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 arrival signals a temperature shift, moving from a frosty 47.7°F (8.7°C) in March to a refreshing 60.1°F (15.6°C). Ottsville observes an average nighttime low-temperature of 42.3°F (5.7°C) during the month of April.Humidity
The months with the lowest humidity are April and July, with an average relative humidity of 74%.Rainfall
In Ottsville, in April, it is raining for 15.9 days, with typically 2.8" (71mm) of accumulated precipitation. Throughout the year, in Ottsville, there are 157.1 rainfall days, and 31.73" (806mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through May, October through December. In Ottsville, Pennsylvania, in April, during 0.5 snowfall days, 0.31" (8mm) of snow is typically accumulated. In Ottsville, Pennsylvania, during the entire year, snow falls for 26.7 days and aggregates up to 14.37" (365mm) of snow.Daylight
In Ottsville, the average length of the day in April is 13h and 19min.On the first day of the month, sunrise is at 6:42 am and sunset at 7:25 pm. On the last day of April, sunrise is at 5:59 am and sunset at 7:55 pm EDT.
Sunshine
In Ottsville, the average sunshine in April is 8.3h.UV index
The average daily maximum UV index in April is 4. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV radiation for the average person.Note: The average daily UV index of 4 in April transforms into the following instructions:
Adopt protective measures - Requirement to safeguard skin and eyes from harm exists. Avoiding the Sun during its peak radiation time around midday is a healthy practice. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Observe! Snow reflection can nearly intensify the Sun's UV radiation twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are April temperatures?
What are the least humid months?
What is the average humidity in April in Ottsville?
How many days does it rain in April?
How many days does it snow in April?
How many hours of daylight does Ottsville have in April?
When are sunrise and sunset in April?
How many hours of sunshine does Ottsville have in April?
How high is the UV index in April?
Average temperature in April
Ottsville, PA
- Average high temperature in April: 60.1°F
The warmest month (with the highest average high temperature) is July (84.9°F).
The month with the lowest average high temperature is January (35.2°F).
- Average low temperature in April: 42.3°F
The month with the highest average low temperature is July (65.7°F).
The coldest month (with the lowest average low temperature) is January (23°F).
Average pressure in April
Ottsville, 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
Ottsville, PA
- Average wind speed in April: 8mph
The windiest month (with the highest average wind speed) is March (8.2mph).
The calmest month (with the lowest average wind speed) is August (5mph).
Average humidity in April
Ottsville, PA
- Average humidity in April: 74%
The month with the highest relative humidity is February (80%).
The months with the lowest relative humidity are April and July (74%).
Average rainfall in April
Ottsville, PA
- Average rainfall in April: 2.8"
The wettest months (with the highest rainfall) are July and August (3.07").
The driest month (with the least rainfall) is September (1.85").
Average rainfall days in April
Ottsville, PA
- Average rainfall days in April: 15.9 days
The month with the highest number of rainy days is May (17.6 days).
The month with the least rainy days is January (8.8 days).
Average snowfall in April
Ottsville, PA
- Average snowfall in April: 0.31"
The month with the highest snowfall is March (4.13").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in April
Ottsville, PA
- Average snowfall days in April: 0.5 days
The month with the highest number of snowfall days is January (8.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Ottsville, 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: 8h and 2min
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
Ottsville, PA
- Average sunshine days in April: 12 days
The month with the most sunshine days is November (18.2 days).
The month with the least sunshine days is June (11.9 days).
Average UV index in April
Ottsville, 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
Ottsville, PA
- Average cloud cover in April: 45
The months with the most cloud cover are February and December (Cloud cover 49).
The month with the least cloud cover is July (Cloud cover 32).
Average visibility in April
Ottsville, PA
- Average visibility in April: 6mi
The months with the highest visibility are January, March, April, June, July, August, October, November and December (6mi).
The months with the lowest visibility are February, May and September (5mi).
Ottsville, Pennsylvania, USA
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