April weather forecastLong Brook, PA
April
Weather in April
April is a mild spring month in Long Brook, Pennsylvania, with temperature in the range of an average high of 56.5°F (13.6°C) and an average low of 37.8°F (3.2°C).Temperature
The onset of April marks an increase in the average high-temperature, moving from a chilly 44.2°F (6.8°C) in March to a mild 56.5°F (13.6°C). Long Brook's nighttime temperature in April drops to an average of 37.8°F (3.2°C).Humidity
April is the least humid month in Long Brook, with an average relative humidity of 77%.Rainfall
The month with the most rainfall in Long Brook, Pennsylvania, is April, when the rain falls for 17.3 days and typically aggregates up to 2.83" (72mm) of precipitation.Snowfall
Months with snowfall in Long Brook are January through May, October through December. In April, it is snowing for 1.9 days. Throughout April, 0.47" (12mm) of snow is accumulated. In Long Brook, Pennsylvania, during the entire year, snow falls for 48.3 days and aggregates up to 17.68" (449mm) of snow.Daylight
In Long Brook, the average length of the day in April is 13h and 21min.On the first day of the month, sunrise is at 6:47 am and sunset at 7:31 pm. On the last day of April, sunrise is at 6:03 am and sunset at 8:02 pm EDT.
Sunshine
In Long Brook, Pennsylvania, the average sunshine in April is 7.7h.UV index
The average daily maximum UV index in April in Long Brook is 3. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for ordinary individuals.Note: A maximum UV index of 3 in April translates into the following recommendations:
Heed the precautions - Suggestions to avoid sunburn are made. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly. Be watchful! The reflection of snow can enhance the intensity of the Sun's UV radiation nearly double.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in April
Long Brook, PA
- Average high temperature in April: 56.5°F
The warmest month (with the highest average high temperature) is July (81.7°F).
The month with the lowest average high temperature is January (30.9°F).
- Average low temperature in April: 37.8°F
The month with the highest average low temperature is July (59.2°F).
The coldest month (with the lowest average low temperature) is January (19°F).
Average pressure in April
Long Brook, 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
Long Brook, PA
- Average wind speed in April: 7.8mph
The windiest month (with the highest average wind speed) is April (7.8mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).
Average humidity in April
Long Brook, 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
Long Brook, PA
- Average rainfall in April: 2.83"
The wettest month (with the highest rainfall) is April (2.83").
The driest month (with the least rainfall) is November (1.77").
Average rainfall days in April
Long Brook, PA
- Average rainfall days in April: 17.3 days
The month with the highest number of rainy days is May (18.3 days).
The month with the least rainy days is February (9.7 days).
Average snowfall in April
Long Brook, PA
- Average snowfall in April: 0.47"
The month with the highest snowfall is February (5.43").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in April
Long Brook, PA
- Average snowfall days in April: 1.9 days
The month with the highest number of snowfall days is January (12.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Long Brook, PA
- Average daylight in April: 13h and 24min
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 12min).
- Average sunshine in April: 7h and 42min
The month with the most sunshine is July (Average sunshine: 10h and 18min).
The months with the least sunshine are January and February (Average sunshine: 3h and 54min).
Average sunshine days in April
Long Brook, PA
- Average sunshine days in April: 10.5 days
The month with the most sunshine days is November (15.2 days).
The month with the least sunshine days is February (10 days).
Average UV index in April
Long Brook, PA
- Average UV index in April: 3
The month with the highest UV index is June (UV index 6).
The months with the lowest UV index are January, February, March, October, November and December (UV index 2).
Average cloud cover in April
Long Brook, PA
- Average cloud cover in April: 49
The months with the most cloud cover are January, February and December (Cloud cover 58).
The month with the least cloud cover is July (Cloud cover 34).
Average visibility in April
Long Brook, 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).





