April weather forecastAlvan, PA
April
Weather in April
April in Alvan, Pennsylvania, is a moderate spring month, with an average temperature ranging between max 59°F (15°C) and min 39.7°F (4.3°C).Temperature
As April arrives, a rise in the average high-temperature is observed, moving from a chilly 46.2°F (7.9°C) in March to a mild 59°F (15°C). An average nighttime temperature of 39.7°F (4.3°C) is observed in Alvan during April.Humidity
The months with the lowest humidity in Alvan, Pennsylvania, are April and July, with an average relative humidity of 76%.Rainfall
In Alvan, in April, it is raining for 14.8 days, with typically 2.01" (51mm) of accumulated precipitation. Throughout the year, there are 146.6 rainfall days, and 19.84" (504mm) of precipitation is accumulated.Snowfall
Months with snowfall in Alvan are January through April, October through December. April is the last month it regularly snows. During 1.3 snowfall days, in April, Alvan aggregates 0.35" (9mm) of snow. Throughout the year, there are 37.4 snowfall days, and 14.61" (371mm) of snow is accumulated.Daylight
In April, the average length of the day in Alvan is 13h and 18min.On the first day of April, sunrise is at 6:55 am and sunset at 7:37 pm. On the last day of the month, sunrise is at 6:12 am and sunset at 8:07 pm EDT.
Sunshine
The average sunshine in April is 8.2h.UV index
In Alvan, the average daily maximum UV index in April is 3. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for the ordinary person.Note: A daily maximum UV index of 3 in April translates into the following instructions:
Exercise prudence. Persons with fair skin could be burned in under 30 minutes. Avoiding the Sun's peak radiation during midday hours is essential for health and safety. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat. Beware! Reflection from snow can magnify the Sun's UV radiation nearly twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in April
Alvan, PA
- Average high temperature in April: 59°F
The warmest month (with the highest average high temperature) is July (82.4°F).
The month with the lowest average high temperature is January (32.5°F).
- Average low temperature in April: 39.7°F
The month with the highest average low temperature is July (60.6°F).
The coldest month (with the lowest average low temperature) is January (20.1°F).
Average pressure in April
Alvan, 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
Alvan, PA
- Average wind speed in April: 7.7mph
The windiest month (with the highest average wind speed) is January (8.3mph).
The calmest month (with the lowest average wind speed) is August (4.5mph).
Average humidity in April
Alvan, PA
- Average humidity in April: 76%
The month with the highest relative humidity is February (82%).
The months with the lowest relative humidity are April and July (76%).
Average rainfall in April
Alvan, PA
- Average rainfall in April: 2.01"
The wettest month (with the highest rainfall) is May (2.36").
The driest month (with the least rainfall) is November (1.18").
Average rainfall days in April
Alvan, PA
- Average rainfall days in April: 14.8 days
The month with the highest number of rainy days is May (17.4 days).
The month with the least rainy days is January (7.5 days).
Average snowfall in April
Alvan, PA
- Average snowfall in April: 0.35"
The month with the highest snowfall is February (3.74").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in April
Alvan, PA
- Average snowfall days in April: 1.3 days
The month with the highest number of snowfall days is January (10.9 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
Alvan, PA
- Average daylight in April: 13h and 18min
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: 8h and 12min
The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).
Average sunshine days in April
Alvan, PA
- Average sunshine days in April: 12.4 days
The month with the most sunshine days is November (18.9 days).
The month with the least sunshine days is May (11 days).
Average UV index in April
Alvan, 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, November and December (UV index 2).
Average cloud cover in April
Alvan, PA
- Average cloud cover in April: 47
The month with the most cloud cover is January (Cloud cover 56).
The month with the least cloud cover is July (Cloud cover 33).
Average visibility in April
Alvan, 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).





