April weather forecast
Summerville, PA

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Weather in April

April is a refreshing spring month in Summerville, Pennsylvania, with an average temperature fluctuating between 37.6°F (3.1°C) and 56.3°F (13.5°C).

Temperature

April's arrival coincides with a rise in the average high-temperature, moving from March's frosty 43.5°F (6.4°C) to a moderate 56.3°F (13.5°C). Throughout April, the temperature tends to fall to a consistent average low of 37.6°F (3.1°C).

Humidity

In April, the average relative humidity is 79%.

Rainfall

The month with the most rainfall is April, when the rain falls for 16.1 days and typically aggregates up to 2.56" (65mm) of precipitation.

Snowfall

Months with snowfall in Summerville are January through May, October through December. In Summerville, Pennsylvania, during April, snow falls for 4.5 days and regularly aggregates up to 1.3" (33mm) of snow. In Summerville, during the entire year, snow falls for 72.4 days and aggregates up to 22.28" (566mm) of snow.

Daylight

The average length of the day in April in Summerville is 13h and 20min.
On the first day of April, sunrise is at 6:58 am and sunset at 7:42 pm. On the last day of the month, sunrise is at 6:14 am and sunset at 8:13 pm EDT.

Sunshine

In April, the average sunshine is 7.1h.

UV index

In April, the average daily maximum UV index is 3. A UV Index estimate of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for the average person.
Note: A maximum daily UV index of 3 during April morphs into the following directions:
Act with care - Obligation to protect against skin and eye damage is highlighted. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. Always opt for UVA and UVB-resistant sunglasses on radiant days. Take note! UV radiation from the Sun can double in intensity due to snow reflection.
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Frequently asked questions

What are the temperatures in Summerville in April?

In April, the average high-temperature and low-temperature in Summerville are 56.3°F (13.5°C) and 37.6°F (3.1°C) respectively.

What is the average humidity in April in Summerville?

In April, the average relative humidity in Summerville is 79%.

What is the rainiest month in Summerville?

The month with the most rainfall in Summerville, Pennsylvania, is April, when the rain falls for 16.1 days and typically aggregates up to 2.56" (65mm) of precipitation.

How much does it rain in Summerville in April?

In Summerville, in April, during 16.1 rainfall days, 2.56" (65mm) of precipitation is typically accumulated.

How many days does it snow in April in Summerville?

In April, it is snowing for 4.5 days. Throughout April, 1.3" (33mm) of snow is accumulated.

What is the average length of the day in April in Summerville?

In April, the average day length is 13h and 20min.

When are sunrise and sunset in April in Summerville?

On the first day of April in Summerville, sunrise is at 6:58 am and sunset at 7:42 pm. On the last day of the month, sunrise is at 6:14 am and sunset at 8:13 pm EDT.

How long on average sun shines in April in Summerville?

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

What is the UV index intensity in April in Summerville?

The average daily maximum UV index in April is 3. A UV Index estimate of 3 to 5 represents a moderate vulnerability 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 April
Summerville, PA

Average temperature in April - Summerville, PA
  • Average high temperature in April: 56.3°F

The warmest month (with the highest average high temperature) is July (80.6°F).
The month with the lowest average high temperature is January (30.2°F).

  • Average low temperature in April: 37.6°F

The month with the highest average low temperature is July (58.8°F).
The coldest month (with the lowest average low temperature) is January (17.8°F).

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Average pressure in April
Summerville, PA

Average pressure in April - Summerville, PA
  • Average pressure in April: 29.98"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
Summerville, PA

Average wind speed in April - Summerville, PA
  • Average wind speed in April: 8.3mph

The windiest month (with the highest average wind speed) is January (8.9mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).

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Average humidity in April
Summerville, PA

Average humidity in April - Summerville, PA
  • Average humidity in April: 79%

The month with the highest relative humidity is February (88%).
The months with the lowest relative humidity are June, July and August (78%).

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Average rainfall in April
Summerville, PA

Average rainfall in April - Summerville, PA
  • Average rainfall in April: 2.56"

The wettest month (with the highest rainfall) is April (2.56").
The driest month (with the least rainfall) is November (1.26").

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Average rainfall days in April
Summerville, PA

Average rainfall days in April - Summerville, PA
  • Average rainfall days in April: 16.1 days

The month with the highest number of rainy days is May (17.4 days).
The month with the least rainy days is January (7.2 days).

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Average snowfall in April
Summerville, PA

Average snowfall in April - Summerville, PA
  • Average snowfall in April: 1.3"

The month with the highest snowfall is February (5.51").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in April
Summerville, PA

Average snowfall days in April - Summerville, PA
  • Average snowfall days in April: 4.5 days

The month with the highest number of snowfall days is January (18 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in April / Average sunshine in April - Summerville, 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 18min).

  • Average sunshine in April: 7h and 1min

The months with the most sunshine are July and August (Average sunshine: 9h and 42min).
The month with the least sunshine is January (Average sunshine: 2h and 30min).

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Average sunshine days in April
Summerville, PA

Average sunshine days in April - Summerville, PA
  • Average sunshine days in April: 11 days

The month with the most sunshine days is November (15.3 days).
The month with the least sunshine days is February (8.1 days).

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Average UV index in April
Summerville, PA

Average UV index in April - Summerville, 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).

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Average cloud cover in April
Summerville, PA

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

The month with the most cloud cover is January (Cloud cover 76).
The months with the least cloud cover are July and August (Cloud cover 39).

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Average visibility in April
Summerville, PA

Average visibility in April - Summerville, PA
  • Average visibility in April: 6mi

The month with the highest visibility is April (6mi).
The month with the lowest visibility is February (4mi).

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Summerville, Pennsylvania, USA

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