April weather forecast
Atco, PA

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Weather in April

April is a cool spring month in Atco, Pennsylvania, with an average temperature ranging between max 54.3°F (12.4°C) and min 36.3°F (2.4°C).

Temperature

In Atco, the average high-temperature in April rises, from a cold 42.3°F (5.7°C) in March, to a cool 54.3°F (12.4°C). Atco anticipates an average minimum temperature of 36.3°F (2.4°C) in the month of April.

Humidity

In Atco, the average relative humidity in April is 78%.

Rainfall

In Atco, in April, during 14.5 rainfall days, 1.61" (41mm) of precipitation is typically accumulated. In Atco, during the entire year, the rain falls for 132.5 days and collects up to 19.21" (488mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. In Atco, during April, snow falls for 2.3 days and regularly aggregates up to 0.43" (11mm) of snow. Throughout the year, there are 43.6 snowfall days, and 14.69" (373mm) of snow is accumulated.

Daylight

In April, the average length of the day is 13h and 22min.
On the first day of April, sunrise is at 6:41 am and sunset at 7:26 pm. On the last day of the month, sunrise is at 5:57 am and sunset at 7:57 pm EDT.

Sunshine

In April, the average sunshine is 7.1h.

UV index

In Atco, the average daily maximum UV index in April is 3. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for the ordinary person.
Note: The maximum daily UV index, 3 in April, converts into the following recommendations:
Preventative actions are necessary - Suggestions to safeguard against sun damage are in order. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized. Take heed! Reflection from the snow can almost amplify the Sun's UV radiation by double.
Updated: Aug 10, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Atco in April?

The average high-temperature and low-temperature during April are 54.3°F (12.4°C) and 36.3°F (2.4°C) respectively.

What is the average humidity in April?

In Atco, the average relative humidity in April is 78%.

How many days does it rain in April?

In April, the rain falls for 14.5 days. Throughout April, 1.61" (41mm) of precipitation is accumulated.

How much does it snow in April?

In Atco, in April, during 2.3 snowfall days, 0.43" (11mm) of snow is typically accumulated.

What is the average length of the day in April?

In April, the average day length is 13h and 22min.

When is the sunrise / sunset in April in Atco?

On the first day of April, sunrise is at 6:41 am and sunset at 7:26 pm. On the last day of the month, sunrise is at 5:57 am and sunset at 7:57 pm EDT.

How long on average sun shines in April?

In April, the average sunshine duration in Atco, Pennsylvania, is 7.1h.

How high is the UV index in April?

The average daily maximum UV index in April in Atco 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 April
Atco, PA

Average temperature in April - Atco, PA
  • Average high temperature in April: 54.3°F

The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (30.4°F).

  • Average low temperature in April: 36.3°F

The month with the highest average low temperature is July (58.6°F).
The coldest month (with the lowest average low temperature) is January (18°F).

Average pressure in April
Atco, PA

Average pressure in April - Atco, PA
  • Average pressure in April: 29.98"Hg

The month with the highest atmospheric pressure is November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed in April
Atco, PA

Average wind speed in April - Atco, PA
  • Average wind speed in April: 8mph

The windiest month (with the highest average wind speed) is February (8.4mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).

Average humidity in April
Atco, PA

Average humidity in April - Atco, PA
  • Average humidity in April: 78%

The month with the highest relative humidity is December (85%).
The month with the lowest relative humidity is July (77%).

Average rainfall in April
Atco, PA

Average rainfall in April - Atco, PA
  • Average rainfall in April: 1.61"

The wettest months (with the highest rainfall) are July and August (2.09").
The driest months (with the least rainfall) are January and September (1.14").

Average rainfall days in April
Atco, PA

Average rainfall days in April - Atco, PA
  • Average rainfall days in April: 14.5 days

The month with the highest number of rainy days is May (15.6 days).
The months with the least rainy days are January and February (6.9 days).

Average snowfall in April
Atco, PA

Average snowfall in April - Atco, PA
  • Average snowfall in April: 0.43"

The months with the highest snowfall are January and December (3.27").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in April
Atco, PA

Average snowfall days in April - Atco, PA
  • Average snowfall days in April: 2.3 days

The month with the highest number of snowfall days is February (10.6 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in April /
Average sunshine in April
Atco, PA

Average daylight in April / Average sunshine in April - Atco, PA
  • Average daylight in April: 13h and 2min

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 12min).

  • Average sunshine in April: 7h and 1min

The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is February (Average sunshine: 3h and 36min).

Average sunshine days in April
Atco, PA

Average sunshine days in April - Atco, PA
  • Average sunshine days in April: 13.2 days

The month with the most sunshine days is September (18.6 days).
The month with the least sunshine days is February (12.5 days).

Average UV index in April
Atco, PA

Average UV index in April - Atco, PA
  • Average UV index in April: 3

The months with the highest UV index are May, June, July and August (UV index 5).
The month with the lowest UV index is December (UV index 1).

Average cloud cover in April
Atco, PA

Average cloud cover in April - Atco, PA
  • Average cloud cover in April: 53

The months with the most cloud cover are February and December (Cloud cover 62).
The month with the least cloud cover is July (Cloud cover 38).

Average visibility in April
Atco, PA

Average visibility in April - Atco, PA
  • Average visibility in April: 5mi

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

Atco, Pennsylvania, USA

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