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 frosty 47.5°F (8.6°C) in March to a mild 59.5°F (15.3°C). During April, the average low-temperature is recorded at a chilly 43.2°F (6.2°C).Humidity
The average relative humidity in April is 76%.Rainfall
In Petroleum, in April, during 14.8 rainfall days, 1.81" (46mm) of precipitation is typically accumulated. In Petroleum, during the entire year, the rain falls for 137.2 days and collects up to 17.95" (456mm) of precipitation.Snowfall
Months with snowfall in Petroleum are January through April, October through December. April is the last month it regularly snows. During 1.2 snowfall days, in April, Petroleum aggregates 0.39" (10mm) of snow. Throughout the year, there are 35.6 snowfall days, and 7.64" (194mm) of snow is accumulated.Daylight
In April, the average length of the day is 13h and 19min.On the first day of April, sunrise is at 7:22 am and sunset at 8:05 pm. On the last day of the month, sunrise is at 6:39 am and sunset at 8:35 pm EDT.
Sunshine
In April, the average sunshine is 7h.UV index
In Petroleum, the average daily maximum UV index in April is 4. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV radiation for average individuals.Note: The daily high UV index of 4 in April translates into this advice:
Make use of precautions - Suggestions to resist sunburn are communicated. Avoiding the Sun's peak radiation during midday hours is essential for health and safety. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes. 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 are the temperatures in Petroleum in April?
What is the average humidity in April in Petroleum?
How much does it rain in April?
What is the last month it snows?
What is the average length of the day in April?
When is the sunrise / sunset in April?
How many hours of sunshine does Petroleum have in April?
How high is the UV index in April?
Average temperature in April
Petroleum, IN
- Average high temperature in April: 59.5°F
The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (31.6°F).
- Average low temperature in April: 43.2°F
The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (20.1°F).
Average pressure in April
Petroleum, IN
- Average pressure in April: 29.96"Hg
The months with the highest atmospheric pressure are January and November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in April
Petroleum, IN
- Average wind speed in April: 10.1mph
The windiest month (with the highest average wind speed) is January (10.7mph).
The calmest month (with the lowest average wind speed) is August (6mph).
Average humidity in April
Petroleum, IN
- Average humidity in April: 76%
The months with the highest relative humidity are January, February and December (83%).
The month with the lowest relative humidity is October (74%).
Average rainfall in April
Petroleum, IN
- Average rainfall in April: 1.81"
The wettest month (with the highest rainfall) is May (2.24").
The driest month (with the least rainfall) is February (0.98").
Average rainfall days in April
Petroleum, IN
- Average rainfall days in April: 14.8 days
The month with the highest number of rainy days is May (17.5 days).
The month with the least rainy days is February (5.4 days).
Average snowfall in April
Petroleum, IN
- Average snowfall in April: 0.39"
The month with the highest snowfall is February (2.2").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in April
Petroleum, IN
- Average snowfall days in April: 1.2 days
The month with the highest number of snowfall days is January (9.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Petroleum, IN
- 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 18min).
- Average sunshine in April: 7h and 0min
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 30min).
Average sunshine days in April
Petroleum, IN
- Average sunshine days in April: 13.4 days
The month with the most sunshine days is November (18.9 days).
The month with the least sunshine days is May (11.3 days).
Average UV index in April
Petroleum, 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
Petroleum, IN
- Average cloud cover in April: 48
The month with the most cloud cover is January (Cloud cover 64).
The months with the least cloud cover are July and August (Cloud cover 33).
Average visibility in April
Petroleum, IN
- Average visibility in April: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, October, November and December (6mi).
The months with the lowest visibility are August and September (5mi).
Petroleum, Indiana, USA
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