March weather forecast
Greencastle, PA

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Weather in March

March, the first month of the spring in Greencastle, is a chilly month, with an average temperature varying between 32°F (0°C) and 48.7°F (9.3°C).

Temperature

March's arrival is noted with a slight increase in the average high-temperature, moving from a cold 39.9°F (4.4°C) in February to a chilly 48.7°F (9.3°C). March witnesses an average nighttime temperature of 32°F (0°C) in Greencastle.

Humidity

In Greencastle, Pennsylvania, the average relative humidity in March is 76%.

Rainfall

In Greencastle, during March, the rain falls for 12.6 days and regularly aggregates up to 2.17" (55mm) of precipitation. Throughout the year, there are 161.8 rainfall days, and 28.07" (713mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Greencastle are January through April, October through December. In Greencastle, Pennsylvania, in March, during 5.3 snowfall days, 3.39" (86mm) of snow is typically accumulated. In Greencastle, during the entire year, snow falls for 26.6 days and aggregates up to 14.69" (373mm) of snow.

Daylight

In Greencastle, the average length of the day in March is 11h and 59min.
On the first day of March, sunrise is at 6:42 am and sunset at 6:03 pm EST. On the last day of the month, sunrise is at 6:55 am and sunset at 7:34 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 Greencastle is 6.4h.

UV index

The average daily maximum UV index in March is 3. A UV Index value of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for the average person.
Note: In March, the average maximum UV index of 3 translates into the following recommendations:
Adopt protective measures - It is advised to guard against sun damage. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays. Be vigilant! The reflective nature of snow can increase the Sun's UV radiation nearly twofold.
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Frequently asked questions

What is the temperature in March in Greencastle?

In March, in Greencastle, the average high-temperature is 48.7°F (9.3°C), and the average low-temperature is 32°F (0°C).

What is the average humidity in March in Greencastle?

In March, the average relative humidity in Greencastle, Pennsylvania, is 76%.

How many days does it rain in March in Greencastle?

In Greencastle, in March, it is raining for 12.6 days, with typically 2.17" (55mm) of accumulated precipitation.

How many days does it snow in March in Greencastle?

In Greencastle, in March, snow falls for 5.3 days, with typically accumulated 3.39" (86mm) of snow.

How many hours of daylight does Greencastle have in March?

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

When are sunrise and sunset in March in Greencastle?

In March, on the first day of the month, sunrise is at 6:42 am and sunset at 6:03 pm EST. On the last day of the month, in Greencastle, sunrise is at 6:55 am and sunset at 7:34 pm EDT.

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

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Greencastle, 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 Greencastle?

In March, the average sunshine duration in Greencastle, Pennsylvania, is 6.4h.

What is the UV index reading in March in Greencastle?

In March, the average daily maximum UV index is 3. A UV Index value of 3 to 5 symbolizes a moderate vulnerability from 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
Greencastle, PA

Average temperature in March - Greencastle, PA
  • Average high temperature in March: 48.7°F

The warmest month (with the highest average high temperature) is July (84.4°F).
The month with the lowest average high temperature is January (35.4°F).

  • Average low temperature in March: 32°F

The month with the highest average low temperature is July (62.6°F).
The coldest month (with the lowest average low temperature) is January (22.5°F).

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Average pressure in March
Greencastle, PA

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

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

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Average wind speed in March
Greencastle, PA

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

The windiest month (with the highest average wind speed) is January (7.7mph).
The calmest months (with the lowest average wind speed) are July and August (4.5mph).

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Average humidity in March
Greencastle, PA

Average humidity in March - Greencastle, PA
  • Average humidity in March: 76%

The months with the highest relative humidity are February, May, October and December (79%).
The months with the lowest relative humidity are April and July (75%).

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Average rainfall in March
Greencastle, PA

Average rainfall in March - Greencastle, PA
  • Average rainfall in March: 2.17"

The wettest month (with the highest rainfall) is May (3.15").
The driest month (with the least rainfall) is January (1.85").

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Average rainfall days in March
Greencastle, PA

Average rainfall days in March - Greencastle, PA
  • Average rainfall days in March: 12.6 days

The month with the highest number of rainy days is May (18.8 days).
The month with the least rainy days is November (9 days).

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Average snowfall in March
Greencastle, PA

Average snowfall in March - Greencastle, PA
  • Average snowfall in March: 3.39"

The month with the highest snowfall is January (4.53").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in March
Greencastle, PA

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

The month with the highest number of snowfall days is January (8.1 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
Greencastle, PA

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

The month with the longest days is June (Average daylight: 14h and 54min).
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 30min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).

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Average sunshine days in March
Greencastle, PA

Average sunshine days in March - Greencastle, PA
  • Average sunshine days in March: 13.9 days

The month with the most sunshine days is November (18.5 days).
The month with the least sunshine days is May (10.4 days).

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Average UV index in March
Greencastle, PA

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

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, November and December (UV index 2).

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Average cloud cover in March
Greencastle, PA

Average cloud cover in March - Greencastle, PA
  • Average cloud cover in March: 49

The months with the most cloud cover are January, February and December (Cloud cover 50).
The month with the least cloud cover is July (Cloud cover 32).

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Average visibility in March
Greencastle, PA

Average visibility in March - Greencastle, 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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Greencastle, Pennsylvania, USA

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