Contents
- Weather in April
- Frequently asked questions
- Average temperature in April
- Average pressure in April
- Average wind speed in April
- Average humidity in April
- Average rainfall in April
- Average rainfall days in April
- Average snowfall in April
- Average snowfall days in April
- Average daylight in April
- Average sunshine in April
- Average sunshine days in April
- Average UV index in April
- Average cloud cover in April
- Average visibility in April
Weather in April
Temperature
April brings a rise in the average high-temperature, transitioning from March's wintry 41.5°F (5.3°C) to a fresh 53.8°F (12.1°C). Nighttime temperature lowers to an average of 35.2°F (1.8°C) in April.Humidity
In Heise Run, the average relative humidity in April is 79%.Rainfall
April is the month with the most rainfall. Rain falls for 17.4 days and accumulates 3.35" (85mm) of precipitation.Snowfall
January through May, October through December are months with snowfall. In Heise Run, in April, during 4.8 snowfall days, 2.44" (62mm) of snow is typically accumulated. In Heise Run, during the entire year, snow falls for 80.1 days and aggregates up to 36.85" (936mm) of snow.Daylight
In April, the average length of the day is 13h and 22min.On the first day of April, sunrise is at 6:50 am and sunset at 7:35 pm. On the last day of the month, sunrise is at 6:05 am and sunset at 8:07 pm EDT.
Sunshine
The average sunshine in April is 7.2h.UV index
In April, the average daily maximum UV index is 3. A UV Index of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV radiation for the average person.Note: The maximum daily UV index of 3 in April converts into the following recommendations:
Exercise prudence. Persons with fair skin could be burned in under 30 minutes. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized. Pay attention! The reflection of snow can enhance the Sun's UV radiation almost double.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in April?
What is the average humidity in April?
What is the wettest month?
How many days does it rain in April?
How many days does it snow in April?
How many hours of daylight does Heise Run have in April?
When are sunrise and sunset in April?
How many hours of sunshine does Heise Run have in April?
How high is the UV index in April?
Average temperature in April
Heise Run, PA
- Average high temperature in April: 53.8°F
The warmest month (with the highest average high temperature) is July (79.3°F).
The month with the lowest average high temperature is January (28.6°F).
- Average low temperature in April: 35.2°F
The month with the highest average low temperature is July (57.2°F).
The coldest month (with the lowest average low temperature) is January (17.1°F).
Average pressure in April
Heise Run, PA
- Average pressure in April: 29.98"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).
Average wind speed in April
Heise Run, PA
- Average wind speed in April: 8.5mph
The windiest month (with the highest average wind speed) is January (8.8mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).
Average humidity in April
Heise Run, PA
- Average humidity in April: 79%
The month with the highest relative humidity is February (86%).
The month with the lowest relative humidity is June (78%).
Average rainfall in April
Heise Run, PA
- Average rainfall in April: 3.35"
The wettest month (with the highest rainfall) is April (3.35").
The driest month (with the least rainfall) is November (1.97").
Average rainfall days in April
Heise Run, PA
- Average rainfall days in April: 17.4 days
The month with the highest number of rainy days is July (19.4 days).
The month with the least rainy days is February (8.5 days).
Average snowfall in April
Heise Run, PA
- Average snowfall in April: 2.44"
The month with the highest snowfall is February (9.06").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in April
Heise Run, PA
- Average snowfall days in April: 4.8 days
The month with the highest number of snowfall days is January (18.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Heise Run, PA
- Average daylight in April: 13h and 2min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in April: 7h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is December (Average sunshine: 3h and 6min).
Average sunshine days in April
Heise Run, PA
- Average sunshine days in April: 9.5 days
The month with the most sunshine days is September (14 days).
The month with the least sunshine days is February (7.4 days).
Average UV index in April
Heise Run, PA
- Average UV index in April: 3
The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in April
Heise Run, PA
- Average cloud cover in April: 54
The month with the most cloud cover is December (Cloud cover 69).
The months with the least cloud cover are July and August (Cloud cover 39).
Average visibility in April
Heise Run, PA
- Average visibility in April: 5mi
The months with the highest visibility are January, March, April, May, June, July, August, September, October, November and December (5mi).
The month with the lowest visibility is February (4mi).
Heise Run, Pennsylvania, USA
Weather forecast for your location
2. Allow the app to use your location