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 beginning of April signals a rise in the average high-temperature, moving from a chilly 46.9°F (8.3°C) in March to a moderate 58.6°F (14.8°C). Throughout the nights in April, Harlansburg experiences an average low-temperature of 42.1°F (5.6°C).Humidity
In April, the average relative humidity is 76%.Rainfall
April is the month with the most rainfall in Harlansburg. Rain falls for 15.7 days and accumulates 3.07" (78mm) of precipitation.Snowfall
January through April, October through December are months with snowfall. April is the last month it regularly snows in Harlansburg. During 1.7 snowfall days, in April, Harlansburg aggregates 0.47" (12mm) of snow. Throughout the year, there are 47.8 snowfall days, and 11.93" (303mm) of snow is accumulated.Daylight
The average length of the day in April in Harlansburg is 13h and 20min.On the first day of the month, sunrise is at 7:24 am and sunset at 8:07 pm. On the last day of April, sunrise is at 6:40 am and sunset at 8:38 pm EDT.
Sunshine
In April, the average sunshine in Harlansburg, Indiana, is 6.8h.UV index
In Harlansburg, the average daily maximum UV index in April is 4. A UV Index estimate of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for the average person.Note: In April, the UV index of 4 transforms into the following advice:
Undertake protective steps - Recommendations to avoid sunburn are issued. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized. Observe! Snow reflection can nearly intensify the Sun's UV radiation twofold.
Frequently asked questions
What is the temperature in April in Harlansburg?
What is the average humidity in April in Harlansburg?
What is the rainiest month in Harlansburg?
How many days does it rain in April in Harlansburg?
What is the last month it snows in Harlansburg?
What is the average length of the day in April in Harlansburg?
What time are sunrise and sunset in April in Harlansburg?
How many hours of sunshine does Harlansburg have in April?
What is the UV index reading in April in Harlansburg?
Average temperature in April
Harlansburg, IN
- Average high temperature in April: 58.6°F
The warmest month (with the highest average high temperature) is July (80.8°F).
The month with the lowest average high temperature is January (30.7°F).
- Average low temperature in April: 42.1°F
The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (19.2°F).
Average pressure in April
Harlansburg, IN
- Average pressure in April: 29.96"Hg
The months with the highest atmospheric pressure are January and November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in April
Harlansburg, IN
- Average wind speed in April: 10.1mph
The windiest month (with the highest average wind speed) is January (10.4mph).
The calmest months (with the lowest average wind speed) are July and August (6.2mph).
Average humidity in April
Harlansburg, IN
- Average humidity in April: 76%
The month with the highest relative humidity is January (84%).
The month with the lowest relative humidity is October (75%).
Average rainfall in April
Harlansburg, IN
- Average rainfall in April: 3.07"
The wettest month (with the highest rainfall) is April (3.07").
The driest month (with the least rainfall) is February (1.42").
Average rainfall days in April
Harlansburg, IN
- Average rainfall days in April: 15.7 days
The month with the highest number of rainy days is May (18.3 days).
The month with the least rainy days is January (6.8 days).
Average snowfall in April
Harlansburg, IN
- Average snowfall in April: 0.47"
The month with the highest snowfall is February (3.27").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in April
Harlansburg, IN
- Average snowfall days in April: 1.7 days
The month with the highest number of snowfall days is January (13.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Harlansburg, IN
- Average daylight in April: 13h and 2min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in April: 6h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 18min).
Average sunshine days in April
Harlansburg, IN
- Average sunshine days in April: 11.7 days
The month with the most sunshine days is October (16 days).
The months with the least sunshine days are February and May (10.5 days).
Average UV index in April
Harlansburg, IN
- Average UV index in April: 4
The month with the highest UV index is June (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
Harlansburg, IN
- Average cloud cover in April: 50
The month with the most cloud cover is January (Cloud cover 65).
The month with the least cloud cover is August (Cloud cover 33).
Average visibility in April
Harlansburg, IN
- Average visibility in April: 6mi
The months with the highest visibility are February, March, April, May, June, July, September, October, November and December (6mi).
The months with the lowest visibility are January and August (5mi).
Harlansburg, Indiana, USA
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