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 arrival of April signals an increase in the average high-temperature, moving from an icy 37.6°F (3.1°C) in March to a cool 51.1°F (10.6°C). Webster, in April, observes a steady average low-temperature of 35.1°F (1.7°C).Humidity
In Webster, the average relative humidity in April is 70%.Rainfall
In Webster, during April, the rain falls for 11.3 days and regularly aggregates up to 1.93" (49mm) of precipitation. In Webster, during the entire year, the rain falls for 112.9 days and collects up to 22.09" (561mm) of precipitation.Snowfall
January through May, October through December are months with snowfall in Webster. In Webster, South Dakota, in April, during 5.8 snowfall days, 2.64" (67mm) of snow is typically accumulated. In Webster, during the entire year, snow falls for 68.4 days and aggregates up to 23.74" (603mm) of snow.Daylight
The average length of the day in April is 13h and 33min.On the first day of April in Webster, sunrise is at 7:08 am and sunset at 7:58 pm. On the last day of the month, sunrise is at 6:18 am and sunset at 8:35 pm CDT.
Sunshine
In Webster, the average sunshine in April is 7.3h.UV index
In April, the average daily maximum UV index is 3. A UV Index reading of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The maximum daily UV index, 3 in April, converts into the following recommendations:
Undertake precautions - Guarding against sun damage is counselled. Avoiding the Sun's peak radiation during midday hours is essential for health and safety. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses. Be alert! Nearly double the UV rays from the Sun can be reflected by snow.
Frequently asked questions
What are April temperatures in Webster?
What is the average humidity in April in Webster?
How many days does it rain in April in Webster?
How many days does it snow in April in Webster?
How many hours of daylight does Webster have in April?
When is the sunrise / sunset in April in Webster?
How many hours of sunshine does Webster have in April?
What is the UV index reading in April in Webster?
Average temperature in April
Webster, SD
- Average high temperature in April: 51.1°F
The warmest month (with the highest average high temperature) is July (81°F).
The month with the lowest average high temperature is January (18.9°F).
- Average low temperature in April: 35.1°F
The month with the highest average low temperature is July (61.3°F).
The coldest month (with the lowest average low temperature) is January (5°F).
Average pressure in April
Webster, SD
- Average pressure in April: 29.96"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
Webster, SD
- Average wind speed in April: 11.7mph
The windiest month (with the highest average wind speed) is April (11.7mph).
The calmest month (with the lowest average wind speed) is July (8.7mph).
Average humidity in April
Webster, SD
- Average humidity in April: 70%
The month with the highest relative humidity is January (91%).
The month with the lowest relative humidity is September (66%).
Average rainfall in April
Webster, SD
- Average rainfall in April: 1.93"
The wettest month (with the highest rainfall) is July (3.58").
The driest month (with the least rainfall) is November (0.63").
Average rainfall days in April
Webster, SD
- Average rainfall days in April: 11.3 days
The month with the highest number of rainy days is June (17.9 days).
The month with the least rainy days is February (2.3 days).
Average snowfall in April
Webster, SD
- Average snowfall in April: 2.64"
The month with the highest snowfall is December (4.53").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in April
Webster, SD
- Average snowfall days in April: 5.8 days
The month with the highest number of snowfall days is January (15.1 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Webster, SD
- Average daylight in April: 13h and 3min
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 2min
The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is January (Average sunshine: 3h and 12min).
Average sunshine days in April
Webster, SD
- Average sunshine days in April: 13 days
The month with the most sunshine days is November (19.5 days).
The month with the least sunshine days is June (10.4 days).
Average UV index in April
Webster, SD
- Average UV index in April: 3
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, November and December (UV index 1).
Average cloud cover in April
Webster, SD
- Average cloud cover in April: 49
The month with the most cloud cover is January (Cloud cover 66).
The months with the least cloud cover are July and August (Cloud cover 27).
Average visibility in April
Webster, SD
- Average visibility in April: 6mi
The months with the highest visibility are April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February, March and December (5mi).
Webster, South Dakota, USA
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