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's onset witnesses a shift in the average high-temperature, moving from a frosty 48.6°F (9.2°C) in March to an enjoyable 60.8°F (16°C). In April, Allison experiences a temperature dip to an average of 41.2°F (5.1°C) at night.Humidity
The months with the lowest humidity are April, July, August and November, with an average relative humidity of 77%.Rainfall
In Allison, Pennsylvania, during April, the rain falls for 8.8 days and regularly aggregates up to 0.59" (15mm) of precipitation. In Allison, during the entire year, the rain falls for 82.6 days and collects up to 6.1" (155mm) of precipitation.Snowfall
Months with snowfall are January through April, November and December. April is the last month it regularly snows. During 0.8 snowfall days, in April, Allison aggregates 0.04" (1mm) of snow. In Allison, during the entire year, snow falls for 19.8 days and aggregates up to 1.57" (40mm) of snow.Daylight
In Allison, the average length of the day in April is 13h and 17min.On the first day of the month, sunrise is at 7:02 am and sunset at 7:44 pm. On the last day of April, sunrise is at 6:19 am and sunset at 8:13 pm EDT.
Sunshine
The average sunshine in April in Allison, Pennsylvania, is 7.7h.UV index
The average daily maximum UV index in April is 4. A UV Index reading of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for the ordinary person.Note: The maximum UV index of 4 during April leads to these instructions:
Proceed with care. Light skin individuals may be exposed to burns in fewer than 30 minutes. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection. Warning! The reflection from snow can nearly magnify the Sun's UV radiation twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in April?
What are the least humid months?
What is the average humidity in April?
How much does it rain in Allison in April?
What is the last month it snows?
What is the average length of the day in April?
When are sunrise and sunset in April?
How many hours of sunshine does Allison have in April?
What is the UV index intensity in April?
Average temperature in April
Allison, PA
- Average high temperature in April: 60.8°F
The warmest month (with the highest average high temperature) is July (83.1°F).
The month with the lowest average high temperature is January (34.3°F).
- Average low temperature in April: 41.2°F
The month with the highest average low temperature is July (61.2°F).
The coldest month (with the lowest average low temperature) is January (21.2°F).
Average pressure in April
Allison, PA
- Average pressure in April: 29.98"Hg
The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).
Average wind speed in April
Allison, PA
- Average wind speed in April: 7.3mph
The windiest month (with the highest average wind speed) is January (7.8mph).
The calmest month (with the lowest average wind speed) is August (4.6mph).
Average humidity in April
Allison, PA
- Average humidity in April: 77%
The months with the highest relative humidity are January and February (84%).
The months with the lowest relative humidity are April, July, August and November (77%).
Average rainfall in April
Allison, PA
- Average rainfall in April: 0.59"
The wettest month (with the highest rainfall) is May (0.71").
The driest month (with the least rainfall) is September (0.28").
Average rainfall days in April
Allison, PA
- Average rainfall days in April: 8.8 days
The month with the highest number of rainy days is July (9.8 days).
The month with the least rainy days is February (4 days).
Average snowfall in April
Allison, PA
- Average snowfall in April: 0.04"
The months with the highest snowfall are February and December (0.35").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in April
Allison, PA
- Average snowfall days in April: 0.8 days
The month with the highest number of snowfall days is January (6.3 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Allison, 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 4min
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
Allison, PA
- Average sunshine days in April: 18.8 days
The month with the most sunshine days is November (23.2 days).
The month with the least sunshine days is June (17.3 days).
Average UV index in April
Allison, PA
- Average UV index in April: 4
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, March, October, November and December (UV index 2).
Average cloud cover in April
Allison, PA
- Average cloud cover in April: 49
The month with the most cloud cover is January (Cloud cover 69).
The month with the least cloud cover is August (Cloud cover 35).
Average visibility in April
Allison, PA
- Average visibility in April: 6mi
The months with the highest visibility are April and November (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September, October and December (5mi).
Allison, Pennsylvania, USA
Weather forecast for your location
2. Allow the app to use your location