March weather forecast
Williamsport, PA

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Weather in March

March marks the onset of spring in Williamsport. The snow has mostly started to retreat, paving the way for a change in atmosphere with rainfall recordings standing at an average of 1.1" (28mm). The increases in temperature to a high of 44.2°F (6.8°C) and a low of 27.7°F (-2.4°C) bring a noticeable difference from the winter months. The city starts to wake up from its winter slumber with longer daylight hours and higher UV index. With the weather becoming increasingly mild, outdoor activities start to resurface.

Temperature

As Williamsport, Pennsylvania, transitions into March, a rise in the average high-temperature is observed, moving from an icy 34.5°F (1.4°C) in February to a chilly 44.2°F (6.8°C). March sees the temperature falling to a mean low of 27.7°F (-2.4°C).

Humidity

The average relative humidity in March is 78%.

Rainfall

In Williamsport, during March, the rain falls for 11 days and regularly aggregates up to 1.1" (28mm) of precipitation. Throughout the year, in Williamsport, there are 145.2 rainfall days, and 16.57" (421mm) of precipitation is accumulated.

Snowfall

January through April, October through December are months with snowfall. In Williamsport, in March, during 5.3 snowfall days, 1.14" (29mm) of snow is typically accumulated. In Williamsport, during the entire year, snow falls for 39.1 days and aggregates up to 7.56" (192mm) of snow.

Daylight

The average length of the day in March is 11h and 58min.
On the first day of March in Williamsport, sunrise is at 6:41 am and sunset at 5:59 pm EST. On the last day of the month, sunrise is at 6:51 am and sunset at 7:32 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

In Williamsport, the average sunshine in March is 5.9h.

UV index

January through March, October through December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a low health risk from exposure to the Sun's UV rays for the ordinary person.
Note: The maximum daily UV index of 2 in March interprets into the following recommendations:
Though extended exposure to the sun typically does not concern most people, it is crucial to always shield children, infants, and those with sensitive skin. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses. Heed this! Snow reflection can almost augment the UV radiation of the sun by double.

Frequently asked questions

How cold is March?

The high-temperature, in March, in Williamsport, is 44.2°F (6.8°C), while the low-temperature averages to 27.7°F (-2.4°C).

What is the average humidity in March?

In Williamsport, the average relative humidity in March is 78%.

How much does it rain in March?

In Williamsport, in March, it is raining for 11 days, with typically 1.1" (28mm) of accumulated precipitation.

How much does it snow in March?

In Williamsport, in March, during 5.3 snowfall days, 1.14" (29mm) of snow is typically accumulated.

How many hours of daylight does Williamsport have in March?

In March, the average day length is 11h and 58min.

When is the sunrise / sunset in March?

On the first day of March, sunrise is at 6:41 am and sunset at 5:59 pm EST. On the last day of the month, sunrise is at 6:51 am and sunset at 7:32 pm EDT.

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

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

How many hours of sunshine does Williamsport have in March?

In March, the average sunshine duration in Williamsport is 5.9h.

What are the months with the lowest UV index?

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

How high is the UV index in March?

In March, the average daily maximum UV index is 2. A UV Index of 2, and less, symbolizes a low health threat from unsafe exposure to Sun's UV rays.
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
Williamsport, PA

Average temperature in March - Williamsport, PA
  • Average high temperature in March: 44.2°F

The warmest month (with the highest average high temperature) is July (81.7°F).
The month with the lowest average high temperature is January (30.6°F).

  • Average low temperature in March: 27.7°F

The month with the highest average low temperature is July (59.2°F).
The coldest month (with the lowest average low temperature) is January (18.9°F).

Average pressure in March
Williamsport, PA

Average pressure in March - Williamsport, 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 (29.94"Hg).

Average wind speed in March
Williamsport, PA

Average wind speed in March - Williamsport, PA
  • Average wind speed in March: 7.5mph

The windiest months (with the highest average wind speed) are January, March and April (7.5mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).

Average humidity in March
Williamsport, PA

Average humidity in March - Williamsport, PA
  • Average humidity in March: 78%

The month with the highest relative humidity is February (84%).
The months with the lowest relative humidity are April and July (77%).

Average rainfall in March
Williamsport, PA

Average rainfall in March - Williamsport, PA
  • Average rainfall in March: 1.1"

The wettest month (with the highest rainfall) is April (1.93").
The driest month (with the least rainfall) is November (0.94").

Average rainfall days in March
Williamsport, PA

Average rainfall days in March - Williamsport, PA
  • Average rainfall days in March: 11 days

The month with the highest number of rainy days is May (16.6 days).
The month with the least rainy days is February (7.5 days).

Average snowfall in March
Williamsport, PA

Average snowfall in March - Williamsport, PA
  • Average snowfall in March: 1.14"

The month with the highest snowfall is February (2.28").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in March
Williamsport, PA

Average snowfall days in March - Williamsport, PA
  • Average snowfall days in March: 5.3 days

The month with the highest number of snowfall days is January (11.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in March /
Average sunshine in March
Williamsport, PA

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

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in March: 5h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 6min).
The months with the least sunshine are January and February (Average sunshine: 3h and 42min).

Average sunshine days in March
Williamsport, PA

Average sunshine days in March - Williamsport, PA
  • Average sunshine days in March: 16.2 days

The month with the most sunshine days is November (18.7 days).
The month with the least sunshine days is May (11.8 days).

Average UV index in March
Williamsport, PA

Average UV index in March - Williamsport, PA
  • Average UV index in March: 2

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).

Average cloud cover in March
Williamsport, PA

Average cloud cover in March - Williamsport, PA
  • Average cloud cover in March: 54

The months with the most cloud cover are January and February (Cloud cover 60).
The month with the least cloud cover is July (Cloud cover 35).

Average visibility in March
Williamsport, PA

Average visibility in March - Williamsport, PA
  • Average visibility in March: 5mi

The month with the highest visibility is April (6mi).
The month with the lowest visibility is September (4mi).

Williamsport, Pennsylvania, USA

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