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
Harkness's transition into April is marked by a temperature shift, moving from an icy 41.9°F (5.5°C) in March to a fresh 54.1°F (12.3°C). During April, Harkness sees a mean low-temperature of 35.6°F (2°C).Humidity
The months with the lowest humidity are April, June and July, with an average relative humidity of 78%.Rainfall
In Harkness, during April, the rain falls for 16.8 days and regularly aggregates up to 2.36" (60mm) of precipitation. In Harkness, during the entire year, the rain falls for 164.7 days and collects up to 24.09" (612mm) of precipitation.Snowfall
January through May, October through December are months with snowfall in Harkness. In Harkness, in April, snow falls for 3.8 days, with typically accumulated 1.14" (29mm) of snow. Throughout the year, there are 67.5 snowfall days, and 20.75" (527mm) of snow is accumulated.Daylight
In Harkness, the average length of the day in April is 13h and 23min.On the first day of the month, sunrise is at 6:48 am and sunset at 7:32 pm. On the last day of April, in Harkness, sunrise is at 6:03 am and sunset at 8:04 pm EDT.
Sunshine
In April, the average sunshine in Harkness is 7h.UV index
In April, the average daily maximum UV index in Harkness is 3. A UV Index value of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for the average person.Note: The daily maximum UV index of 3 in April interprets into the following advice:
Exercise care. People with light skin might get burns in fewer than 30 minutes. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes. Be aware! The intensity of the Sun's UV radiation can be amplified nearly twice due to snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average April temperature in Harkness?
What are the least humid months in Harkness?
What is the average humidity in April in Harkness?
How much does it rain in Harkness in April?
How much does it snow in Harkness in April?
What is the average length of the day in April in Harkness?
When are sunrise and sunset in April in Harkness?
How many hours of sunshine does Harkness have in April?
How high is the UV index in April in Harkness?
Average temperature in April
Harkness, PA
- Average high temperature in April: 54.1°F
The warmest month (with the highest average high temperature) is July (80.4°F).
The month with the lowest average high temperature is January (29.3°F).
- Average low temperature in April: 35.6°F
The month with the highest average low temperature is July (57.6°F).
The coldest month (with the lowest average low temperature) is January (17.8°F).
Average pressure in April
Harkness, PA
- Average pressure in April: 29.98"Hg
The month with the highest atmospheric pressure is November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in April
Harkness, PA
- Average wind speed in April: 8.3mph
The windiest month (with the highest average wind speed) is January (8.7mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).
Average humidity in April
Harkness, PA
- Average humidity in April: 78%
The month with the highest relative humidity is February (85%).
The months with the lowest relative humidity are April, June and July (78%).
Average rainfall in April
Harkness, PA
- Average rainfall in April: 2.36"
The wettest month (with the highest rainfall) is May (2.44").
The driest month (with the least rainfall) is January (1.38").
Average rainfall days in April
Harkness, PA
- Average rainfall days in April: 16.8 days
The month with the highest number of rainy days is July (17.8 days).
The month with the least rainy days is January (7.3 days).
Average snowfall in April
Harkness, PA
- Average snowfall in April: 1.14"
The month with the highest snowfall is February (5.51").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in April
Harkness, PA
- Average snowfall days in April: 3.8 days
The month with the highest number of snowfall days is January (15.9 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Harkness, PA
- Average daylight in April: 13h and 2min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in April: 7h and 0min
The month with the most sunshine is July (Average sunshine: 10h and 0min).
The months with the least sunshine are January, February and December (Average sunshine: 3h and 12min).
Average sunshine days in April
Harkness, PA
- Average sunshine days in April: 9.4 days
The month with the most sunshine days is September (14.4 days).
The month with the least sunshine days is February (8.8 days).
Average UV index in April
Harkness, 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 and December (UV index 1).
Average cloud cover in April
Harkness, PA
- Average cloud cover in April: 54
The months with the most cloud cover are January, February and December (Cloud cover 68).
The months with the least cloud cover are July and August (Cloud cover 39).
Average visibility in April
Harkness, PA
- Average visibility in April: 5mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (5mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (5mi).
Harkness, Pennsylvania, USA
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