April weather forecast
Sunbury, PA

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Weather in April

April in Sunbury, Pennsylvania, is a moderate spring month, with an average temperature ranging between min 39.9°F (4.4°C) and max 58.1°F (14.5°C).

Temperature

Sunbury's transition into April is marked by a rise in the average high-temperature, advancing from a frosty 46°F (7.8°C) in March to a refreshing 58.1°F (14.5°C). During April, Sunbury consistently records a temperature low averaging a wintry 39.9°F (4.4°C).

Humidity

The months with the lowest humidity in Sunbury are March and April, with an average relative humidity of 76%.

Rainfall

In Sunbury, Pennsylvania, in April, it is raining for 14.6 days, with typically 1.38" (35mm) of accumulated precipitation. In Sunbury, during the entire year, the rain falls for 133.4 days and collects up to 13.15" (334mm) of precipitation.

Snowfall

January through May, November and December are months with snowfall in Sunbury. In April, it is snowing for 0.8 days. Throughout April, 0.08" (2mm) of snow is accumulated. In Sunbury, during the entire year, snow falls for 32.1 days and aggregates up to 4.76" (121mm) of snow.

Daylight

In April, the average length of the day in Sunbury is 13h and 20min.
On the first day of April, sunrise is at 6:49 am and sunset at 7:32 pm. On the last day of the month, sunrise is at 6:05 am and sunset at 8:03 pm EDT.

Sunshine

In April, the average sunshine is 8.1h.

UV index

In Sunbury, the average daily maximum UV index in April is 3. A UV Index reading of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for average individuals.
Note: In April, the maximum UV index of 3 suggests this advice:
Put precautions into practice - Protective measures against sun-induced damage are advised. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage. Warning! The reflection from snow can nearly magnify the Sun's UV radiation twofold.
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Frequently asked questions

What is the usual temperature for Sunbury in April?

During April, Sunbury experiences an average high-temperature of 58.1°F (14.5°C) and a low-temperature of 39.9°F (4.4°C).

What is the least humid month in Sunbury?

The months with the lowest humidity in Sunbury are March and April, with an average relative humidity of 76%.

What is the average humidity in April in Sunbury?

In Sunbury, the average relative humidity in April is 76%.

How many days does it rain in April in Sunbury?

In April, in Sunbury, the rain falls for 14.6 days. Throughout April, 1.38" (35mm) of precipitation is accumulated.

How many days does it snow in April in Sunbury?

In Sunbury, during April, snow falls for 0.8 days and regularly aggregates up to 0.08" (2mm) of snow.

How many hours of daylight does Sunbury have in April?

The average day length in April is 13h and 20min.

When are sunrise and sunset in April in Sunbury?

On the first day of April in Sunbury, sunrise is at 6:49 am and sunset at 7:32 pm. On the last day of the month, sunrise is at 6:05 am and sunset at 8:03 pm EDT.

How many hours of sunshine does Sunbury have in April?

In April, the average sunshine duration is 8.1h.

What is the UV index intensity in April in Sunbury?

In April, the average daily maximum UV index in Sunbury, Pennsylvania, is 3. A UV Index 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
Sunbury, PA

Average temperature in April - Sunbury, PA
  • Average high temperature in April: 58.1°F

The warmest month (with the highest average high temperature) is July (82.2°F).
The month with the lowest average high temperature is January (32.2°F).

  • Average low temperature in April: 39.9°F

The month with the highest average low temperature is July (61.2°F).
The coldest month (with the lowest average low temperature) is January (20.1°F).

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Average pressure in April
Sunbury, PA

Average pressure in April - Sunbury, PA
  • Average pressure in April: 29.98"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).

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Average wind speed in April
Sunbury, PA

Average wind speed in April - Sunbury, PA
  • Average wind speed in April: 7.9mph

The windiest month (with the highest average wind speed) is April (7.9mph).
The calmest month (with the lowest average wind speed) is August (4.6mph).

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Average humidity in April
Sunbury, PA

Average humidity in April - Sunbury, PA
  • Average humidity in April: 76%

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

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Average rainfall in April
Sunbury, PA

Average rainfall in April - Sunbury, PA
  • Average rainfall in April: 1.38"

The wettest month (with the highest rainfall) is July (1.65").
The driest month (with the least rainfall) is September (0.75").

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Average rainfall days in April
Sunbury, PA

Average rainfall days in April - Sunbury, PA
  • Average rainfall days in April: 14.6 days

The month with the highest number of rainy days is May (14.7 days).
The month with the least rainy days is January (7.7 days).

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Average snowfall in April
Sunbury, PA

Average snowfall in April - Sunbury, PA
  • Average snowfall in April: 0.08"

The month with the highest snowfall is February (1.46").
The months with the least snowfall are June, July, August, September and October (0").

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Average snowfall days in April
Sunbury, PA

Average snowfall days in April - Sunbury, PA
  • Average snowfall days in April: 0.8 days

The month with the highest number of snowfall days is January (9.3 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
Sunbury, PA

Average daylight in April / Average sunshine in April - Sunbury, 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: 8h and 1min

The month with the most sunshine is July (Average sunshine: 10h and 24min).
The months with the least sunshine are January and February (Average sunshine: 4h and 12min).

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Average sunshine days in April
Sunbury, PA

Average sunshine days in April - Sunbury, PA
  • Average sunshine days in April: 13.4 days

The month with the most sunshine days is November (19.4 days).
The month with the least sunshine days is April (13.4 days).

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Average UV index in April
Sunbury, PA

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

The month with the highest UV index is 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 April
Sunbury, PA

Average cloud cover in April - Sunbury, PA
  • Average cloud cover in April: 47

The months with the most cloud cover are February and December (Cloud cover 54).
The month with the least cloud cover is July (Cloud cover 32).

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Average visibility in April
Sunbury, PA

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

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

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Sunbury, Pennsylvania, USA

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