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
In Walnut Hill, the onset of April comes with an increased average high-temperature, moving from March's chilly 48.9°F (9.4°C) to an enjoyable 61°F (16.1°C). During April, the nighttime temperature in Walnut Hill averages of 44.2°F (6.8°C).Humidity
April is the least humid month in Walnut Hill, with an average relative humidity of 74%.Rainfall
In Walnut Hill, in April, during 12.3 rainfall days, 1.38" (35mm) of precipitation is typically accumulated. Throughout the year, there are 135 rainfall days, and 17.76" (451mm) of precipitation is accumulated.Snowfall
January through May, November and December are months with snowfall in Walnut Hill, Pennsylvania. In April, in Walnut Hill, it is snowing for 0.3 days. Throughout April, 0.24" (6mm) of snow is accumulated. In Walnut Hill, during the entire year, snow falls for 16.6 days and aggregates up to 5.47" (139mm) of snow.Daylight
In Walnut Hill, the average length of the day in April is 13h and 17min.On the first day of the month, sunrise is at 6:43 am and sunset at 7:25 pm. On the last day of April, in Walnut Hill, sunrise is at 6:01 am and sunset at 7:54 pm EDT.
Sunshine
In Walnut Hill, Pennsylvania, the average sunshine in April is 8.5h.UV index
In Walnut Hill, the average daily maximum UV index in April is 4. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for the ordinary person.Note: The daily high UV index of 4 during April translates into the following recommendations:
Put precautions into practice - Guidance to elude sunburn is provided. Direct Sun exposure should be minimized especially during midday when radiation is most intense. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun. Be prepared! The intensity of the Sun's UV radiation can be amplified nearly double due to snow reflection.
Frequently asked questions
What are the temperatures in Walnut Hill in April?
What is the least humid month in Walnut Hill?
What is the average humidity in April in Walnut Hill?
How much does it rain in Walnut Hill in April?
How many days does it snow in April in Walnut Hill?
What is the average length of the day in April in Walnut Hill?
When is the sunrise / sunset in April in Walnut Hill?
How long on average sun shines in April in Walnut Hill?
How high is the UV index in April in Walnut Hill?
Average temperature in April
Walnut Hill, PA
- Average high temperature in April: 61°F
The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is January (36.9°F).
- Average low temperature in April: 44.2°F
The month with the highest average low temperature is July (67.1°F).
The coldest month (with the lowest average low temperature) is January (24.8°F).
Average pressure in April
Walnut Hill, PA
- Average pressure in April: 29.99"Hg
The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in April
Walnut Hill, PA
- Average wind speed in April: 8.5mph
The windiest months (with the highest average wind speed) are January, February and March (8.6mph).
The calmest months (with the lowest average wind speed) are July and August (5.3mph).
Average humidity in April
Walnut Hill, PA
- Average humidity in April: 74%
The month with the highest relative humidity is October (79%).
The month with the lowest relative humidity is April (74%).
Average rainfall in April
Walnut Hill, PA
- Average rainfall in April: 1.38"
The wettest month (with the highest rainfall) is August (2.36").
The driest month (with the least rainfall) is November (1.06").
Average rainfall days in April
Walnut Hill, PA
- Average rainfall days in April: 12.3 days
The month with the highest number of rainy days is July (15.8 days).
The month with the least rainy days is January (6.6 days).
Average snowfall in April
Walnut Hill, PA
- Average snowfall in April: 0.24"
The month with the highest snowfall is March (1.5").
The months with the least snowfall are June, July, August, September and October (0").
Average snowfall days in April
Walnut Hill, PA
- Average snowfall days in April: 0.3 days
The month with the highest number of snowfall days is January (5.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Walnut Hill, 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 3min
The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).
Average sunshine days in April
Walnut Hill, PA
- Average sunshine days in April: 15.3 days
The month with the most sunshine days is November (21 days).
The month with the least sunshine days is July (12.8 days).
Average UV index in April
Walnut Hill, 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, November and December (UV index 2).
Average cloud cover in April
Walnut Hill, PA
- Average cloud cover in April: 44
The months with the most cloud cover are February, March and May (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 31).
Average visibility in April
Walnut Hill, 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).
Walnut Hill, Pennsylvania, USA
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