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 April, the meteorological conditions change with the average high-temperature moving from a frosty 45.1°F (7.3°C) in March to a mild 57.7°F (14.3°C). During April, Haynes Mill's temperature averages to a cold 39.9°F (4.4°C) at night.Humidity
The least humid month is April, with an average relative humidity of 76%.Rainfall
In Haynes Mill, in April, during 16.5 rainfall days, 3.11" (79mm) of precipitation is typically accumulated. In Haynes Mill, during the entire year, the rain falls for 167 days and collects up to 33.5" (851mm) of precipitation.Snowfall
January through May, October through December are months with snowfall. In Haynes Mill, during April, snow falls for 0.7 days and regularly aggregates up to 0.2" (5mm) of snow. Throughout the year, in Haynes Mill, there are 33.8 snowfall days, and 17.91" (455mm) of snow is accumulated.Daylight
In April, the average length of the day in Haynes Mill is 13h and 20min.On the first day of April, sunrise is at 6:43 am and sunset at 7:26 pm. On the last day of the month, sunrise is at 6:00 am and sunset at 7:57 pm EDT.
Sunshine
In April, the average sunshine in Haynes Mill, Pennsylvania, is 8h.UV index
In Haynes Mill, the average daily maximum UV index in April is 4. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV rays for the average person.Note: A typical high UV index of 4 in April suggests the following recommendations:
Exercise caution. Those with pale skin may experience burns in less than half an hour. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation. Be aware! The intensity of the Sun's UV radiation can be amplified nearly twice due to snow reflection.
Frequently asked questions
What is the average April temperature in Haynes Mill?
What is the least humid month in Haynes Mill?
What is the average humidity in April in Haynes Mill?
How many days does it rain in April in Haynes Mill?
How much does it snow in Haynes Mill in April?
What is the average length of the day in April in Haynes Mill?
What time are sunrise and sunset in April in Haynes Mill?
How long on average sun shines in April in Haynes Mill?
What is the UV index intensity in April in Haynes Mill?
Average temperature in April
Haynes Mill, PA
- Average high temperature in April: 57.7°F
The warmest month (with the highest average high temperature) is July (82.8°F).
The month with the lowest average high temperature is January (33.4°F).
- Average low temperature in April: 39.9°F
The month with the highest average low temperature is July (62.2°F).
The coldest month (with the lowest average low temperature) is January (20.8°F).
Average pressure in April
Haynes Mill, PA
- Average pressure in April: 29.98"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
Haynes Mill, 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
Haynes Mill, PA
- Average humidity in April: 76%
The month with the highest relative humidity is February (82%).
The month with the lowest relative humidity is April (76%).
Average rainfall in April
Haynes Mill, PA
- Average rainfall in April: 3.11"
The wettest month (with the highest rainfall) is July (3.46").
The driest month (with the least rainfall) is September (2.01").
Average rainfall days in April
Haynes Mill, PA
- Average rainfall days in April: 16.5 days
The month with the highest number of rainy days is May (17.8 days).
The month with the least rainy days is February (9.9 days).
Average snowfall in April
Haynes Mill, PA
- Average snowfall in April: 0.2"
The month with the highest snowfall is February (4.88").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in April
Haynes Mill, PA
- Average snowfall days in April: 0.7 days
The month with the highest number of snowfall days is January (9.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Haynes Mill, 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: 8h and 0min
The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).
Average sunshine days in April
Haynes Mill, PA
- Average sunshine days in April: 11.6 days
The month with the most sunshine days is November (16.9 days).
The month with the least sunshine days is June (10.9 days).
Average UV index in April
Haynes Mill, PA
- Average UV index in April: 4
The months with the highest UV index are May, June, July and August (UV index 5).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in April
Haynes Mill, PA
- Average cloud cover in April: 48
The month with the most cloud cover is February (Cloud cover 52).
The month with the least cloud cover is July (Cloud cover 34).
Average visibility in April
Haynes Mill, 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).
Haynes Mill, Pennsylvania, USA
Weather forecast for your location
2. Allow the app to use your location
