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
As Slatedale enters April, the average high-temperature increases from the a chilly 44.2°F (6.8°C) of March to a mild 56.8°F (13.8°C). Slatedale, during the month of April, experiences an average low-temperature of 38.8°F (3.8°C).Humidity
The months with the lowest humidity are April and July, with an average relative humidity of 77%.Rainfall
In Slatedale, in April, during 15.9 rainfall days, 2.68" (68mm) of precipitation is typically accumulated. Throughout the year, in Slatedale, there are 155.1 rainfall days, and 29.45" (748mm) of precipitation is accumulated.Snowfall
Months with snowfall in Slatedale, Pennsylvania, are January through May, October through December. In Slatedale, in April, snow falls for 1.5 days, with typically accumulated 0.28" (7mm) of snow. In Slatedale, during the entire year, snow falls for 34 days and aggregates up to 16.73" (425mm) of snow.Daylight
In Slatedale, the average length of the day in April is 13h and 20min.On the first day of the month, sunrise is at 6:44 am and sunset at 7:27 pm. On the last day of April, sunrise is at 6:01 am and sunset at 7:58 pm EDT.
Sunshine
In Slatedale, the average sunshine in April is 7.9h.UV index
In April, the average daily maximum UV index is 3. A UV Index of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for average individuals.Note: The maximum daily UV index of 3 during April translates into the following directions:
Ensure safety - Recommendations to avert sunburn are presented. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key. Take warning! The intensity of the Sun's UV radiation can be nearly amplified twice due to snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in April?
What is the least humid month?
What is the average humidity in April?
How many days does it rain in April?
How many days does it snow in April?
How many hours of daylight does Slatedale have in April?
When is the sunrise / sunset in April?
How long on average sun shines in April?
How high is the UV index in April in Slatedale?
Average temperature in April
Slatedale, PA
- Average high temperature in April: 56.8°F
The warmest month (with the highest average high temperature) is July (81.5°F).
The month with the lowest average high temperature is January (32.5°F).
- Average low temperature in April: 38.8°F
The month with the highest average low temperature is July (61.9°F).
The coldest month (with the lowest average low temperature) is January (20.3°F).
Average pressure in April
Slatedale, 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
Slatedale, PA
- Average wind speed in April: 8mph
The windiest month (with the highest average wind speed) is March (8.3mph).
The calmest month (with the lowest average wind speed) is August (5mph).
Average humidity in April
Slatedale, PA
- Average humidity in April: 77%
The month with the highest relative humidity is February (83%).
The months with the lowest relative humidity are April and July (77%).
Average rainfall in April
Slatedale, PA
- Average rainfall in April: 2.68"
The wettest month (with the highest rainfall) is July (3.03").
The driest month (with the least rainfall) is September (1.77").
Average rainfall days in April
Slatedale, PA
- Average rainfall days in April: 15.9 days
The month with the highest number of rainy days is May (17.4 days).
The month with the least rainy days is January (7.6 days).
Average snowfall in April
Slatedale, PA
- Average snowfall in April: 0.28"
The months with the highest snowfall are January and March (4.41").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in April
Slatedale, PA
- Average snowfall days in April: 1.5 days
The month with the highest number of snowfall days is February (9.5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Slatedale, 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 18min).
- Average sunshine in April: 7h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is February (Average sunshine: 4h and 18min).
Average sunshine days in April
Slatedale, PA
- Average sunshine days in April: 12 days
The month with the most sunshine days is November (17.6 days).
The month with the least sunshine days is May (11.3 days).
Average UV index in April
Slatedale, PA
- Average UV index in April: 3
The month with the highest UV index is July (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in April
Slatedale, PA
- Average cloud cover in April: 48
The month with the most cloud cover is February (Cloud cover 54).
The month with the least cloud cover is July (Cloud cover 35).
Average visibility in April
Slatedale, PA
- Average visibility in April: 6mi
The month with the highest visibility is April (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September, October, November and December (5mi).
Slatedale, Pennsylvania, USA
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