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 Slonaker, stepping into April brings a temperature increase, moving up from March's frosty 47.8°F (8.8°C) to a refreshing 60.3°F (15.7°C). An average temperature of 42.3°F (5.7°C) marks the nights in Slonaker, Pennsylvania, in April.Humidity
April and July, with an average relative humidity of 75%, are the least humid months in Slonaker.Rainfall
In Slonaker, during April, the rain falls for 14.4 days and regularly aggregates up to 2.28" (58mm) of precipitation. In Slonaker, during the entire year, the rain falls for 146.5 days and collects up to 27.87" (708mm) of precipitation.Snowfall
January through April, November and December are months with snowfall in Slonaker. April is the last month it regularly snows. During 0.3 snowfall days, in April, Slonaker aggregates 0.2" (5mm) of snow. Throughout the year, in Slonaker, there are 19.1 snowfall days, and 11.54" (293mm) of snow is accumulated.Daylight
The average length of the day in April in Slonaker is 13h and 18min.On the first day of the month, sunrise is at 6:45 am and sunset at 7:27 pm. On the last day of April, in Slonaker, sunrise is at 6:02 am and sunset at 7:56 pm EDT.
Sunshine
The average sunshine in April in Slonaker is 8.2h.UV index
In April, the average daily maximum UV index is 4. A UV Index value of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for average individuals.Note: A maximum high UV index of 4 in April translates into the following recommendations:
Take precautions - Protection against sunburn is recommended. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes. Notice! The UV radiation of the Sun can be intensified nearly twofold due to the reflective quality of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Slonaker in April?
What is the least humid month in Slonaker?
What is the average humidity in April in Slonaker?
How many days does it rain in April in Slonaker?
What is the last month it snows in Slonaker?
What is the average length of the day in April in Slonaker?
When are sunrise and sunset in April in Slonaker?
How long on average sun shines in April in Slonaker?
What is the UV index reading in April in Slonaker?
Average temperature in April
Slonaker, PA
- Average high temperature in April: 60.3°F
The warmest month (with the highest average high temperature) is July (84.2°F).
The month with the lowest average high temperature is January (35.4°F).
- Average low temperature in April: 42.3°F
The month with the highest average low temperature is July (65.5°F).
The coldest month (with the lowest average low temperature) is January (23.2°F).
Average pressure in April
Slonaker, PA
- Average pressure in April: 29.99"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
Slonaker, PA
- Average wind speed in April: 8mph
The windiest month (with the highest average wind speed) is March (8.1mph).
The calmest month (with the lowest average wind speed) is August (5mph).
Average humidity in April
Slonaker, PA
- Average humidity in April: 75%
The months with the highest relative humidity are February and October (80%).
The months with the lowest relative humidity are April and July (75%).
Average rainfall in April
Slonaker, PA
- Average rainfall in April: 2.28"
The wettest month (with the highest rainfall) is August (3.15").
The driest month (with the least rainfall) is September (1.81").
Average rainfall days in April
Slonaker, PA
- Average rainfall days in April: 14.4 days
The months with the highest number of rainy days are May and July (17 days).
The month with the least rainy days is January (7.3 days).
Average snowfall in April
Slonaker, PA
- Average snowfall in April: 0.2"
The month with the highest snowfall is March (3.7").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in April
Slonaker, PA
- Average snowfall days in April: 0.3 days
The month with the highest number of snowfall days is January (5.8 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in April /
Average sunshine in April
Slonaker, 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 1min
The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).
Average sunshine days in April
Slonaker, PA
- Average sunshine days in April: 14 days
The month with the most sunshine days is November (21 days).
The month with the least sunshine days is May (12.3 days).
Average UV index in April
Slonaker, 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, March, November and December (UV index 2).
Average cloud cover in April
Slonaker, PA
- Average cloud cover in April: 45
The month with the most cloud cover is February (Cloud cover 49).
The month with the least cloud cover is July (Cloud cover 32).
Average visibility in April
Slonaker, 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).
Slonaker, Pennsylvania, USA
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