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
The transition from March to April brings a temperature rise, with average high-temperatures increasing from a chilly 47.8°F (8.8°C) to a refreshing 60.1°F (15.6°C). During April, Summerdale's temperature falls to a steady low-temperature average of 41.7°F (5.4°C).Humidity
March and April, with an average relative humidity of 75%, are the least humid months.Rainfall
In Summerdale, in April, it is raining for 13.1 days, with typically 1.02" (26mm) of accumulated precipitation. In Summerdale, Pennsylvania, during the entire year, the rain falls for 122.3 days and collects up to 11.73" (298mm) of precipitation.Snowfall
Months with snowfall in Summerdale, Pennsylvania, are January through April, November and December. April is the last month it regularly snows in Summerdale. During 0.2 snowfall days, in April, Summerdale aggregates 0.04" (1mm) of snow. Throughout the year, there are 19.9 snowfall days, and 4.29" (109mm) of snow is accumulated.Daylight
The average length of the day in April is 13h and 19min.On the first day of the month, sunrise is at 6:50 am and sunset at 7:32 pm. On the last day of April, in Summerdale, sunrise is at 6:07 am and sunset at 8:02 pm EDT.
Sunshine
In April, the average sunshine in Summerdale is 8.3h.UV index
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 average person.Note: The maximum UV index, 4 during April, leads to the following recommendations:
Act with care - The suggestion to avoid sunburn is emphasized. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. Opt for tightly woven and loose clothing to enhance protection from the Sun. On your guard! Snow's reflection can almost double the intensity of the Sun's UV radiation.
Frequently asked questions
What is the usual temperature for Summerdale in April?
What is the least humid month in Summerdale?
What is the average humidity in April in Summerdale?
How many days does it rain in April in Summerdale?
What is the last month it snows in Summerdale?
What is the average length of the day in April in Summerdale?
When is the sunrise / sunset in April in Summerdale?
How long on average sun shines in April in Summerdale?
What is the UV index reading in April in Summerdale?
Average temperature in April
Summerdale, PA
- Average high temperature in April: 60.1°F
The warmest month (with the highest average high temperature) is July (83.8°F).
The month with the lowest average high temperature is January (35.1°F).
- Average low temperature in April: 41.7°F
The month with the highest average low temperature is July (63.5°F).
The coldest month (with the lowest average low temperature) is January (22.1°F).
Average pressure in April
Summerdale, 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 (29.95"Hg).
Average wind speed in April
Summerdale, PA
- Average wind speed in April: 8.1mph
The windiest month (with the highest average wind speed) is March (8.2mph).
The calmest months (with the lowest average wind speed) are July and August (4.8mph).
Average humidity in April
Summerdale, PA
- Average humidity in April: 75%
The month with the highest relative humidity is February (80%).
The months with the lowest relative humidity are March and April (75%).
Average rainfall in April
Summerdale, PA
- Average rainfall in April: 1.02"
The wettest month (with the highest rainfall) is August (1.3").
The driest months (with the least rainfall) are January and February (0.71").
Average rainfall days in April
Summerdale, PA
- Average rainfall days in April: 13.1 days
The month with the highest number of rainy days is May (13.9 days).
The month with the least rainy days is January (5.7 days).
Average snowfall in April
Summerdale, PA
- Average snowfall in April: 0.04"
The month with the highest snowfall is February (1.3").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in April
Summerdale, PA
- Average snowfall days in April: 0.2 days
The month with the highest number of snowfall days is January (6.3 days).
The months with the least snowfall days are June, July, August, September and October (0 days).
Average daylight in April /
Average sunshine in April
Summerdale, 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 2min
The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).
Average sunshine days in April
Summerdale, PA
- Average sunshine days in April: 15 days
The month with the most sunshine days is November (21.8 days).
The month with the least sunshine days is July (14.1 days).
Average UV index in April
Summerdale, PA
- Average UV index in April: 4
The months with the highest UV index are May, June and July (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in April
Summerdale, PA
- Average cloud cover in April: 45
The months with the most cloud cover are February and December (Cloud cover 50).
The month with the least cloud cover is July (Cloud cover 31).
Average visibility in April
Summerdale, 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).
Summerdale, Pennsylvania, USA
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