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
South Sioux City experiences a temperature shift with the start of April, with average high-temperatures moving from a chilly 46.8°F (8.2°C) in March to a mild 58.6°F (14.8°C). During April, South Sioux City records an average temperature of 41.5°F (5.3°C) at night.Humidity
In South Sioux City, the average relative humidity in April is 67%.Rainfall
In South Sioux City, in April, during 11.5 rainfall days, 1.57" (40mm) of precipitation is typically accumulated. In South Sioux City, Nebraska, during the entire year, the rain falls for 102.3 days and collects up to 12.91" (328mm) of precipitation.Snowfall
January through April, October through December are months with snowfall. April is the last month it regularly snows. During 1.4 snowfall days, in April, South Sioux City aggregates 0.59" (15mm) of snow. Throughout the year, there are 31.1 snowfall days, and 6.85" (174mm) of snow is accumulated.Daylight
The average length of the day in April is 13h and 25min.On the first day of April, sunrise is at 7:06 am and sunset at 7:52 pm. On the last day of the month, sunrise is at 6:20 am and sunset at 8:24 pm CDT.
Sunshine
In April, the average sunshine is 8.1h.UV index
In April, the average daily maximum UV index is 4. A UV Index reading of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for the average person.Note: A maximum UV index of 4 in April translates into the following recommendations:
Heed the precautions - Protecting the skin and eyes from damage is compulsory. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes. Be advised! The UV radiation from the Sun can be almost doubled due to the reflective properties of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are April temperatures?
What is the average humidity in April?
How much does it rain in April?
What is the last month it snows in South Sioux City?
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?
How high is the UV index in April in South Sioux City?
Average temperature in April
South Sioux City, NE
- Average high temperature in April: 58.6°F
The warmest month (with the highest average high temperature) is July (83.8°F).
The month with the lowest average high temperature is January (27°F).
- Average low temperature in April: 41.5°F
The month with the highest average low temperature is July (64.9°F).
The coldest month (with the lowest average low temperature) is January (13.5°F).
Average pressure in April
South Sioux City, NE
- Average pressure in April: 29.92"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.86"Hg).
Average wind speed in April
South Sioux City, NE
- Average wind speed in April: 11mph
The windiest month (with the highest average wind speed) is April (11mph).
The calmest month (with the lowest average wind speed) is July (7.5mph).
Average humidity in April
South Sioux City, NE
- Average humidity in April: 67%
The month with the highest relative humidity is January (83%).
The month with the lowest relative humidity is October (65%).
Average rainfall in April
South Sioux City, NE
- Average rainfall in April: 1.57"
The wettest month (with the highest rainfall) is June (1.85").
The driest months (with the least rainfall) are January and February (0.39").
Average rainfall days in April
South Sioux City, NE
- Average rainfall days in April: 11.5 days
The month with the highest number of rainy days is June (14.6 days).
The month with the least rainy days is January (2.6 days).
Average snowfall in April
South Sioux City, NE
- Average snowfall in April: 0.59"
The month with the highest snowfall is January (1.77").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in April
South Sioux City, NE
- Average snowfall days in April: 1.4 days
The month with the highest number of snowfall days is January (8.2 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
South Sioux City, NE
- Average daylight in April: 13h and 2min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in April: 8h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is January (Average sunshine: 4h and 30min).
Average sunshine days in April
South Sioux City, NE
- Average sunshine days in April: 15.7 days
The month with the most sunshine days is January (22.6 days).
The month with the least sunshine days is June (13.1 days).
Average UV index in April
South Sioux City, NE
- Average UV index in April: 4
The months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is January (UV index 1).
Average cloud cover in April
South Sioux City, NE
- Average cloud cover in April: 43
The month with the most cloud cover is January (Cloud cover 51).
The month with the least cloud cover is July (Cloud cover 25).
Average visibility in April
South Sioux City, NE
- 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).
South Sioux City, Nebraska, USA
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