Climate and monthly weather forecast
Steelton, PA

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Weather in January

January, like December, in Steelton, Pennsylvania, is another cold winter month, with an average temperature ranging between max 35.2°F (1.8°C) and min 22.3°F (-5.4°C). January is the coldest month, exhibiting average temperatures of 35.2°F (1.8°C) at the peak and 22.3°F (-5.4°C) at the base. Weather in January »

Weather in February

The last month of the winter, February, is also an icy month in Steelton, Pennsylvania, with an average temperature fluctuating between 38.7°F (3.7°C) and 24.3°F (-4.3°C). With February's arrival, Steelton notes an average high-temperature of a still cold 38.7°F (3.7°C), closely following the trend of the preceding month. Weather in February »

Weather in March

The first month of the spring, March, is a frosty month in Steelton, Pennsylvania, with an average temperature varying between 47.8°F (8.8°C) and 31.6°F (-0.2°C). The rise of average high-temperatures is seen in March, with an increase from an icy 38.7°F (3.7°C) in February to a chilly 47.8°F (8.8°C). Weather in March »

Weather in April

April in Steelton, Pennsylvania, is a refreshing spring month, with temperature in the range of an average high of 59.9°F (15.5°C) and an average low of 41.7°F (5.4°C). Steelton in April shows a temperature shift, moving from an average high of a chilly 47.8°F (8.8°C) in March to a moderate 59.9°F (15.5°C). Weather in April »

Weather in May

The last month of the spring, May, is an agreeable month in Steelton, Pennsylvania, with an average temperature fluctuating between 51.8°F (11°C) and 70.2°F (21.2°C). May witnesses an increase in the average high-temperature, moving from a refreshing 59.9°F (15.5°C) in April to a pleasant 70.2°F (21.2°C). Weather in May »

Weather in June

June, the first month of the summer in Steelton, is a moderately hot month, with an average temperature varying between 58.8°F (14.9°C) and 78.1°F (25.6°C). The commencement of June sees a minor shift in the average high-temperature, moving from an agreeable 70.2°F (21.2°C) in May to a moderately hot 78.1°F (25.6°C). Weather in June »

Weather in July

July, like June, in Steelton, Pennsylvania, is another warm summer month, with temperature in the range of an average high of 83.7°F (28.7°C) and an average low of 64°F (17.8°C). With average temperatures fluctuating between a high of 83.7°F (28.7°C) and a low of 64°F (17.8°C), July stands out as the warmest month. The average heat index in July is computed to be a hot 91.4°F (33°C). Weather in July »

Weather in August

August, the last month of the summer in Steelton, is another warm month, with an average temperature ranging between max 81.1°F (27.3°C) and min 62.2°F (16.8°C). August experiences an average high-temperature of a still warm 81.1°F (27.3°C), barely different from July's 83.7°F (28.7°C). Weather in August »

Weather in September

The first month of the autumn, September, is also a moderately hot month in Steelton, Pennsylvania, with temperature in the range of an average high of 74.3°F (23.5°C) and an average low of 55.8°F (13.2°C). As August shifts into September, a minor alteration in temperatures is observed, with average highs reducing from a moderately hot 81.1°F (27.3°C) to a still warm 74.3°F (23.5°C). Weather in September »

Weather in October

October, like September, in Steelton, Pennsylvania, is another comfortable autumn month, with an average temperature varying between 46.8°F (8.2°C) and 62.8°F (17.1°C). October's onset brings a slight change in high-temperatures, falling from a moderately hot 74.3°F (23.5°C) in September to a comfortable 62.8°F (17.1°C). Weather in October »

Weather in November

The last month of the autumn, November, is another cool month in Steelton, Pennsylvania, with an average temperature varying between 35.2°F (1.8°C) and 50.2°F (10.1°C). The onset of November coincides with a reduction in the average high-temperature, falling from an enjoyable 62.8°F (17.1°C) in October to a cool 50.2°F (10.1°C). Weather in November »

Weather in December

The first month of the winter, December, is also a wintry month in Steelton, Pennsylvania, with an average temperature ranging between min 29.8°F (-1.2°C) and max 41.2°F (5.1°C). December weather is marked by a drop in the average high-temperature, falling from a cool 50.2°F (10.1°C) in November to a wintry 41.2°F (5.1°C). Weather in December »

Frequently asked questions

What are the coldest months?

