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
The transition to April introduces an increase in the average high-temperature, shifting from a fresh 50.5°F (10.3°C) in March to a refreshing 62.2°F (16.8°C). During the month of April, Hartsville experiences a steady low-temperature average of 45.7°F (7.6°C).Humidity
In April, the average relative humidity in Hartsville, Indiana, is 77%.Rainfall
In Hartsville, in April, it is raining for 16.7 days, with typically 4.02" (102mm) of accumulated precipitation. In Hartsville, during the entire year, the rain falls for 169.5 days and collects up to 35.87" (911mm) of precipitation.Snowfall
Months with snowfall are January through April, November and December. April is the last month it regularly snows. During 0.9 snowfall days, in April, Hartsville aggregates 0.2" (5mm) of snow. Throughout the year, there are 34.1 snowfall days, and 11.22" (285mm) of snow is accumulated.Daylight
In April, the average length of the day is 13h and 16min.On the first day of April in Hartsville, Indiana, sunrise is at 7:25 am and sunset at 8:07 pm. On the last day of the month, sunrise is at 6:44 am and sunset at 8:35 pm EDT.
Sunshine
In Hartsville, the average sunshine in April is 7.4h.UV index
The average daily maximum UV index in April is 4. A UV Index value of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for ordinary individuals.Note: In April, a regular UV index of 4 translates into these guidelines:
Exercise care. People with light skin might get burns in fewer than 30 minutes. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. Stay sun-safe with clothing that is both closely woven and worn loosely. Take note! UV radiation from the Sun can double in intensity 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?
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?
What time are sunrise and sunset in April?
How long on average sun shines in April?
What is the UV index reading in April in Hartsville?
Average temperature in April
Hartsville, IN
- Average high temperature in April: 62.2°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 (34.7°F).
- Average low temperature in April: 45.7°F
The month with the highest average low temperature is July (65.1°F).
The coldest month (with the lowest average low temperature) is January (22.3°F).
Average pressure in April
Hartsville, IN
- Average pressure in April: 29.96"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
Hartsville, IN
- Average wind speed in April: 9.3mph
The windiest months (with the highest average wind speed) are January and February (9.4mph).
The calmest months (with the lowest average wind speed) are July and August (5.5mph).
Average humidity in April
Hartsville, IN
- Average humidity in April: 77%
The months with the highest relative humidity are July and December (82%).
The month with the lowest relative humidity is October (74%).
Average rainfall in April
Hartsville, IN
- Average rainfall in April: 4.02"
The wettest month (with the highest rainfall) is May (4.17").
The driest month (with the least rainfall) is September (2.17").
Average rainfall days in April
Hartsville, IN
- Average rainfall days in April: 16.7 days
The month with the highest number of rainy days is May (20.1 days).
The month with the least rainy days is January (9.8 days).
Average snowfall in April
Hartsville, IN
- Average snowfall in April: 0.2"
The month with the highest snowfall is February (2.91").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in April
Hartsville, IN
- Average snowfall days in April: 0.9 days
The month with the highest number of snowfall days is January (9.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Hartsville, 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 30min).
- Average sunshine in April: 7h and 2min
The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).
Average sunshine days in April
Hartsville, IN
- Average sunshine days in April: 11 days
The month with the most sunshine days is November (16.2 days).
The month with the least sunshine days is May (9.3 days).
Average UV index in April
Hartsville, IN
- Average UV index in April: 4
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, October, November and December (UV index 2).
Average cloud cover in April
Hartsville, IN
- Average cloud cover in April: 45
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
Hartsville, IN
- Average visibility in April: 6mi
The months with the highest visibility are March, April, May, June, August, September, October and November (6mi).
The months with the lowest visibility are January, February, July and December (5mi).
Hartsville, Indiana, USA
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