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 rise of average high-temperatures is seen in April, with an increase from a frosty 49.3°F (9.6°C) in March to a comfortable 61.5°F (16.4°C). In April, State Line experiences an average nighttime temperature of 41.9°F (5.5°C).Humidity
April and July, with an average relative humidity of 75%, are the least humid months.Rainfall
In State Line, in April, it is raining for 16.7 days, with typically 2.68" (68mm) of accumulated precipitation. Throughout the year, there are 164.7 rainfall days, and 29.17" (741mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through April, October through December. April is the last month it regularly snows. During 0.7 snowfall days, in April, State Line aggregates 0.35" (9mm) of snow. In State Line, during the entire year, snow falls for 28.6 days and aggregates up to 14.65" (372mm) of snow.Daylight
The average length of the day in April is 13h and 17min.On the first day of April, sunrise is at 6:53 am and sunset at 7:35 pm. On the last day of the month, sunrise is at 6:11 am and sunset at 8:04 pm EDT.
Sunshine
In State Line, the average sunshine in April is 8.5h.UV index
In State Line, the average daily maximum UV index in April is 4. A UV Index reading of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for average individuals.Note: In April, a daily UV index of 4 turns into the following recommendations:
Guard yourself - An obligation to protect skin and eyes from harm exists. To protect against the Sun's most potent rays, avoid direct exposure around midday. Experience reduced UV exposure by about half when donning a wide-brim hat. Remember! The Sun's UV radiation can be magnified almost twofold by the reflection of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in April?
What are the least humid months?
What is the average humidity in April in State Line?
How much does it rain in State Line in April?
What is the last month it snows?
How many hours of daylight does State Line have in April?
When are sunrise and sunset in April?
How many hours of sunshine does State Line have in April?
How high is the UV index in April?
Average temperature in April
State Line, PA
- Average high temperature in April: 61.5°F
The warmest month (with the highest average high temperature) is July (84.6°F).
The month with the lowest average high temperature is January (36.1°F).
- Average low temperature in April: 41.9°F
The month with the highest average low temperature is July (63.7°F).
The coldest month (with the lowest average low temperature) is January (22.8°F).
Average pressure in April
State Line, PA
- Average pressure in April: 29.98"Hg
The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).
Average wind speed in April
State Line, PA
- Average wind speed in April: 7.5mph
The windiest month (with the highest average wind speed) is January (7.7mph).
The calmest months (with the lowest average wind speed) are July and August (4.5mph).
Average humidity in April
State Line, PA
- Average humidity in April: 75%
The months with the highest relative humidity are May and October (79%).
The months with the lowest relative humidity are April and July (75%).
Average rainfall in April
State Line, PA
- Average rainfall in April: 2.68"
The wettest month (with the highest rainfall) is May (3.11").
The driest month (with the least rainfall) is February (1.97").
Average rainfall days in April
State Line, PA
- Average rainfall days in April: 16.7 days
The month with the highest number of rainy days is May (18.3 days).
The month with the least rainy days is January (8.8 days).
Average snowfall in April
State Line, PA
- Average snowfall in April: 0.35"
The month with the highest snowfall is January (4.21").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in April
State Line, PA
- Average snowfall days in April: 0.7 days
The month with the highest number of snowfall days is January (9 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
State Line, PA
- Average daylight in April: 13h and 2min
The month with the longest days is June (Average daylight: 14h and 54min).
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 36min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).
Average sunshine days in April
State Line, PA
- Average sunshine days in April: 11.7 days
The month with the most sunshine days is November (18.5 days).
The month with the least sunshine days is May (10.7 days).
Average UV index in April
State Line, 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, November and December (UV index 2).
Average cloud cover in April
State Line, PA
- Average cloud cover in April: 44
The months with the most cloud cover are January, February, March and December (Cloud cover 49).
The month with the least cloud cover is July (Cloud cover 31).
Average visibility in April
State Line, PA
- Average visibility in April: 6mi
The months with the highest visibility are April, June, July, August, November and December (6mi).
The months with the lowest visibility are January, February, March, May, September and October (5mi).
State Line, Pennsylvania, USA
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