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 March transitions into April, a change in temperatures is observed, with average highs moving from a chilly 44.6°F (7°C) to a mild 57.2°F (14°C). Nighttime temperatures in April average to a cold 39°F (3.9°C) in Boston Run.Humidity
April is the least humid month in Boston Run, with an average relative humidity of 77%.Rainfall
In Boston Run, Pennsylvania, in April, during 17.4 rainfall days, 3.23" (82mm) of precipitation is typically accumulated. In Boston Run, during the entire year, the rain falls for 171 days and collects up to 34.25" (870mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. In Boston Run, Pennsylvania, in April, snow falls for 1.8 days, with typically accumulated 0.43" (11mm) of snow. In Boston Run, during the entire year, snow falls for 48.5 days and aggregates up to 27.72" (704mm) of snow.Daylight
In April, the average length of the day in Boston Run is 13h and 20min.On the first day of the month, sunrise is at 6:46 am and sunset at 7:29 pm. On the last day of April, in Boston Run, sunrise is at 6:03 am and sunset at 8:00 pm EDT.
Sunshine
In April, the average sunshine is 7.9h.UV index
In Boston Run, the average daily maximum UV index in April is 3. A UV Index of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for the ordinary person.Note: During April, 3 as the daily maximum UV index converts into the following advice:
Be mindful. Those with pale skin might receive burns in fewer than 30 minutes. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. Employ a hat with a wide brim for robust protection, cutting UV exposure by half. Remember this! The UV radiation of the Sun can be nearly doubled by the reflective properties of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Boston Run in April?
What is the least humid month in Boston Run?
What is the average humidity in April in Boston Run?
How many days does it rain in April in Boston Run?
How much does it snow in Boston Run in April?
What is the average length of the day in April in Boston Run?
What time are sunrise and sunset in April in Boston Run?
How long on average sun shines in April in Boston Run?
What is the UV index reading in April in Boston Run?
Average temperature in April
Boston Run, PA
- Average high temperature in April: 57.2°F
The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (31.8°F).
- Average low temperature in April: 39°F
The month with the highest average low temperature is July (61.2°F).
The coldest month (with the lowest average low temperature) is January (19.6°F).
Average pressure in April
Boston Run, PA
- Average pressure in April: 29.98"Hg
The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in April
Boston Run, PA
- Average wind speed in April: 8.2mph
The windiest month (with the highest average wind speed) is March (8.3mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).
Average humidity in April
Boston Run, PA
- Average humidity in April: 77%
The month with the highest relative humidity is February (83%).
The month with the lowest relative humidity is April (77%).
Average rainfall in April
Boston Run, PA
- Average rainfall in April: 3.23"
The wettest month (with the highest rainfall) is May (3.39").
The driest month (with the least rainfall) is September (1.97").
Average rainfall days in April
Boston Run, PA
- Average rainfall days in April: 17.4 days
The month with the highest number of rainy days is May (19 days).
The month with the least rainy days is January (9.7 days).
Average snowfall in April
Boston Run, PA
- Average snowfall in April: 0.43"
The month with the highest snowfall is January (7.24").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in April
Boston Run, PA
- Average snowfall days in April: 1.8 days
The month with the highest number of snowfall days is January (12.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Boston Run, PA
- Average daylight in April: 13h and 2min
The month with the longest days is June (Average daylight: 15h and 6min).
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 24min).
The months with the least sunshine are January and February (Average sunshine: 4h and 18min).
Average sunshine days in April
Boston Run, PA
- Average sunshine days in April: 10.5 days
The month with the most sunshine days is November (15.8 days).
The month with the least sunshine days is May (9.1 days).
Average UV index in April
Boston Run, PA
- Average UV index in April: 3
The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in April
Boston Run, PA
- Average cloud cover in April: 48
The month with the most cloud cover is February (Cloud cover 55).
The month with the least cloud cover is July (Cloud cover 33).
Average visibility in April
Boston Run, 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).
Boston Run, Pennsylvania, USA
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