March weather forecast
Castle Shannon, PA

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Weather in March

March, the first month of the spring in Castle Shannon, is a chilly month, with an average temperature varying between 47.8°F (8.8°C) and 31.5°F (-0.3°C).

Temperature

March marks a rise in the average high-temperature, moving from February's wintry 37.8°F (3.2°C) to a frosty 47.8°F (8.8°C). During the month of March, the temperature generally drops to a low average of 31.5°F (-0.3°C).

Humidity

The average relative humidity in March is 78%.

Rainfall

In Castle Shannon, Pennsylvania, in March, it is raining for 12.4 days, with typically 1.97" (50mm) of accumulated precipitation. In Castle Shannon, during the entire year, the rain falls for 164 days and collects up to 26.89" (683mm) of precipitation.

Snowfall

Months with snowfall in Castle Shannon are January through April, October through December. In Castle Shannon, during March, snow falls for 7.3 days and regularly aggregates up to 2.56" (65mm) of snow. In Castle Shannon, during the entire year, snow falls for 53.3 days and aggregates up to 13.27" (337mm) of snow.

Daylight

In March, the average length of the day is 11h and 58min.
On the first day of the month, sunrise is at 6:52 am and sunset at 6:12 pm EST. On the last day of March, sunrise is at 7:04 am and sunset at 7:44 pm EDT.
Note: 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 lasts until Sunday, November 3. 2024, at 2:00 am; consequently, the time zone reverts from EDT to EST.

Sunshine

The average sunshine in March in Castle Shannon is 5.3h.

UV index

The average daily maximum UV index in March is 2. A UV Index estimate of 2, and below, represents a minimal health hazard from unprotected exposure to Sun's UV rays for the average person.
Note: The average daily UV index of 2 in March transforms into the following instructions:
While extended sun exposure does not significantly affect most people, those with sensitive skin, children, and infants should always be protected. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage. Take to heart! Snow reflection can almost magnify the Sun's UV radiation twofold.
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Frequently asked questions

What is the temperature in March in Castle Shannon?

The average high-temperature, in March, in Castle Shannon, is 47.8°F (8.8°C), while the average low-temperature is 31.5°F (-0.3°C).

What is the average humidity in March in Castle Shannon?

In March, the average relative humidity in Castle Shannon, Pennsylvania, is 78%.

How much does it rain in Castle Shannon in March?

In March, in Castle Shannon, Pennsylvania, the rain falls for 12.4 days. Throughout March, 1.97" (50mm) of precipitation is accumulated.

How many days does it snow in March in Castle Shannon?

In March, in Castle Shannon, Pennsylvania, it is snowing for 7.3 days. Throughout March, 2.56" (65mm) of snow is accumulated.

What is the average length of the day in March in Castle Shannon?

The average day length in March in Castle Shannon is 11h and 58min.

When is the sunrise / sunset in March in Castle Shannon?

On the first day of March in Castle Shannon, sunrise is at 6:52 am and sunset at 6:12 pm EST. On the last day of the month, sunrise is at 7:04 am and sunset at 7:44 pm EDT.

When does Daylight Saving Time (DST) start in March in Castle Shannon?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Castle Shannon, Pennsylvania, and the time zone changes from EST to EDT. DST ends Sunday, November 3. 2024, at 2:00 am.

How long on average sun shines in March in Castle Shannon?

The average sunshine duration in March in Castle Shannon is 5.3h.

What is the UV index intensity in March in Castle Shannon?

In March, the average daily maximum UV index is 2. A UV Index estimate of 2, and below, represents a minimal hazard to health from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in March
Castle Shannon, PA

Average temperature in March - Castle Shannon, PA
  • Average high temperature in March: 47.8°F

The warmest month (with the highest average high temperature) is July (83.8°F).
The month with the lowest average high temperature is January (33.4°F).

  • Average low temperature in March: 31.5°F

The month with the highest average low temperature is July (63°F).
The coldest month (with the lowest average low temperature) is January (20.8°F).

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Average pressure in March
Castle Shannon, PA

Average pressure in March - Castle Shannon, PA
  • Average pressure in March: 30.08"Hg

The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

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Average wind speed in March
Castle Shannon, PA

Average wind speed in March - Castle Shannon, PA
  • Average wind speed in March: 7.3mph

The windiest month (with the highest average wind speed) is January (7.9mph).
The calmest month (with the lowest average wind speed) is August (4.7mph).

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Average humidity in March
Castle Shannon, PA

Average humidity in March - Castle Shannon, PA
  • Average humidity in March: 78%

The months with the highest relative humidity are January and February (84%).
The month with the lowest relative humidity is August (73%).

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Average rainfall in March
Castle Shannon, PA

Average rainfall in March - Castle Shannon, PA
  • Average rainfall in March: 1.97"

The wettest month (with the highest rainfall) is May (3.07").
The driest month (with the least rainfall) is November (1.61").

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Average rainfall days in March
Castle Shannon, PA

Average rainfall days in March - Castle Shannon, PA
  • Average rainfall days in March: 12.4 days

The month with the highest number of rainy days is May (18.4 days).
The month with the least rainy days is January (8.5 days).

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Average snowfall in March
Castle Shannon, PA

Average snowfall in March - Castle Shannon, PA
  • Average snowfall in March: 2.56"

The month with the highest snowfall is January (3.46").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in March
Castle Shannon, PA

Average snowfall days in March - Castle Shannon, PA
  • Average snowfall days in March: 7.3 days

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

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Average daylight in March /
Average sunshine in March
Castle Shannon, PA

Average daylight in March / Average sunshine in March - Castle Shannon, PA
  • Average daylight in March: 12h and 0min

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).

  • Average sunshine in March: 5h and 2min

The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 2h and 54min).

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Average sunshine days in March
Castle Shannon, PA

Average sunshine days in March - Castle Shannon, PA
  • Average sunshine days in March: 11.9 days

The month with the most sunshine days is November (16.4 days).
The month with the least sunshine days is February (9.5 days).

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Average UV index in March
Castle Shannon, PA

Average UV index in March - Castle Shannon, PA
  • Average UV index in March: 2

The months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is December (UV index 1).

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Average cloud cover in March
Castle Shannon, PA

Average cloud cover in March - Castle Shannon, PA
  • Average cloud cover in March: 57

The month with the most cloud cover is January (Cloud cover 69).
The month with the least cloud cover is August (Cloud cover 34).

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Average visibility in March
Castle Shannon, PA

Average visibility in March - Castle Shannon, PA
  • Average visibility in March: 5mi

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

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Castle Shannon, Pennsylvania, USA

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