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
April's onset witnesses a shift in the average high-temperature, moving from a frosty 48.6°F (9.2°C) in March to a refreshing 60.8°F (16°C). Isabella experiences an average low-temperature of 41.2°F (5.1°C) in the month of April.Humidity
The months with the lowest humidity are April, July, August and November, with an average relative humidity of 77%.Rainfall
In April, the rain falls for 8.8 days. Throughout April, 0.59" (15mm) of precipitation is accumulated. In Isabella, during the entire year, the rain falls for 82.6 days and collects up to 6.1" (155mm) of precipitation.Snowfall
January through April, November and December are months with snowfall in Isabella. April is the last month it regularly snows. During 0.8 snowfall days, in April, Isabella aggregates 0.04" (1mm) of snow. Throughout the year, there are 19.8 snowfall days, and 1.57" (40mm) of snow is accumulated.Daylight
The average length of the day in April is 13h and 17min.On the first day of April, sunrise is at 7:02 am and sunset at 7:44 pm. On the last day of the month, sunrise is at 6:20 am and sunset at 8:13 pm EDT.
Sunshine
In April, the average sunshine is 7.7h.UV index
In Isabella, the average daily maximum UV index in April is 4. A UV Index of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for average individuals.Note: In April, the UV index of 4 transforms into the following advice:
Put precautions into practice - Protective measures against sun-induced damage are advised. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades. Take warning! The intensity of the Sun's UV radiation can be nearly amplified twice due to snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are April temperatures?
What are the least humid months?
What is the average humidity in April?
How many days does it rain in April?
What is the last month it snows?
What is the average length of the day in April?
When are sunrise and sunset in April in Isabella?
How many hours of sunshine does Isabella have in April?
What is the UV index intensity in April?
Average temperature in April
Isabella, PA
- Average high temperature in April: 60.8°F
The warmest month (with the highest average high temperature) is July (83.1°F).
The month with the lowest average high temperature is January (34.3°F).
- Average low temperature in April: 41.2°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 (21.2°F).
Average pressure in April
Isabella, PA
- Average pressure in April: 29.98"Hg
The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).
Average wind speed in April
Isabella, PA
- Average wind speed in April: 7.3mph
The windiest month (with the highest average wind speed) is January (7.8mph).
The calmest month (with the lowest average wind speed) is August (4.6mph).
Average humidity in April
Isabella, PA
- Average humidity in April: 77%
The months with the highest relative humidity are January and February (84%).
The months with the lowest relative humidity are April, July, August and November (77%).
Average rainfall in April
Isabella, PA
- Average rainfall in April: 0.59"
The wettest month (with the highest rainfall) is May (0.71").
The driest month (with the least rainfall) is September (0.28").
Average rainfall days in April
Isabella, PA
- Average rainfall days in April: 8.8 days
The month with the highest number of rainy days is July (9.8 days).
The month with the least rainy days is February (4 days).
Average snowfall in April
Isabella, PA
- Average snowfall in April: 0.04"
The months with the highest snowfall are February and December (0.35").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in April
Isabella, PA
- Average snowfall days in April: 0.8 days
The month with the highest number of snowfall days is January (6.3 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Isabella, PA
- Average daylight in April: 13h and 2min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in April: 7h and 4min
The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 0min).
Average sunshine days in April
Isabella, PA
- Average sunshine days in April: 18.8 days
The month with the most sunshine days is November (23.2 days).
The month with the least sunshine days is June (17.3 days).
Average UV index in April
Isabella, PA
- Average UV index in April: 4
The months with the highest UV index are June and July (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
Isabella, PA
- Average cloud cover in April: 49
The month with the most cloud cover is January (Cloud cover 69).
The month with the least cloud cover is August (Cloud cover 35).
Average visibility in April
Isabella, PA
- Average visibility in April: 6mi
The months with the highest visibility are April and November (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September, October and December (5mi).
Isabella, Pennsylvania, USA
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