April weather forecast
Radnor, WV

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Weather in April

April in Radnor, West Virginia, is a comfortable spring month, with temperature in the range of an average low of 46.2°F (7.9°C) and an average high of 65.8°F (18.8°C).

Temperature

As Radnor, West Virginia, enters April, the average high-temperature increases from the a fresh 53.8°F (12.1°C) of March to an enjoyable 65.8°F (18.8°C). April brings an average low-temperature of 46.2°F (7.9°C) to Radnor.

Humidity

The average relative humidity in April is 76%.

Rainfall

April is the month with the most rainfall in Radnor. Rain falls for 17.4 days and accumulates 3.43" (87mm) of precipitation.

Snowfall

January through April, October through December are months with snowfall. April is the last month it regularly snows. During 0.7 snowfall days, in April, Radnor aggregates 0.24" (6mm) of snow. In Radnor, during the entire year, snow falls for 33.2 days and aggregates up to 13.35" (339mm) of snow.

Daylight

In April, the average length of the day is 13h and 13min.
On the first day of the month, sunrise is at 7:13 am and sunset at 7:53 pm. On the last day of April, sunrise is at 6:33 am and sunset at 8:20 pm EDT.

Sunshine

In April, the average sunshine is 8.1h.

UV index

The average daily maximum UV index in April is 4. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for ordinary individuals.
Note: The daily high UV index of 4 in April translates into this advice:
Guard yourself - Precautionary measures against sun damage are advocated. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays. Pay attention! The reflection of snow can enhance the Sun's UV radiation almost double.
Updated: Jun 19, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in April?

In Radnor, 65.8°F (18.8°C) is the average high-temperature and 46.2°F (7.9°C) is the average low-temperature during April.

What is the average humidity in April?

In Radnor, the average relative humidity in April is 76%.

What is the rainiest month?

April is the month with the most rainfall. Rain falls for 17.4 days and accumulates 3.43" (87mm) of precipitation.

How much does it rain in April?

In Radnor, during April, the rain falls for 17.4 days and regularly aggregates up to 3.43" (87mm) of precipitation.

What is the last month it snows?

April is the last month it regularly snows. During 0.7 snowfall days, in April, Radnor aggregates 0.24" (6mm) of snow.

What is the average length of the day in April?

The average day length in April is 13h and 13min.

When is the sunrise / sunset in April?

In April, on the first day of the month, sunrise is at 7:13 am and sunset at 7:53 pm. On the last day of the month, sunrise is at 6:33 am and sunset at 8:20 pm EDT.

How many hours of sunshine does Radnor have in April?

The average sunshine duration in April is 8.1h.

What is the UV index intensity in April?

In April, the average daily maximum UV index 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
Radnor, WV

Average temperature in April - Radnor, WV
  • Average high temperature in April: 65.8°F

The warmest month (with the highest average high temperature) is July (87.1°F).
The month with the lowest average high temperature is January (39.7°F).

  • Average low temperature in April: 46.2°F

The month with the highest average low temperature is July (64.4°F).
The coldest month (with the lowest average low temperature) is January (26.1°F).

Average pressure in April
Radnor, WV

Average pressure in April - Radnor, WV
  • Average pressure in April: 29.99"Hg

The month with the highest atmospheric pressure is November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).

Average wind speed in April
Radnor, WV

Average wind speed in April - Radnor, WV
  • Average wind speed in April: 6.6mph

The windiest months (with the highest average wind speed) are January, February and April (6.6mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).

Average humidity in April
Radnor, WV

Average humidity in April - Radnor, WV
  • Average humidity in April: 76%

The month with the highest relative humidity is February (81%).
The month with the lowest relative humidity is August (74%).

Average rainfall in April
Radnor, WV

Average rainfall in April - Radnor, WV
  • Average rainfall in April: 3.43"

The wettest month (with the highest rainfall) is April (3.43").
The driest month (with the least rainfall) is September (1.93").

Average rainfall days in April
Radnor, WV

Average rainfall days in April - Radnor, WV
  • Average rainfall days in April: 17.4 days

The month with the highest number of rainy days is May (19.1 days).
The month with the least rainy days is November (10.6 days).

Average snowfall in April
Radnor, WV

Average snowfall in April - Radnor, WV
  • Average snowfall in April: 0.24"

The month with the highest snowfall is February (3.58").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in April
Radnor, WV

Average snowfall days in April - Radnor, WV
  • Average snowfall days in April: 0.7 days

The month with the highest number of snowfall days is January (9.4 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in April /
Average sunshine in April
Radnor, WV

Average daylight in April / Average sunshine in April - Radnor, WV
  • Average daylight in April: 13h and 1min

The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 36min).

  • Average sunshine in April: 8h and 1min

The month with the most sunshine is August (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).

Average sunshine days in April
Radnor, WV

Average sunshine days in April - Radnor, WV
  • Average sunshine days in April: 10.5 days

The month with the most sunshine days is November (17.1 days).
The month with the least sunshine days is May (9.7 days).

Average UV index in April
Radnor, WV

Average UV index in April - Radnor, WV
  • 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 and December (UV index 2).

Average cloud cover in April
Radnor, WV

Average cloud cover in April - Radnor, WV
  • Average cloud cover in April: 43

The month with the most cloud cover is January (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 31).

Average visibility in April
Radnor, WV

Average visibility in April - Radnor, WV
  • Average visibility in April: 6mi

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

Radnor, West Virginia, USA

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