April weather forecast
Keisterville, PA

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Weather in April

April is a moderate spring month in Keisterville, Pennsylvania, with an average temperature varying between 60.1°F (15.6°C) and 41°F (5°C).

Temperature

With the onset of April, Keisterville experiences a temperature shift, with the average high-temperature moving from a frosty 47.8°F (8.8°C) in March to a moderate 60.1°F (15.6°C). In April, the average low-temperature records at an icy 41°F (5°C) during the nights.

Humidity

April, July and August, with an average relative humidity of 77%, are the least humid months.

Rainfall

In Keisterville, in April, during 14.3 rainfall days, 1.18" (30mm) of precipitation is typically accumulated. Throughout the year, there are 139.7 rainfall days, and 12.95" (329mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall in Keisterville. In Keisterville, during April, snow falls for 2.1 days and regularly aggregates up to 0.43" (11mm) of snow. In Keisterville, during the entire year, snow falls for 53.8 days and aggregates up to 10.79" (274mm) of snow.

Daylight

In Keisterville, Pennsylvania, the average length of the day in April is 13h and 17min.
On the first day of April in Keisterville, Pennsylvania, sunrise is at 7:01 am and sunset at 7:43 pm. On the last day of the month, sunrise is at 6:19 am and sunset at 8:13 pm EDT.

Sunshine

In April, the average sunshine is 7.7h.

UV index

In Keisterville, the average daily maximum UV index in April is 4. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for ordinary individuals.
Note: In April, the UV index of 4 transforms into the following advice:
Put precautions into practice - Protective measures against sun-induced damage are advised. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit. Mark this! Snow reflection can nearly double the UV radiation intensity from the Sun.

Frequently asked questions

What are the temperatures in April?

The high-temperature during April is 60.1°F (15.6°C) and the low-temperature is 41°F (5°C).

What is the least humid month?

The months with the lowest humidity are April, July and August, with an average relative humidity of 77%.

What is the average humidity in April?

In Keisterville, the average relative humidity in April is 77%.

How many days does it rain in April?

In April, the rain falls for 14.3 days. Throughout April, 1.18" (30mm) of precipitation is accumulated.

How much does it snow in April?

In Keisterville, in April, during 2.1 snowfall days, 0.43" (11mm) of snow is typically accumulated.

How many hours of daylight does Keisterville have in April?

In April, the average day length is 13h and 17min.

When is the sunrise / sunset in April in Keisterville?

In April, on the first day of the month, sunrise is at 7:01 am and sunset at 7:43 pm. On the last day of the month, sunrise is at 6:19 am and sunset at 8:13 pm EDT.

How many hours of sunshine does Keisterville have in April?

In Keisterville, the average sunshine duration in April is 7.7h.

How high is the UV index in April?

In Keisterville, the average daily maximum UV index in April is 4. A UV Index reading of 3 to 5 represents a moderate vulnerability from exposure to the Sun's UV radiation.
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
Keisterville, PA

Average temperature in April - Keisterville, PA
  • Average high temperature in April: 60.1°F

The warmest month (with the highest average high temperature) is July (82.6°F).
The month with the lowest average high temperature is January (34.2°F).

  • Average low temperature in April: 41°F

The month with the highest average low temperature is July (60.8°F).
The coldest month (with the lowest average low temperature) is January (21.2°F).

Average pressure in April
Keisterville, PA

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

The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

Average wind speed in April
Keisterville, PA

Average wind speed in April - Keisterville, PA
  • Average wind speed in April: 7.5mph

The windiest month (with the highest average wind speed) is January (8mph).
The calmest month (with the lowest average wind speed) is August (4.7mph).

Average humidity in April
Keisterville, PA

Average humidity in April - Keisterville, PA
  • Average humidity in April: 77%

The month with the highest relative humidity is February (85%).
The months with the lowest relative humidity are April, July and August (77%).

Average rainfall in April
Keisterville, PA

Average rainfall in April - Keisterville, PA
  • Average rainfall in April: 1.18"

The wettest month (with the highest rainfall) is May (1.57").
The driest month (with the least rainfall) is September (0.67").

Average rainfall days in April
Keisterville, PA

Average rainfall days in April - Keisterville, PA
  • Average rainfall days in April: 14.3 days

The month with the highest number of rainy days is May (16.8 days).
The month with the least rainy days is February (7.7 days).

Average snowfall in April
Keisterville, PA

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

The month with the highest snowfall is January (2.64").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in April
Keisterville, PA

Average snowfall days in April - Keisterville, PA
  • Average snowfall days in April: 2.1 days

The month with the highest number of snowfall days is January (15.4 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in April / Average sunshine in April - Keisterville, 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: 7h and 4min

The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 0min).

Average sunshine days in April
Keisterville, PA

Average sunshine days in April - Keisterville, PA
  • Average sunshine days in April: 12.8 days

The month with the most sunshine days is November (17.9 days).
The month with the least sunshine days is January (9.7 days).

Average UV index in April
Keisterville, PA

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

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).

Average cloud cover in April
Keisterville, PA

Average cloud cover in April - Keisterville, PA
  • Average cloud cover in April: 49

The month with the most cloud cover is January (Cloud cover 69).
The month with the least cloud cover is August (Cloud cover 35).

Average visibility in April
Keisterville, PA

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

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

Keisterville, Pennsylvania, USA

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