April weather forecast
South Pottstown, PA

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Weather in April

April in South Pottstown, Pennsylvania, is a refreshing spring month, with an average temperature ranging between min 42.3°F (5.7°C) and max 60.3°F (15.7°C).

Temperature

The start of April brings a rise in the average high-temperature, moving from a chilly 47.8°F (8.8°C) in March to a moderate 60.3°F (15.7°C). Throughout April, South Pottstown records an average temperature of 42.3°F (5.7°C) at night.

Humidity

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

Rainfall

In South Pottstown, in April, it is raining for 14.4 days, with typically 2.28" (58mm) of accumulated precipitation. In South Pottstown, during the entire year, the rain falls for 146.5 days and collects up to 27.87" (708mm) of precipitation.

Snowfall

Months with snowfall in South Pottstown, Pennsylvania, are January through April, November and December. April is the last month it regularly snows. During 0.3 snowfall days, in April, South Pottstown aggregates 0.2" (5mm) of snow. In South Pottstown, during the entire year, snow falls for 19.1 days and aggregates up to 11.54" (293mm) of snow.

Daylight

The average length of the day in April is 13h and 18min.
On the first day of the month, sunrise is at 6:45 am and sunset at 7:27 pm. On the last day of April, sunrise is at 6:02 am and sunset at 7:57 pm EDT.

Sunshine

In South Pottstown, Pennsylvania, the average sunshine in April is 8.2h.

UV index

The average daily maximum UV index in April in South Pottstown, Pennsylvania, is 4. A UV Index estimate of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: In April, the maximum UV index of 4 transforms into these recommendations:
Adopt protective measures - Suggestions to resist sunburn are offered. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat. Attention! Nearly twice the Sun's UV radiation can be reflected by snow.
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Frequently asked questions

What are the temperatures in South Pottstown in April?

The average high-temperature and low-temperature in South Pottstown, Pennsylvania, during April are 60.3°F (15.7°C) and 42.3°F (5.7°C) respectively.

What are the least humid months in South Pottstown?

April and July, with an average relative humidity of 75%, are the least humid months in South Pottstown, Pennsylvania.

What is the average humidity in April in South Pottstown?

In April, the average relative humidity is 75%.

How much does it rain in South Pottstown in April?

In South Pottstown, Pennsylvania, during April, the rain falls for 14.4 days and regularly aggregates up to 2.28" (58mm) of precipitation.

What is the last month it snows in South Pottstown?

April is the last month it regularly snows in South Pottstown. During 0.3 snowfall days, in April, South Pottstown aggregates 0.2" (5mm) of snow.

How many hours of daylight does South Pottstown have in April?

In South Pottstown, Pennsylvania, the average day length in April is 13h and 18min.

When are sunrise and sunset in April in South Pottstown?

In April, on the first day of the month, sunrise is at 6:45 am and sunset at 7:27 pm. On the last day of the month, in South Pottstown, Pennsylvania, sunrise is at 6:02 am and sunset at 7:57 pm EDT.

How long on average sun shines in April in South Pottstown?

The average sunshine duration in April in South Pottstown, Pennsylvania, is 8.2h.

What is the UV index reading in April in South Pottstown?

The average daily maximum UV index in April is 4. A UV Index value of 3 to 5 symbolizes a moderate vulnerability from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in April
South Pottstown, PA

Average temperature in April - South Pottstown, PA
  • Average high temperature in April: 60.3°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 (35.4°F).

  • Average low temperature in April: 42.3°F

The month with the highest average low temperature is July (65.5°F).
The coldest month (with the lowest average low temperature) is January (23.2°F).

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Average pressure in April
South Pottstown, PA

Average pressure in April - South Pottstown, PA
  • Average pressure in April: 29.99"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 April
South Pottstown, PA

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

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 April
South Pottstown, PA

Average humidity in April - South Pottstown, PA
  • Average humidity in April: 75%

The months with the highest relative humidity are February and October (80%).
The months with the lowest relative humidity are April and July (75%).

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Average rainfall in April
South Pottstown, PA

Average rainfall in April - South Pottstown, PA
  • Average rainfall in April: 2.28"

The wettest month (with the highest rainfall) is August (3.15").
The driest month (with the least rainfall) is September (1.81").

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Average rainfall days in April
South Pottstown, PA

Average rainfall days in April - South Pottstown, PA
  • Average rainfall days in April: 14.4 days

The months with the highest number of rainy days are May and July (17 days).
The month with the least rainy days is January (7.3 days).

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Average snowfall in April
South Pottstown, PA

Average snowfall in April - South Pottstown, PA
  • Average snowfall in April: 0.2"

The month with the highest snowfall is March (3.7").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in April
South Pottstown, PA

Average snowfall days in April - South Pottstown, PA
  • Average snowfall days in April: 0.3 days

The month with the highest number of snowfall days is January (5.8 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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Average daylight in April /
Average sunshine in April
South Pottstown, PA

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

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 April: 8h and 1min

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 42min).

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Average sunshine days in April
South Pottstown, PA

Average sunshine days in April - South Pottstown, PA
  • Average sunshine days in April: 14 days

The month with the most sunshine days is November (21 days).
The month with the least sunshine days is May (12.3 days).

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Average UV index in April
South Pottstown, PA

Average UV index in April - South Pottstown, PA
  • Average UV index in April: 4

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, March, November and December (UV index 2).

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Average cloud cover in April
South Pottstown, PA

Average cloud cover in April - South Pottstown, PA
  • Average cloud cover in April: 45

The month with the most cloud cover is February (Cloud cover 49).
The month with the least cloud cover is July (Cloud cover 32).

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Average visibility in April
South Pottstown, PA

Average visibility in April - South Pottstown, PA
  • Average visibility in April: 6mi

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

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South Pottstown, Pennsylvania, USA

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