April weather forecast
Southwest Greensburg, PA

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Weather in April

April is a mild spring month in Southwest Greensburg, Pennsylvania, with an average temperature varying between 40.6°F (4.8°C) and 59.5°F (15.3°C).

Temperature

Southwest Greensburg's weather shows a temperature rise with the arrival of April, moving from a frosty 46.8°F (8.2°C) in March to a moderate 59.5°F (15.3°C). Throughout the nights in April, Southwest Greensburg experiences an average low-temperature of 40.6°F (4.8°C).

Humidity

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

Rainfall

In Southwest Greensburg, in April, it is raining for 17.8 days, with typically 3.43" (87mm) of accumulated precipitation. In Southwest Greensburg, during the entire year, the rain falls for 186 days and collects up to 34.84" (885mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. In Southwest Greensburg, in April, during 2.7 snowfall days, 1.02" (26mm) of snow is typically accumulated. In Southwest Greensburg, during the entire year, snow falls for 63.3 days and aggregates up to 27.44" (697mm) of snow.

Daylight

The average length of the day in April in Southwest Greensburg is 13h and 19min.
On the first day of April, sunrise is at 7:00 am and sunset at 7:43 pm. On the last day of the month, sunrise is at 6:17 am and sunset at 8:12 pm EDT.

Sunshine

In Southwest Greensburg, the average sunshine in April is 7.8h.

UV index

In Southwest Greensburg, the average daily maximum UV index in April is 4. A UV Index reading of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: In April, the maximum UV index of 4 suggests these recommendations:
Take precautions - Protection against skin and eye damage is obliged. Direct Sun exposure should be minimized especially during midday when radiation is most intense. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Be mindful! The reflection from snow can increase the Sun's UV radiation nearly twice.
Updated: Aug 24, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in April?

The average high-temperature and low-temperature during April are 59.5°F (15.3°C) and 40.6°F (4.8°C) respectively.

What are the least humid months in Southwest Greensburg?

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?

The average relative humidity in April is 77%.

How much does it rain in April?

In April, the rain falls for 17.8 days. Throughout April, 3.43" (87mm) of precipitation is accumulated.

How much does it snow in April?

In Southwest Greensburg, in April, snow falls for 2.7 days, with typically accumulated 1.02" (26mm) of snow.

What is the average length of the day in April in Southwest Greensburg?

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

When is the sunrise / sunset in April?

In April, on the first day of the month, sunrise is at 7:00 am and sunset at 7:43 pm. On the last day of the month, in Southwest Greensburg, sunrise is at 6:17 am and sunset at 8:12 pm EDT.

How long on average sun shines in April in Southwest Greensburg?

In Southwest Greensburg, the average sunshine duration in April is 7.8h.

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 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
Southwest Greensburg, PA

Average temperature in April - Southwest Greensburg, PA
  • Average high temperature in April: 59.5°F

The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (32.9°F).

  • Average low temperature in April: 40.6°F

The month with the highest average low temperature is July (60.6°F).
The coldest month (with the lowest average low temperature) is January (20.3°F).

Average pressure in April
Southwest Greensburg, PA

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

The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

Average wind speed in April
Southwest Greensburg, PA

Average wind speed in April - Southwest Greensburg, PA
  • Average wind speed in April: 7.8mph

The windiest month (with the highest average wind speed) is January (8.5mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).

Average humidity in April
Southwest Greensburg, PA

Average humidity in April - Southwest Greensburg, PA
  • Average humidity in April: 77%

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

Average rainfall in April
Southwest Greensburg, PA

Average rainfall in April - Southwest Greensburg, PA
  • Average rainfall in April: 3.43"

The wettest month (with the highest rainfall) is May (3.74").
The driest month (with the least rainfall) is November (2.01").

Average rainfall days in April
Southwest Greensburg, PA

Average rainfall days in April - Southwest Greensburg, PA
  • Average rainfall days in April: 17.8 days

The month with the highest number of rainy days is May (20.9 days).
The month with the least rainy days is January (9.8 days).

Average snowfall in April
Southwest Greensburg, PA

Average snowfall in April - Southwest Greensburg, PA
  • Average snowfall in April: 1.02"

The month with the highest snowfall is January (6.65").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in April
Southwest Greensburg, PA

Average snowfall days in April - Southwest Greensburg, PA
  • Average snowfall days in April: 2.7 days

The month with the highest number of snowfall days is January (17.6 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in April /
Average sunshine in April
Southwest Greensburg, PA

Average daylight in April / Average sunshine in April - Southwest Greensburg, 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 5min

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
Southwest Greensburg, PA

Average sunshine days in April - Southwest Greensburg, PA
  • Average sunshine days in April: 10.1 days

The month with the most sunshine days is November (13.5 days).
The month with the least sunshine days is January (6.4 days).

Average UV index in April
Southwest Greensburg, PA

Average UV index in April - Southwest Greensburg, PA
  • Average UV index in April: 4

The months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is December (UV index 1).

Average cloud cover in April
Southwest Greensburg, PA

Average cloud cover in April - Southwest Greensburg, PA
  • Average cloud cover in April: 49

The month with the most cloud cover is January (Cloud cover 70).
The month with the least cloud cover is August (Cloud cover 35).

Average visibility in April
Southwest Greensburg, PA

Average visibility in April - Southwest Greensburg, PA
  • Average visibility in April: 6mi

The month with the highest visibility is April (6mi).
The months with the lowest visibility are January and February (4mi).

Southwest Greensburg, Pennsylvania, USA

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