March weather forecast
Chatham, PA

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Weather in March

The first month of the spring, March, is a chilly month in Chatham, Pennsylvania, with an average temperature varying between 48.7°F (9.3°C) and 33.8°F (1°C).

Temperature

March's arrival brings a slight change in high-temperatures, adjusting from a cold 40.1°F (4.5°C) in February to a frosty 48.7°F (9.3°C). Chatham cools down to an average low-temperature of 33.8°F (1°C) throughout the month of March.

Humidity

March and April, with an average relative humidity of 75%, are the least humid months.

Rainfall

In March, the rain falls for 10.2 days. Throughout March, 1.14" (29mm) of precipitation is accumulated. In Chatham, during the entire year, the rain falls for 126.3 days and collects up to 14.25" (362mm) of precipitation.

Snowfall

Months with snowfall are January through May, November and December. March is the month with the most snowfall. Snow falls for 3.3 days and accumulates 1.26" (32mm) of snow.

Daylight

The average length of the day in March in Chatham is 11h and 59min.
On the first day of March, sunrise is at 6:35 am and sunset at 5:55 pm EST. On the last day of the month, sunrise is at 6:47 am and sunset at 7:26 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 Chatham is 6.5h.

UV index

In March, the average daily maximum UV index is 3. A UV Index estimate of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for the average person.
Note: A daily maximum UV index of 3 in March translates into the following instructions:
Undertake protective steps - Recommendations to avoid sunburn are issued. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days. Mind you! Snow reflection can increase the intensity of the Sun's UV radiation nearly twofold.

Frequently asked questions

What is the usual temperature for Chatham in March?

The average high-temperature, in March, in Chatham, is 48.7°F (9.3°C), while the average low-temperature is 33.8°F (1°C).

What is the least humid month?

March and April, with an average relative humidity of 75%, are the least humid months.

What is the average humidity in March?

In Chatham, the average relative humidity in March is 75%.

How much does it rain in Chatham in March?

In Chatham, in March, it is raining for 10.2 days, with typically 1.14" (29mm) of accumulated precipitation.

When does it snow the most?

The month with the most snowfall is March, when snow falls for 3.3 days and typically aggregates up to 1.26" (32mm) of snow.

How many days does it snow in March?

In Chatham, during March, snow falls for 3.3 days and regularly aggregates up to 1.26" (32mm) of snow.

What is the average length of the day in March?

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

What time are sunrise and sunset in March?

In March, on the first day of the month, sunrise is at 6:35 am and sunset at 5:55 pm EST. On the last day of the month, in Chatham, sunrise is at 6:47 am and sunset at 7:26 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 long on average sun shines in March?

The average sunshine duration in March is 6.5h.

What is the UV index reading in March?

In March, the average daily maximum UV index is 3. A UV Index value of 3 to 5 symbolizes 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
Chatham, PA

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

The warmest month (with the highest average high temperature) is July (84.2°F).
The month with the lowest average high temperature is January (36.9°F).

  • Average low temperature in March: 33.8°F

The month with the highest average low temperature is July (66.6°F).
The coldest month (with the lowest average low temperature) is January (24.6°F).

Average pressure in March
Chatham, PA

Average pressure in March - Chatham, PA
  • Average pressure in March: 30.07"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
Chatham, PA

Average wind speed in March - Chatham, PA
  • Average wind speed in March: 8.8mph

The windiest months (with the highest average wind speed) are February and March (8.8mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).

Average humidity in March
Chatham, PA

Average humidity in March - Chatham, PA
  • Average humidity in March: 75%

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

Average rainfall in March
Chatham, PA

Average rainfall in March - Chatham, PA
  • Average rainfall in March: 1.14"

The wettest month (with the highest rainfall) is August (1.93").
The driest months (with the least rainfall) are January, September and November (0.87").

Average rainfall days in March
Chatham, PA

Average rainfall days in March - Chatham, PA
  • Average rainfall days in March: 10.2 days

The month with the highest number of rainy days is July (14.9 days).
The month with the least rainy days is January (5.9 days).

Average snowfall in March
Chatham, PA

Average snowfall in March - Chatham, PA
  • Average snowfall in March: 1.26"

The month with the highest snowfall is March (1.26").
The months with the least snowfall are June, July, August, September and October (0").

Average snowfall days in March
Chatham, PA

Average snowfall days in March - Chatham, PA
  • Average snowfall days in March: 3.3 days

The month with the highest number of snowfall days is January (5.1 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in March / Average sunshine in March - Chatham, 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 3min

The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).

Average sunshine days in March
Chatham, PA

Average sunshine days in March - Chatham, PA
  • Average sunshine days in March: 17.6 days

The month with the most sunshine days is November (21.5 days).
The month with the least sunshine days is July (12.9 days).

Average UV index in March
Chatham, PA

Average UV index in March - Chatham, 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).

Average cloud cover in March
Chatham, PA

Average cloud cover in March - Chatham, 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 30).

Average visibility in March
Chatham, PA

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

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

Chatham, Pennsylvania, USA

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