April weather forecast
Cornwell, PA

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Weather in April

April is an enjoyable spring month in Cornwell, Pennsylvania, with an average temperature varying between 61.7°F (16.5°C) and 44.2°F (6.8°C).

Temperature

April brings a rise in Cornwell's average high-temperature, moving from a chilly 49.3°F (9.6°C) in March to an enjoyable 61.7°F (16.5°C). Throughout April, an average low-temperature of 44.2°F (6.8°C) is experienced.

Humidity

April, July and August, with an average relative humidity of 71%, are the least humid months.

Rainfall

In Cornwell, Pennsylvania, in April, during 14.6 rainfall days, 2.52" (64mm) of precipitation is typically accumulated. In Cornwell, during the entire year, the rain falls for 153.8 days and collects up to 30.94" (786mm) of precipitation.

Snowfall

January through May, November and December are months with snowfall. In April, it is snowing for 0.4 days. Throughout April, 0.24" (6mm) of snow is accumulated. Throughout the year, in Cornwell, there are 16.8 snowfall days, and 8.5" (216mm) of snow is accumulated.

Daylight

In April, the average length of the day is 13h and 18min.
On the first day of the month, sunrise is at 6:42 am and sunset at 7:24 pm. On the last day of April, sunrise is at 5:59 am and sunset at 7:54 pm EDT.

Sunshine

In April, the average sunshine in Cornwell is 8.3h.

UV index

The average daily maximum UV index in April is 4. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for the average person.
Note: In April, the average maximum UV index of 4 translates into the following recommendations:
Preventative actions are necessary - Suggestions to safeguard against sun damage are in order. Minimize direct exposure to the Sun during midday when its radiation is at its peak. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage. Mark this! Snow reflection can nearly double the UV radiation intensity from the Sun.
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Frequently asked questions

What is the temperature in April in Cornwell?

Cornwell in April has an average high-temperature of 61.7°F (16.5°C) and an average low-temperature of 44.2°F (6.8°C).

What is the least humid month in Cornwell?

April, July and August, with an average relative humidity of 71%, are the least humid months in Cornwell.

What is the average humidity in April in Cornwell?

In Cornwell, Pennsylvania, the average relative humidity in April is 71%.

How much does it rain in Cornwell in April?

In April, in Cornwell, Pennsylvania, the rain falls for 14.6 days. Throughout April, 2.52" (64mm) of precipitation is accumulated.

How many days does it snow in April in Cornwell?

In Cornwell, in April, during 0.4 snowfall days, 0.24" (6mm) of snow is typically accumulated.

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

In Cornwell, Pennsylvania, the average day length in April is 13h and 18min.

When are sunrise and sunset in April in Cornwell?

On the first day of April in Cornwell, Pennsylvania, sunrise is at 6:42 am and sunset at 7:24 pm. On the last day of the month, sunrise is at 5:59 am and sunset at 7:54 pm EDT.

How long on average sun shines in April in Cornwell?

The average sunshine duration in April in Cornwell is 8.3h.

What is the UV index intensity in April in Cornwell?

In Cornwell, the average daily maximum UV index in April is 4. A UV Index reading of 3 to 5 represents a moderate vulnerability from unprotected exposure to 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
Cornwell, PA

Average temperature in April - Cornwell, PA
  • Average high temperature in April: 61.7°F

The warmest month (with the highest average high temperature) is July (86.4°F).
The month with the lowest average high temperature is January (37.4°F).

  • Average low temperature in April: 44.2°F

The month with the highest average low temperature is July (68.9°F).
The coldest month (with the lowest average low temperature) is January (25.2°F).

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Average pressure in April
Cornwell, PA

Average pressure in April - Cornwell, 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 (29.93"Hg).

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Average wind speed in April
Cornwell, PA

Average wind speed in April - Cornwell, PA
  • Average wind speed in April: 8.5mph

The windiest months (with the highest average wind speed) are March and April (8.5mph).
The calmest month (with the lowest average wind speed) is August (5.6mph).

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Average humidity in April
Cornwell, PA

Average humidity in April - Cornwell, PA
  • Average humidity in April: 71%

The months with the highest relative humidity are February and October (77%).
The months with the lowest relative humidity are April, July and August (71%).

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Average rainfall in April
Cornwell, PA

Average rainfall in April - Cornwell, PA
  • Average rainfall in April: 2.52"

The wettest month (with the highest rainfall) is July (3.39").
The driest month (with the least rainfall) is January (1.89").

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Average rainfall days in April
Cornwell, PA

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

The month with the highest number of rainy days is July (18.5 days).
The month with the least rainy days is November (7.5 days).

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Average snowfall in April
Cornwell, PA

Average snowfall in April - Cornwell, PA
  • Average snowfall in April: 0.24"

The month with the highest snowfall is March (2.76").
The months with the least snowfall are June, July, August, September and October (0").

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Average snowfall days in April
Cornwell, PA

Average snowfall days in April - Cornwell, PA
  • Average snowfall days in April: 0.4 days

The month with the highest number of snowfall days is January (5.2 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

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

Average daylight in April / Average sunshine in April - Cornwell, 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: 8h and 2min

The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).

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Average sunshine days in April
Cornwell, PA

Average sunshine days in April - Cornwell, PA
  • Average sunshine days in April: 14.2 days

The month with the most sunshine days is November (21.2 days).
The month with the least sunshine days is July (10.4 days).

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Average UV index in April
Cornwell, PA

Average UV index in April - Cornwell, 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
Cornwell, PA

Average cloud cover in April - Cornwell, PA
  • Average cloud cover in April: 44

The month with the most cloud cover is February (Cloud cover 48).
The month with the least cloud cover is July (Cloud cover 33).

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Average visibility in April
Cornwell, PA

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

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

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Cornwell, Pennsylvania, USA

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