Steelton notes the coldest temperatures in January, with a average high of 35.2°F (1.8°C) and a low of 22.3°F (-5.4°C).

What is the driest month?

The months with the least rainfall in Steelton are January and September Rain falls for 7.3 days and accumulates 1.3" (33mm) of rain.

How much does it rain?

In Steelton, Pennsylvania, during the entire year, the rain falls for 146 days and collects up to 19.53" (496mm) of precipitation.

When does it snow?

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

When does it snow the most?

The month with the most snowfall is January, when snow falls for 7.1 days and typically aggregates up to 2.4" (61mm) of snow.

How many days does it snow?

In Steelton, during the entire year, snow falls for 23.2 days and aggregates up to 8.39" (213mm) of snow.

What are the months with the lowest UV index?

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

What are the most humid months?

February and May, with an average relative humidity of 80%, are most humid months.

What is the month with the least sunshine in Steelton?

The month with the least sunshine is February, with an average of 4.5h of sunshine.

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?

With an average relative humidity of 75%, April is the least humid month.

What is the rainiest month in Steelton?

The wettest months are May and August, with an average 2.09" (53mm) of rainfall.

When it does not snow?

May through October are months without snowfall.

What is the month with the highest UV index?

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

When are the longest days?

The month with the longest days is June, with an average of 15h and 0min of daylight.

What time of the year is the hottest?

With average temperatures fluctuating between a high of 83.7°F (28.7°C) and a low of 64°F (17.8°C), July stands out as the warmest month.

What month has the most sunshine?

The month with the most sunshine is July, with an average of 10.6h of sunshine.

What is the month with the shortest days in Steelton?

With an average of 9h and 24min of daylight, December has the shortest days of the year.

Average temperature
Steelton, PA

Average temperature - Steelton, PA

The warmest month (with the highest average high temperature) is July (83.7°F).
The month with the lowest average high temperature is January (35.2°F).

The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (22.3°F).

Average pressure
Steelton, PA

Average pressure - Steelton, 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
Steelton, PA

Average wind speed - Steelton, PA

The windiest month (with the highest average wind speed) is March (8.4mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).

Average humidity
Steelton, PA

Average humidity - Steelton, PA

The months with the highest relative humidity are February and May (80%).
The month with the lowest relative humidity is April (75%).

Average rainfall
Steelton, PA

Average rainfall - Steelton, PA

The wettest months (with the highest rainfall) are May and August (2.09").
The driest months (with the least rainfall) are January and September (1.3").

Average rainfall days
Steelton, PA

Average rainfall days - Steelton, PA

The month with the highest number of rainy days is May (17 days).
The month with the least rainy days is January (7.3 days).

Average snowfall
Steelton, PA

Average snowfall - Steelton, PA

The month with the highest snowfall is January (2.4").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days
Steelton, PA

Average snowfall days - Steelton, PA

The month with the highest number of snowfall days is January (7.1 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

Average daylight / Average sunshine
Steelton, PA

Average daylight / Average sunshine - Steelton, 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: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).

Average sunshine days
Steelton, PA

Average sunshine days - Steelton, PA

The month with the most sunshine days is November (19.6 days).
The month with the least sunshine days is May (12 days).

Average UV index
Steelton, PA

Average UV index - Steelton, PA

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

Average visibility
Steelton, PA

Average visibility - Steelton, 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).

Steelton, Pennsylvania, USA

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