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 Flackville, the average high-temperature in April increases from a chilly 49.5°F (9.7°C) in March to a comfortable 61.3°F (16.3°C). During the nights in April, the temperature in Flackville averages to a chilly 45.1°F (7.3°C).Humidity
In Flackville, the average relative humidity in April is 76%.Rainfall
In Flackville, during April, the rain falls for 16 days and regularly aggregates up to 3.11" (79mm) of precipitation. Throughout the year, there are 163.9 rainfall days, and 27.2" (691mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through May, October through December. In Flackville, in April, during 0.8 snowfall days, 0.16" (4mm) of snow is typically accumulated. Throughout the year, in Flackville, there are 36.9 snowfall days, and 10.12" (257mm) of snow is accumulated.Daylight
The average length of the day in April is 13h and 17min.On the first day of the month, sunrise is at 7:27 am and sunset at 8:09 pm. On the last day of April, sunrise is at 6:45 am and sunset at 8:38 pm EDT.
Sunshine
In April, the average sunshine is 7.1h.UV index
The average daily maximum UV index in April is 4. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for the ordinary person.Note: The UV index of 4 in April translates into these instructions:
Put precautions into practice - Protective measures against sun-induced damage are advised. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses. Remember! The Sun's UV radiation can be magnified almost twofold by the reflection of 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 average humidity in April?
How many days does it rain in April?
How much does it snow in April?
What is the average length of the day in April?
What time are sunrise and sunset in April in Flackville?
How many hours of sunshine does Flackville have in April?
How high is the UV index in April?
Average temperature in April
Flackville, IN
- Average high temperature in April: 61.3°F
The warmest month (with the highest average high temperature) is July (81.9°F).
The month with the lowest average high temperature is January (32.5°F).
- Average low temperature in April: 45.1°F
The month with the highest average low temperature is July (65.8°F).
The coldest month (with the lowest average low temperature) is January (20.8°F).
Average pressure in April
Flackville, IN
- Average pressure in April: 29.95"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in April
Flackville, IN
- Average wind speed in April: 9.6mph
The windiest months (with the highest average wind speed) are January and February (9.8mph).
The calmest month (with the lowest average wind speed) is August (5.8mph).
Average humidity in April
Flackville, IN
- Average humidity in April: 76%
The month with the highest relative humidity is December (82%).
The month with the lowest relative humidity is October (73%).
Average rainfall in April
Flackville, IN
- Average rainfall in April: 3.11"
The wettest month (with the highest rainfall) is May (3.39").
The driest month (with the least rainfall) is February (1.54").
Average rainfall days in April
Flackville, IN
- Average rainfall days in April: 16 days
The month with the highest number of rainy days is May (19 days).
The month with the least rainy days is February (8.4 days).
Average snowfall in April
Flackville, IN
- Average snowfall in April: 0.16"
The month with the highest snowfall is January (2.76").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in April
Flackville, IN
- Average snowfall days in April: 0.8 days
The month with the highest number of snowfall days is January (10.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Flackville, IN
- Average daylight in April: 13h and 2min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in April: 7h and 1min
The months with the most sunshine are June and July (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).
Average sunshine days in April
Flackville, IN
- Average sunshine days in April: 12.3 days
The month with the most sunshine days is November (16.6 days).
The month with the least sunshine days is May (9.3 days).
Average UV index in April
Flackville, IN
- Average UV index in April: 4
The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in April
Flackville, IN
- Average cloud cover in April: 46
The month with the most cloud cover is January (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 30).
Average visibility in April
Flackville, IN
- Average visibility in April: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Flackville, Indiana, USA
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