 29.8°F (-1.2°C). The shift from February to March sees an increase in the average high-temperature, transitioning from a wintry 36.7°F (2.6°C) to a chilly 46°F (7.8°C). Weather in March »

Weather in April

April is a moderate spring month in Stahlstown, Pennsylvania, with an average temperature fluctuating between 57.9°F (14.4°C) and 39.7°F (4.3°C). April's onset brings a temperature rise, moving from a chilly 46°F (7.8°C) in March to a moderate 57.9°F (14.4°C). Weather in April »

Weather in May

The last month of the spring, May, is an agreeable month in Stahlstown, Pennsylvania, with temperature in the range of an average high of 69.6°F (20.9°C) and an average low of 49.6°F (9.8°C). A rise in the average high-temperature is observed during May, moving from a mild 57.9°F (14.4°C) in April to a pleasant 69.6°F (20.9°C). Weather in May »

Weather in June

The first month of the summer, June, is a warm month in Stahlstown, Pennsylvania, with temperature in the range of an average low of 55.9°F (13.3°C) and an average high of 76.3°F (24.6°C). The arrival of June signals a slight increase in the average high-temperature, moving from an agreeable 69.6°F (20.9°C) in May to a moderately hot 76.3°F (24.6°C). Weather in June »

Weather in July

July, like June, in Stahlstown, Pennsylvania, is another warm summer month, with an average temperature varying between 60.1°F (15.6°C) and 81.1°F (27.3°C). July is the month when Stahlstown sees the highest average temperatures, with a high of 81.1°F (27.3°C) and a low of 60.1°F (15.6°C). The heat index value during July is evaluated 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 Stahlstown, Pennsylvania, with temperature in the range of an average low of 57.9°F (14.4°C) and an average high of 79.3°F (26.3°C). The average high-temperature for August is a still moderately hot 79.3°F (26.3°C), closely aligning with the temperature of the preceding month. Weather in August »

Weather in September

The first month of the autumn, September, is still a warm month in Stahlstown, Pennsylvania, with temperature in the range of an average high of 73.6°F (23.1°C) and an average low of 53.4°F (11.9°C). The shift from August to September coincides with a small decrease in the average high-temperature, down to a still moderately hot 73.6°F (23.1°C) from a warm 79.3°F (26.3°C). Weather in September »

Weather in October

October, like September, is another refreshing autumn month in Stahlstown, Pennsylvania, with temperature in the range of an average high of 60.1°F (15.6°C) and an average low of 43.5°F (6.4°C). A subtle decrease in the average high-temperature marks October, falling from September's warm 73.6°F (23.1°C) to a refreshing 60.1°F (15.6°C). Weather in October »

Weather in November

The last month of the autumn, November, is also a frosty month in Stahlstown, Pennsylvania, with an average temperature ranging between max 47.8°F (8.8°C) and min 32.7°F (0.4°C). The commencement of November indicates a shift in the average high-temperature, receding from October's moderate 60.1°F (15.6°C) to a frosty 47.8°F (8.8°C). Weather in November »

Weather in December

The first month of the winter, December, is also a wintry month in Stahlstown, Pennsylvania, with an average temperature varying between 38.5°F (3.6°C) and 27.3°F (-2.6°C). The onset of December is marked by a decrease in temperature, transitioning from a frosty 47.8°F (8.8°C) in November to a wintry 38.5°F (3.6°C). Weather in December »
Updated: Aug 27, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the coldest months?

January, recording an average high temperature of 32.4°F (0.2°C) and a low temperature of 19.9°F (-6.7°C), is Stahlstown's coldest month.

What is the most humid month?

The months with the highest humidity are January and February, with an average relative humidity of 86%.

How many days does it rain?

Throughout the year, there are 179.1 rainfall days, and 33.43" (849mm) of precipitation is accumulated.

When does it snow?

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

When does it snow the most?

The month with the most snowfall in Stahlstown is January, when snow falls for 16.3 days and typically aggregates up to 7.99" (203mm) of snow.

How many days does it snow?

In Stahlstown, during the entire year, snow falls for 63.4 days and aggregates up to 34.17" (868mm) of snow.

What is the month with the least sunshine?

January has the least sunshine of the year, with an average of 3h of sunshine.

What is the month with the lowest UV index?

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

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?

April, June through August, with an average relative humidity of 78%, are the least humid months.

What is the rainiest month?

The month with the most rainfall in Stahlstown is May, when the rain falls for 22.6 days and typically aggregates up to 3.62" (92mm) of precipitation.

When it does not snow?

June through September are months without snowfall.

When are the longest days?

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

What is the hottest time of year?

With an average high-temperature of 81.1°F (27.3°C) and an average low-temperature of 60.1°F (15.6°C), July is the warmest month.

What month has the most sunshine?

With an average of 9.9h of sunshine, July has the most sunshine of the year.

When is the highest UV index?

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

What is the driest month?

The month with the least rainfall is November, when the rain falls for 10.3 days and typically collects 1.97" (50mm) of precipitation.

What is the month with the shortest days?

The month with the shortest days is December, with an average of 9h and 24min of daylight.

Average temperature
Stahlstown, PA

Average temperature - Stahlstown, PA

The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (32.4°F).

The month with the highest average low temperature is July (60.1°F).
The coldest month (with the lowest average low temperature) is January (19.9°F).

Average pressure
Stahlstown, PA

Average pressure - Stahlstown, PA

The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

Average wind speed
Stahlstown, PA

Average wind speed - Stahlstown, PA

The windiest month (with the highest average wind speed) is January (8.9mph).
The calmest month (with the lowest average wind speed) is August (4.9mph).

Average humidity
Stahlstown, PA

Average humidity - Stahlstown, PA

The months with the highest relative humidity are January and February (86%).
The months with the lowest relative humidity are April, June, July and August (78%).

Average rainfall
Stahlstown, PA

Average rainfall - Stahlstown, PA

The wettest month (with the highest rainfall) is May (3.62").
The driest month (with the least rainfall) is November (1.97").

Average rainfall days
Stahlstown, PA

Average rainfall days - Stahlstown, PA

The month with the highest number of rainy days is May (22.6 days).
The month with the least rainy days is January (8.4 days).

Average snowfall
Stahlstown, PA

Average snowfall - Stahlstown, PA

The month with the highest snowfall is January (7.99").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days
Stahlstown, PA

Average snowfall days - Stahlstown, PA

The month with the highest number of snowfall days is January (16.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight / Average sunshine
Stahlstown, PA

Average daylight / Average sunshine - Stahlstown, PA

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: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 0min).

Average sunshine days
Stahlstown, PA

Average sunshine days - Stahlstown, PA

The month with the most sunshine days is November (14.6 days).
The month with the least sunshine days is May (7.4 days).

Average UV index
Stahlstown, PA

Average UV index - Stahlstown, PA

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

Stahlstown, Pennsylvania, USA

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