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
As April begins, there is an increase in the average high-temperature, moving from a chilly 43.3°F (6.3°C) in March to a moderate 55.9°F (13.3°C). South Switch Junction's average low-temperature in the month of April is recorded at an icy 38.8°F (3.8°C).Humidity
In South Switch Junction, the average relative humidity in April is 77%.Rainfall
In April, the rain falls for 15.1 days. Throughout April, 2.91" (74mm) of precipitation is accumulated. Throughout the year, there are 135.3 rainfall days, and 27.4" (696mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through April, October through December. April is the last month it regularly snows. During 2 snowfall days, in April, South Switch Junction aggregates 1.22" (31mm) of snow. Throughout the year, there are 43.9 snowfall days, and 17.09" (434mm) of snow is accumulated.Daylight
In South Switch Junction, the average length of the day in April is 13h and 25min.On the first day of the month, sunrise is at 6:43 am and sunset at 7:29 pm. On the last day of April, sunrise is at 5:57 am and sunset at 8:01 pm CDT.
Sunshine
In South Switch Junction, the average sunshine in April is 7.2h.UV index
In April, the average daily maximum UV index is 3. A UV Index reading of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for average individuals.Note: The maximum UV index of 3 during April translates into these guidelines:
Stay alert. Light-skinned people could suffer burns in less than 30 minutes. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance. Be prepared! The intensity of the Sun's UV radiation can be amplified nearly double due to snow reflection.
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 much does it rain in April?
What is the last month it snows?
How many hours of daylight does South Switch Junction have in April?
What time are sunrise and sunset in April?
How long on average sun shines in April in South Switch Junction?
How high is the UV index in April in South Switch Junction?
Average temperature in April
South Switch Junction, IA
- Average high temperature in April: 55.9°F
The warmest month (with the highest average high temperature) is July (79.7°F).
The month with the lowest average high temperature is January (25°F).
- Average low temperature in April: 38.8°F
The month with the highest average low temperature is July (62.8°F).
The coldest month (with the lowest average low temperature) is January (12.4°F).
Average pressure in April
South Switch Junction, IA
- Average pressure in April: 29.94"Hg
The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).
Average wind speed in April
South Switch Junction, IA
- Average wind speed in April: 10.4mph
The windiest month (with the highest average wind speed) is April (10.4mph).
The calmest months (with the lowest average wind speed) are July and August (6.8mph).
Average humidity in April
South Switch Junction, IA
- Average humidity in April: 77%
The months with the highest relative humidity are January and February (87%).
The month with the lowest relative humidity is October (76%).
Average rainfall in April
South Switch Junction, IA
- Average rainfall in April: 2.91"
The wettest months (with the highest rainfall) are May and June (3.7").
The driest months (with the least rainfall) are January and February (1.14").
Average rainfall days in April
South Switch Junction, IA
- Average rainfall days in April: 15.1 days
The month with the highest number of rainy days is May (17.7 days).
The month with the least rainy days is February (4.4 days).
Average snowfall in April
South Switch Junction, IA
- Average snowfall in April: 1.22"
The month with the highest snowfall is January (4.88").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in April
South Switch Junction, IA
- Average snowfall days in April: 2 days
The month with the highest number of snowfall days is January (12.8 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 Switch Junction, IA
- 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: 7h and 1min
The months with the most sunshine are July and August (Average sunshine: 9h and 42min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).
Average sunshine days in April
South Switch Junction, IA
- Average sunshine days in April: 11.8 days
The months with the most sunshine days are November and December (17.5 days).
The month with the least sunshine days is June (10.3 days).
Average UV index in April
South Switch Junction, IA
- Average UV index in April: 3
The month with the highest UV index is June (UV index 6).
The months with the lowest UV index are January, November and December (UV index 1).
Average cloud cover in April
South Switch Junction, IA
- Average cloud cover in April: 51
The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is August (Cloud cover 32).
Average visibility in April
South Switch Junction, IA
- Average visibility in April: 6mi
The months with the highest visibility are February, March, April, May, June, August, September, October, November and December (6mi).
The months with the lowest visibility are January and July (5mi).
South Switch Junction, Iowa, USA
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