April weather forecast
Riegelsville, PA

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Weather in April

April is a moderate spring month in Riegelsville, Pennsylvania, with temperature in the range of an average high of 58.6°F (14.8°C) and an average low of 40.6°F (4.8°C).

Temperature

Observing a rise in April, the average high-temperature goes from March's chilly 46.2°F (7.9°C) to a moderate 58.6°F (14.8°C). Riegelsville encounters a steady low-temperature average of 40.6°F (4.8°C) throughout the month of April.

Humidity

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

Rainfall

In Riegelsville, in April, it is raining for 12.5 days, with typically 1.26" (32mm) of accumulated precipitation. Throughout the year, there are 124.4 rainfall days, and 13.39" (340mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Riegelsville are January through April, November and December. April is the last month it regularly snows. During 0.3 snowfall days, in April, Riegelsville aggregates 0.08" (2mm) of snow. In Riegelsville, during the entire year, snow falls for 22 days and aggregates up to 5" (127mm) of snow.

Daylight

In Riegelsville, the average length of the day in April is 13h and 19min.
On the first day of April, sunrise is at 6:42 am and sunset at 7:25 pm. On the last day of the month, sunrise is at 5:59 am and sunset at 7:56 pm EDT.

Sunshine

In April, the average sunshine is 8.2h.

UV index

In April, the average daily maximum UV index is 4. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for average individuals.
Note: The maximum daily UV index of 4 during April translates into the following directions:
Ensure safety - Sun damage prevention is strongly urged. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. A hat with a broad brim is indispensable, filtering out up to half of UV rays. Heads up! The UV radiation from the Sun can almost be doubled by snow reflection.

Frequently asked questions

What is the usual temperature for Riegelsville in April?

Riegelsville in April has an average high-temperature of 58.6°F (14.8°C) and an average low-temperature of 40.6°F (4.8°C).

What is the least humid month?

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

What is the average humidity in April?

The average relative humidity in April is 76%.

How many days does it rain in April?

In April, in Riegelsville, Pennsylvania, the rain falls for 12.5 days. Throughout April, 1.26" (32mm) of precipitation is accumulated.

What is the last month it snows?

April is the last month it regularly snows. During 0.3 snowfall days, in April, Riegelsville aggregates 0.08" (2mm) of snow.

What is the average length of the day in April?

In April, the average day length is 13h and 19min.

When are sunrise and sunset in April?

In April, on the first day of the month, sunrise is at 6:42 am and sunset at 7:25 pm. On the last day of the month, sunrise is at 5:59 am and sunset at 7:56 pm EDT.

How long on average sun shines in April?

In April, the average sunshine duration is 8.2h.

What is the UV index reading in April?

In Riegelsville, the average daily maximum UV index in April is 4. A UV Index estimate of 3 to 5 represents 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 April
Riegelsville, PA

Average temperature in April - Riegelsville, PA
  • Average high temperature in April: 58.6°F

The warmest month (with the highest average high temperature) is July (83.3°F).
The month with the lowest average high temperature is January (34.3°F).

  • Average low temperature in April: 40.6°F

The month with the highest average low temperature is July (63.9°F).
The coldest month (with the lowest average low temperature) is January (21.6°F).

Average pressure in April
Riegelsville, PA

Average pressure in April - Riegelsville, 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).

Average wind speed in April
Riegelsville, PA

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

The windiest month (with the highest average wind speed) is March (8.1mph).
The calmest month (with the lowest average wind speed) is August (4.9mph).

Average humidity in April
Riegelsville, PA

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

The month with the highest relative humidity is February (81%).
The months with the lowest relative humidity are April and July (76%).

Average rainfall in April
Riegelsville, PA

Average rainfall in April - Riegelsville, PA
  • Average rainfall in April: 1.26"

The wettest month (with the highest rainfall) is July (1.65").
The driest month (with the least rainfall) is September (0.71").

Average rainfall days in April
Riegelsville, PA

Average rainfall days in April - Riegelsville, PA
  • Average rainfall days in April: 12.5 days

The month with the highest number of rainy days is May (13.9 days).
The month with the least rainy days is January (7.1 days).

Average snowfall in April
Riegelsville, PA

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

The month with the highest snowfall is February (1.42").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in April
Riegelsville, PA

Average snowfall days in April - Riegelsville, PA
  • Average snowfall days in April: 0.3 days

The month with the highest number of snowfall days is February (6.8 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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

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

  • Average sunshine in April: 8h and 1min

The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).

Average sunshine days in April
Riegelsville, PA

Average sunshine days in April - Riegelsville, PA
  • Average sunshine days in April: 15 days

The month with the most sunshine days is November (20.2 days).
The month with the least sunshine days is May (14 days).

Average UV index in April
Riegelsville, PA

Average UV index in April - Riegelsville, PA
  • Average UV index in April: 4

The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).

Average cloud cover in April
Riegelsville, PA

Average cloud cover in April - Riegelsville, PA
  • Average cloud cover in April: 46

The month with the most cloud cover is February (Cloud cover 50).
The month with the least cloud cover is July (Cloud cover 34).

Average visibility in April
Riegelsville, PA

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

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

Riegelsville, Pennsylvania, USA

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