April weather forecast
Exton, PA

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Weather in April

April's arrival in Exton comes with an appreciable jump in temperature, climbing from 43.5°F (6.4°C) to 60.6°F (15.9°C). Spring is in full bloom, with the most substantial dip in the snowfall to an almost negligible 0.16" (4mm). The increase in daylight hours symbolizes the transition towards longer, sunlit days, indicating the close of the wintry times. Though rainfall becomes more frequent, the cloud coverage declines slightly, offering a clearer skyline. The month, thus, brings a pleasant mixture of sunny and rainy days.

Temperature

Exton's April weather brings a rise in high-temperatures, moving from a chilly 48.2°F (9°C) in March to a moderate 60.6°F (15.9°C). Exton experiences an average low-temperature of 43.5°F (6.4°C) in the month of April.

Humidity

The months with the lowest humidity in Exton are April and July, with an average relative humidity of 73%.

Rainfall

In Exton, in April, during 12.3 rainfall days, 0.98" (25mm) of precipitation is typically accumulated. In Exton, during the entire year, the rain falls for 124.6 days and collects up to 14.25" (362mm) of precipitation.

Snowfall

Months with snowfall in Exton, Pennsylvania, are January through May, November and December. In Exton, Pennsylvania, in April, snow falls for 0.3 days, with typically accumulated 0.16" (4mm) of snow. Throughout the year, there are 18.5 snowfall days, and 5.51" (140mm) of snow is accumulated.

Daylight

In April, the average length of the day in Exton is 13h and 17min.
On the first day of the month, sunrise is at 6:45 am and sunset at 7:27 pm. On the last day of April, in Exton, sunrise is at 6:02 am and sunset at 7:56 pm EDT.

Sunshine

In April, the average sunshine in Exton is 8.1h.

UV index

In April, the average daily maximum UV index is 4. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for ordinary individuals.
Note: The UV index of 4 during April leads to these advisories:
Act with care - Obligation to protect against skin and eye damage is highlighted. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades. Consider this! The reflection from snow can almost double the intensity of the Sun's UV radiation.
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Frequently asked questions

What is the usual temperature for Exton in April?

In Exton, in April, the average high-temperature is 60.6°F (15.9°C), and the average low-temperature is 43.5°F (6.4°C).

What are the least humid months in Exton?

The months with the lowest humidity in Exton are April and July, with an average relative humidity of 73%.

What is the average humidity in April in Exton?

In April, the average relative humidity in Exton is 73%.

How much does it rain in Exton in April?

In April, the rain falls for 12.3 days. Throughout April, 0.98" (25mm) of precipitation is accumulated.

How much does it snow in Exton in April?

In Exton, Pennsylvania, during April, snow falls for 0.3 days and regularly aggregates up to 0.16" (4mm) of snow.

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

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

When are sunrise and sunset in April in Exton?

In April, on the first day of the month, sunrise is at 6:45 am and sunset at 7:27 pm. On the last day of the month, sunrise is at 6:02 am and sunset at 7:56 pm EDT.

How many hours of sunshine does Exton have in April?

In Exton, Pennsylvania, the average sunshine duration in April is 8.1h.

How high is the UV index in April in Exton?

The average daily maximum UV index in April in Exton is 4. A UV Index value of 3 to 5 symbolizes a moderate health threat 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
Exton, PA

Average temperature in April - Exton, PA
  • Average high temperature in April: 60.6°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 (36.1°F).

  • Average low temperature in April: 43.5°F

The month with the highest average low temperature is July (67.5°F).
The coldest month (with the lowest average low temperature) is January (24.3°F).

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Average pressure in April
Exton, PA

Average pressure in April - Exton, 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
Exton, PA

Average wind speed in April - Exton, PA
  • Average wind speed in April: 8.3mph

The windiest month (with the highest average wind speed) is March (8.5mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).

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Average humidity in April
Exton, PA

Average humidity in April - Exton, PA
  • Average humidity in April: 73%

The months with the highest relative humidity are February and October (79%).
The months with the lowest relative humidity are April and July (73%).

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Average rainfall in April
Exton, PA

Average rainfall in April - Exton, PA
  • Average rainfall in April: 0.98"

The wettest month (with the highest rainfall) is August (1.89").
The driest month (with the least rainfall) is January (0.79").

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Average rainfall days in April
Exton, PA

Average rainfall days in April - Exton, PA
  • Average rainfall days in April: 12.3 days

The month with the highest number of rainy days is July (15.1 days).
The month with the least rainy days is January (5 days).

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Average snowfall in April
Exton, PA

Average snowfall in April - Exton, PA
  • Average snowfall in April: 0.16"

The month with the highest snowfall is March (1.57").
The months with the least snowfall are June, July, August, September and October (0").

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Average snowfall days in April
Exton, PA

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

The month with the highest number of snowfall days is January (5.4 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
Exton, PA

Average daylight in April / Average sunshine in April - Exton, 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 1min

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 30min).

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Average sunshine days in April
Exton, PA

Average sunshine days in April - Exton, PA
  • Average sunshine days in April: 16.1 days

The month with the most sunshine days is November (21.7 days).
The month with the least sunshine days is June (13.3 days).

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Average UV index in April
Exton, PA

Average UV index in April - Exton, 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
Exton, PA

Average cloud cover in April - Exton, 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 33).

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Average visibility in April
Exton, PA

Average visibility in April - Exton, 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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Exton, Pennsylvania, USA

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