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
A distinct shift in the average high-temperature is signaled in April, moving up from an icy 39.7°F (4.3°C) in March to a fresh 54.1°F (12.3°C). Plana experiences a nighttime temperature average of 36.9°F (2.7°C) during April.Humidity
The average relative humidity in April is 67%.Rainfall
In Plana, in April, it is raining for 10.2 days, with typically 1.65" (42mm) of accumulated precipitation. Throughout the year, there are 97.2 rainfall days, and 18.35" (466mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. In Plana, South Dakota, in April, during 3.3 snowfall days, 2.32" (59mm) of snow is typically accumulated. In Plana, during the entire year, snow falls for 54.8 days and aggregates up to 19.13" (486mm) of snow.Daylight
The average length of the day in April is 13h and 34min.On the first day of the month, sunrise is at 7:11 am and sunset at 8:01 pm. On the last day of April, sunrise is at 6:21 am and sunset at 8:39 pm CDT.
Sunshine
The average sunshine in April is 7.7h.UV index
In Plana, South Dakota, the average daily maximum UV index in April is 3. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for the average person.Note: The daily high UV index of 3 in April translates into this advice:
Act with care - Obligation to protect against skin and eye damage is highlighted. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses. Take precaution! The reflection from snow can almost double the UV radiation of the Sun.
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 much does it rain in April?
How much does it snow in April?
How many hours of daylight does Plana have in April?
When are sunrise and sunset in April?
How long on average sun shines in April?
What is the UV index reading in April?
Average temperature in April
Plana, SD
- Average high temperature in April: 54.1°F
The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is January (20.7°F).
- Average low temperature in April: 36.9°F
The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (6.3°F).
Average pressure in April
Plana, SD
- Average pressure in April: 29.95"Hg
The month with the highest atmospheric pressure is February (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).
Average wind speed in April
Plana, SD
- Average wind speed in April: 10.6mph
The windiest month (with the highest average wind speed) is April (10.6mph).
The calmest month (with the lowest average wind speed) is August (8.3mph).
Average humidity in April
Plana, SD
- Average humidity in April: 67%
The month with the highest relative humidity is January (88%).
The months with the lowest relative humidity are August and September (60%).
Average rainfall in April
Plana, SD
- Average rainfall in April: 1.65"
The wettest month (with the highest rainfall) is June (3.46").
The driest month (with the least rainfall) is January (0.59").
Average rainfall days in April
Plana, SD
- Average rainfall days in April: 10.2 days
The month with the highest number of rainy days is June (15 days).
The month with the least rainy days is February (2 days).
Average snowfall in April
Plana, SD
- Average snowfall in April: 2.32"
The month with the highest snowfall is January (3.82").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in April
Plana, SD
- Average snowfall days in April: 3.3 days
The month with the highest number of snowfall days is January (13 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Plana, SD
- Average daylight in April: 13h and 4min
The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).
- Average sunshine in April: 7h and 4min
The month with the most sunshine is July (Average sunshine: 11h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).
Average sunshine days in April
Plana, SD
- Average sunshine days in April: 15.5 days
The month with the most sunshine days is November (20.9 days).
The month with the least sunshine days is June (12.7 days).
Average UV index in April
Plana, SD
- Average UV index in April: 3
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 and November (UV index 1).
Average cloud cover in April
Plana, SD
- Average cloud cover in April: 46
The month with the most cloud cover is January (Cloud cover 57).
The months with the least cloud cover are July and August (Cloud cover 23).
Average visibility in April
Plana, SD
- Average visibility in April: 6mi
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is January (5mi).
Plana, South Dakota, USA
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