April weather forecast
Ottsville, PA

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Weather in April

April in Ottsville, Pennsylvania, is a refreshing spring month, with an average temperature fluctuating between 42.3°F (5.7°C) and 60.1°F (15.6°C).

Temperature

Ottsville in April sees a temperature change, with average high-temperatures moving from a chilly 47.7°F (8.7°C) in March to a refreshing 60.1°F (15.6°C). An average low-temperature of 42.3°F (5.7°C) is anticipated throughout the nights during April.

Humidity

April and July, with an average relative humidity of 74%, are the least humid months in Ottsville.

Rainfall

In Ottsville, in April, during 15.9 rainfall days, 2.8" (71mm) of precipitation is typically accumulated. In Ottsville, during the entire year, the rain falls for 157.1 days and collects up to 31.73" (806mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall in Ottsville. In Ottsville, during April, snow falls for 0.5 days and regularly aggregates up to 0.31" (8mm) of snow. Throughout the year, in Ottsville, Pennsylvania, there are 26.7 snowfall days, and 14.37" (365mm) of snow is accumulated.

Daylight

In Ottsville, 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 7:55 pm EDT.

Sunshine

In April, the average sunshine is 8.3h.

UV index

The average daily maximum UV index in April is 4. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for the ordinary person.
Note: A daily high UV index of 4 in April leads to these guidelines:
Heed the precautions - Suggestions to avoid sunburn are made. Avoiding the Sun's peak radiation during midday hours is essential for health and safety. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears. Be informed! The Sun's UV radiation can be nearly doubled due to the reflection from snow.
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Frequently asked questions

What is the average April temperature in Ottsville?

The high-temperature, in April, in Ottsville, is 60.1°F (15.6°C), while the low-temperature averages to 42.3°F (5.7°C).

What is the least humid month in Ottsville?

The months with the lowest humidity are April and July, with an average relative humidity of 74%.

What is the average humidity in April in Ottsville?

In Ottsville, the average relative humidity in April is 74%.

How many days does it rain in April in Ottsville?

In April, the rain falls for 15.9 days. Throughout April, 2.8" (71mm) of precipitation is accumulated.

How many days does it snow in April in Ottsville?

In Ottsville, in April, during 0.5 snowfall days, 0.31" (8mm) of snow is typically accumulated.

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

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

When is the sunrise / sunset in April in Ottsville?

On the first day of April in Ottsville, Pennsylvania, 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 7:55 pm EDT.

How many hours of sunshine does Ottsville have in April?

In Ottsville, the average sunshine duration in April is 8.3h.

What is the UV index intensity in April in Ottsville?

In April, the average daily maximum UV index 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
Ottsville, PA

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

The warmest month (with the highest average high temperature) is July (84.9°F).
The month with the lowest average high temperature is January (35.2°F).

  • Average low temperature in April: 42.3°F

The month with the highest average low temperature is July (65.7°F).
The coldest month (with the lowest average low temperature) is January (23°F).

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Average pressure in April
Ottsville, PA

Average pressure in April - Ottsville, 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
Ottsville, PA

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

The windiest month (with the highest average wind speed) is March (8.2mph).
The calmest month (with the lowest average wind speed) is August (5mph).

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Average humidity in April
Ottsville, PA

Average humidity in April - Ottsville, PA
  • Average humidity in April: 74%

The month with the highest relative humidity is February (80%).
The months with the lowest relative humidity are April and July (74%).

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Average rainfall in April
Ottsville, PA

Average rainfall in April - Ottsville, PA
  • Average rainfall in April: 2.8"

The wettest months (with the highest rainfall) are July and August (3.07").
The driest month (with the least rainfall) is September (1.85").

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Average rainfall days in April
Ottsville, PA

Average rainfall days in April - Ottsville, PA
  • Average rainfall days in April: 15.9 days

The month with the highest number of rainy days is May (17.6 days).
The month with the least rainy days is January (8.8 days).

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Average snowfall in April
Ottsville, PA

Average snowfall in April - Ottsville, PA
  • Average snowfall in April: 0.31"

The month with the highest snowfall is March (4.13").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in April
Ottsville, PA

Average snowfall days in April - Ottsville, PA
  • Average snowfall days in April: 0.5 days

The month with the highest number of snowfall days is January (8.2 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
Ottsville, PA

Average daylight in April / Average sunshine in April - Ottsville, 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 2min

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
Ottsville, PA

Average sunshine days in April - Ottsville, PA
  • Average sunshine days in April: 12 days

The month with the most sunshine days is November (18.2 days).
The month with the least sunshine days is June (11.9 days).

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Average UV index in April
Ottsville, PA

Average UV index in April - Ottsville, 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
Ottsville, PA

Average cloud cover in April - Ottsville, PA
  • Average cloud cover in April: 45

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

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Average visibility in April
Ottsville, PA

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

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

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Ottsville, Pennsylvania, USA

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