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
With the onset of April, Haynes Mill's average high-temperature experiences a rise, moving from March's frosty 45.1°F (7.3°C) to a mild 57.7°F (14.3°C). In the month of April, an average of 39.9°F (4.4°C) marks the low-temperature.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
Months with snowfall are January through May, October through December. In Haynes Mill, during April, snow falls for 0.7 days and regularly aggregates up to 0.2" (5mm) of snow. In Haynes Mill, during the entire year, snow falls for 33.8 days and aggregates up to 17.91" (455mm) of snow.Daylight
In Haynes Mill, the average length of the day in April is 13h and 20min.On the first day of April in Haynes Mill, 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 Haynes Mill, the average sunshine in April is 8h.UV index
In Haynes Mill, Pennsylvania, the average daily maximum UV index in April is 4. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for average individuals.Note: The maximum daily UV index, 4 in April, converts into the following recommendations:
Make use of precautions - It is urged to ward off sun damage. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in April?
What is the least humid month?
What is the average humidity in April?
How many days does it rain in April?
How much does it snow in April?
How many hours of daylight does Haynes Mill have in April?
When is the sunrise / sunset in April?
How many hours of sunshine does Haynes Mill have in April?
How high is the UV index in April?
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
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