March weather forecast
Bethlehem, PA

A tranquil setting of dry trees and neat fields behind this large hall in the Lehigh University in Bethlehem, Pennsylvania
A tranquil setting of dry trees and neat fields behind this large hall in the Lehigh University in Bethlehem, Pennsylvania

Weather in March

The first month of the spring, March, is a chilly month in Bethlehem, Pennsylvania, with an average temperature ranging between min 30°F (-1.1°C) and max 46°F (7.8°C).

Temperature

In Bethlehem, Pennsylvania, the average high-temperature in March slightly increases from a wintry 37.8°F (3.2°C) in February to a frosty 46°F (7.8°C). The average low-temperature, in Bethlehem, is 30°F (-1.1°C).

Humidity

In March, the average relative humidity is 78%.

Rainfall

In Bethlehem, it is raining for 11.8 days, with typically 2.17" (55mm) of accumulated precipitation. In Bethlehem, during the entire year, the rain falls for 153 days and collects up to 26.81" (681mm) of precipitation.

Snowfall

Months with snowfall are January through May, October through December. March is the month with the most snowfall in Bethlehem. Snow falls for 5 days and accumulates 4.13" (105mm) of snow.

Daylight

The average length of the day in March in Bethlehem is 11h and 58min.
On the first day of March, sunrise is at 6:34 am and sunset at 5:52 pm EST. On the last day of the month, sunrise is at 6:46 am and sunset at 7:25 pm EDT.
Note: On Sunday, March 13. 2022, at 2:00 am, Daylight Saving Time starts, and the time zone changes from EST to EDT. Daylight Saving Time lasts until Sunday, November 6. 2022, at 2:00 am; consequently, the time zone reverts from EDT to EST.

Sunshine

In Bethlehem, the average sunshine in March is 6.3h.

UV index

The months with the lowest UV index in Bethlehem are January through March, November and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a low health risk from exposure to the Sun's UV radiation for ordinary individuals.
Note: The average daily UV index of 2 in March transform into the following instructions:
Most people can stay in the Sun for up to 1 hour without burning, apart from children that always must be protected from sun exposure. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
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FAQ

What is the temperature in March in Bethlehem?

The average high-temperature, in March, in Bethlehem, is 46°F (7.8°C), while the average low-temperature is 30°F (-1.1°C).

What is the average humidity in March in Bethlehem?

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

How much does it rain in Bethlehem in March?

In March, in Bethlehem, the rain falls for 11.8 days. Throughout March, 2.17" (55mm) of precipitation is accumulated.

What is the snowiest month in Bethlehem?

March is the month with the most snowfall in Bethlehem. Snow falls for 5 days and accumulates 4.13" (105mm) of snow.

How much does it snow in Bethlehem in March?

In Bethlehem, in March, snow falls for 5 days, with typically accumulated 4.13" (105mm) of snow.

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

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

What time are sunrise and sunset in March in Bethlehem?

In March, on the first day of the month, sunrise is at 6:34 am and sunset at 5:52 pm EST. On the last day of the month, sunrise is at 6:46 am and sunset at 7:25 pm EDT.

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

On Sunday, March 13. 2022, at 2:00 am, Daylight Saving Time starts, and the time zone changes from EST to EDT. DST ends Sunday, November 6. 2022, at 2:00 am.

How many hours of sunshine does Bethlehem have in March?

The average sunshine duration in March in Bethlehem is 6.3h.

What is the month with the lowest UV index in Bethlehem?

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

How high is the UV index in March in Bethlehem?

In Bethlehem, Pennsylvania, the average daily maximum UV index in March is 2. A UV Index of 2, and less, symbolizes a minimal hazard to health from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in March
Bethlehem, PA

Average temperature in March - Bethlehem, PA
  • Average high temperature in March: 46°F

The warmest month (with the highest average high temperature) is July (83.5°F).
The month with the lowest average high temperature is January (34°F).

  • Average low temperature in March: 30°F

The month with the highest average low temperature is July (63.5°F).
The coldest month (with the lowest average low temperature) is January (21.6°F).

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Average pressure in March
Bethlehem, PA

Average pressure in March - Bethlehem, 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
Bethlehem, PA

Average wind speed in March - Bethlehem, PA
  • Average wind speed in March: 8.1mph

The windiest month (with the highest average wind speed) is March (8.1mph).
The calmest month (with the lowest average wind speed) is August (5mph).

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Average humidity in March
Bethlehem, PA

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

The month with the highest relative humidity is February (82%).
The months with the lowest relative humidity are April and July (76%).

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Average rainfall in March
Bethlehem, PA

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

The wettest month (with the highest rainfall) is July (2.91").
The driest month (with the least rainfall) is September (1.57").

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Average rainfall days in March
Bethlehem, PA

Average rainfall days in March - Bethlehem, PA
  • Average rainfall days in March: 11.8 days

The month with the highest number of rainy days is May (17.8 days).
The month with the least rainy days is January (7.8 days).

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Average snowfall in March
Bethlehem, PA

Average snowfall in March - Bethlehem, PA
  • Average snowfall in March: 4.13"

The month with the highest snowfall is March (4.13").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in March
Bethlehem, PA

Average snowfall days in March - Bethlehem, PA
  • Average snowfall days in March: 5 days

The months with the highest number of snowfall days are January and February (7.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in March / Average sunshine in March - Bethlehem, PA
  • Average daylight in March: 11h and 58min

The month with the longest days is June (Average daylight: 15h and 2min).
The month with the shortest days is December (Average daylight: 9h and 19min).

  • Average sunshine in March: 6h and 18min

The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).

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Average sunshine days in March
Bethlehem, PA

Average sunshine days in March - Bethlehem, PA
  • Average sunshine days in March: 14.3 days

The month with the most sunshine days is November (18.9 days).
The month with the least sunshine days is May (11 days).

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Average UV index in March
Bethlehem, PA

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

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).

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Average cloud cover in March
Bethlehem, PA

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

The month with the most cloud cover is February (Cloud cover 51).
The month with the least cloud cover is July (Cloud cover 34).

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Average visibility in March
Bethlehem, PA

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

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

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