March weather forecast
Philadelphia, PA

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The George Washington statue in front of the Independence Hall in Philadelphia, Pennsylvania
The George Washington statue in front of the Independence Hall in Philadelphia, Pennsylvania

Weather in March

With the advent of spring in March, Philadelphia, Pennsylvania begins to notice a release from winter's grasp. The temperature fluctuates between 49.8°F (9.9°C) and 35.1°F (1.7°C), warmer than the bleaker February. Snowfall seems a rare occurrence, decreasing to 0.55" (14mm) as compared to the preceding month. The longer daylight hours make for promising days filled with activities and sunshine. Amidst the changing weather conditions, the gusty winds of March are a constant.

Temperature

The beginning of March marks a minor shift in the average high-temperature, moving from February's icy 41.5°F (5.3°C) to a frosty 49.8°F (9.9°C). In the month of March, the average temperature dips to a cold 35.1°F (1.7°C) during the night.

Humidity

In Philadelphia, Pennsylvania, the average relative humidity in March is 72%.

Rainfall

In Philadelphia, in March, it is raining for 10.4 days, with typically 1.06" (27mm) of accumulated precipitation. In Philadelphia, Pennsylvania, during the entire year, the rain falls for 127.8 days and collects up to 13.82" (351mm) of precipitation.

Snowfall

Months with snowfall are January through May, November and December. In Philadelphia, in March, snow falls for 2.2 days, with typically accumulated 0.55" (14mm) of snow. Throughout the year, there are 11.4 snowfall days, and 2.87" (73mm) of snow is accumulated.

Ocean temperature

In Philadelphia, in March, the average water temperature is 41.2°F (5.1°C).
Note: In 41.2°F (5.1°C), cold shock and rapid breathing can occur when swimming at temperatures below 50°F (10°C).

Daylight

In Philadelphia, the average length of the day in March is 11h and 59min.
On the first day of the month, sunrise is at 6:32 am and sunset at 5:53 pm EST. On the last day of March, in Philadelphia, sunrise is at 6:44 am and sunset at 7:24 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 Philadelphia, the average sunshine in March is 6.4h.

UV index

In Philadelphia, Pennsylvania, the average daily maximum UV index in March is 3. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for ordinary individuals.
Note: In March, a regular UV index of 3 translates into these guidelines:
Take precautions - Protection against sun damage is advised. Direct Sun exposure should be minimized especially during midday when radiation is most intense. Employ a wide-brim hat for potent defense against up to 50% of UV rays. Be informed! The Sun's UV radiation can be nearly doubled due to the reflection from snow.
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Frequently asked questions

What are March temperatures in Philadelphia?

During March, Philadelphia experiences an average high-temperature of 49.8°F (9.9°C) and a low-temperature of 35.1°F (1.7°C).

What is the average humidity in March in Philadelphia?

The average relative humidity in March in Philadelphia, Pennsylvania, is 72%.

How much does it rain in Philadelphia in March?

In Philadelphia, Pennsylvania, in March, during 10.4 rainfall days, 1.06" (27mm) of precipitation is typically accumulated.

How much does it snow in Philadelphia in March?

In Philadelphia, during March, snow falls for 2.2 days and regularly aggregates up to 0.55" (14mm) of snow.

What is the water temperature in March in Philadelphia?

In Philadelphia, the average seawater temperature in March is 41.2°F (5.1°C). Swimming in 41.2°F (5.1°C) is considered dangerous. Unprotected immersion in temperatures below 50°F (10°C) causes quickly maximum intensity cold shock with hyperventilation.

What is the average length of the day in March in Philadelphia?

In Philadelphia, Pennsylvania, the average day length in March is 11h and 59min.

What time are sunrise and sunset in March in Philadelphia?

On the first day of March in Philadelphia, Pennsylvania, sunrise is at 6:32 am and sunset at 5:53 pm EST. On the last day of the month, sunrise is at 6:44 am and sunset at 7:24 pm EDT.

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

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 Philadelphia have in March?

The average sunshine duration in March is 6.4h.

What is the UV index reading in March in Philadelphia?

In Philadelphia, Pennsylvania, the average daily maximum UV index in March is 3. A UV Index reading of 3 to 5 represents a moderate 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
Philadelphia, PA

Average temperature in March - Philadelphia, PA
  • Average high temperature in March: 49.8°F

The warmest month (with the highest average high temperature) is July (86.4°F).
The month with the lowest average high temperature is January (37.4°F).

  • Average low temperature in March: 35.1°F

The month with the highest average low temperature is July (69.3°F).
The coldest month (with the lowest average low temperature) is January (25.5°F).

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Average pressure in March
Philadelphia, PA

Average pressure in March - Philadelphia, PA
  • Average pressure in March: 30.07"Hg

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 in March
Philadelphia, PA

Average wind speed in March - Philadelphia, PA
  • Average wind speed in March: 8.5mph

The windiest months (with the highest average wind speed) are March and April (8.5mph).
The calmest month (with the lowest average wind speed) is August (5.6mph).

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Average humidity in March
Philadelphia, PA

Average humidity in March - Philadelphia, PA
  • Average humidity in March: 72%

The month with the highest relative humidity is October (77%).
The months with the lowest relative humidity are April and August (71%).

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Average rainfall in March
Philadelphia, PA

Average rainfall in March - Philadelphia, PA
  • Average rainfall in March: 1.06"

The wettest month (with the highest rainfall) is August (1.65").
The driest months (with the least rainfall) are January and February (0.83").

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Average rainfall days in March
Philadelphia, PA

Average rainfall days in March - Philadelphia, PA
  • Average rainfall days in March: 10.4 days

The month with the highest number of rainy days is July (14.8 days).
The month with the least rainy days is February (7.2 days).

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Average snowfall in March
Philadelphia, PA

Average snowfall in March - Philadelphia, PA
  • Average snowfall in March: 0.55"

The month with the highest snowfall is February (0.98").
The months with the least snowfall are June, July, August, September and October (0").

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Average snowfall days in March
Philadelphia, PA

Average snowfall days in March - Philadelphia, PA
  • Average snowfall days in March: 2.2 days

The month with the highest number of snowfall days is January (3.8 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

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Average sea temperature in March
Philadelphia, PA

Average sea temperature in March - Philadelphia, PA
  • Average sea temperature in March: 41.2°F

The best month for swimming (with the highest average sea temperature) is August (75.9°F).
The coldest month (with the lowest average sea temperature) is February (39.9°F).

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

Average daylight in March / Average sunshine in March - Philadelphia, 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: 6h and 2min

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 48min).

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Average sunshine days in March
Philadelphia, PA

Average sunshine days in March - Philadelphia, PA
  • Average sunshine days in March: 17.3 days

The month with the most sunshine days is December (20.9 days).
The month with the least sunshine days is May (13.3 days).

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Average UV index in March
Philadelphia, PA

Average UV index in March - Philadelphia, PA
  • Average UV index in March: 3

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, November and December (UV index 2).

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Average cloud cover in March
Philadelphia, PA

Average cloud cover in March - Philadelphia, PA
  • Average cloud cover in March: 47

The months with the most cloud cover are February and March (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 31).

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Average visibility in March
Philadelphia, PA

Average visibility in March - Philadelphia, PA
  • Average visibility in March: 6mi

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

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Philadelphia, Pennsylvania, USA

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