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
Delmont's transition into April brings a rise in the average high-temperature, moving from a frosty 45.9°F (7.7°C) in March to a refreshing 57.6°F (14.2°C). Delmont in April anticipates an average nighttime temperature of 39.7°F (4.3°C).Humidity
In April, the average relative humidity in Delmont, South Dakota, is 67%.Rainfall
In Delmont, in April, during 11.8 rainfall days, 2.13" (54mm) of precipitation is typically accumulated. In Delmont, during the entire year, the rain falls for 106.8 days and collects up to 19.29" (490mm) of precipitation.Snowfall
January through April, October through December are months with snowfall. April is the last month it regularly snows. During 2.3 snowfall days, in April, Delmont aggregates 1.3" (33mm) of snow. Throughout the year, there are 33.1 snowfall days, and 12.91" (328mm) of snow is accumulated.Daylight
In April, the average length of the day is 13h and 26min.On the first day of the month, sunrise is at 7:12 am and sunset at 7:59 pm. On the last day of April, in Delmont, sunrise is at 6:25 am and sunset at 8:33 pm CDT.
Sunshine
In April, the average sunshine in Delmont is 8.1h.UV index
In April, the average daily maximum UV index in Delmont is 4. A UV Index estimate of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The UV index of 4 during April translates into the following guidance:
Take precautions - Protection against sun damage is advised. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. During bright days, sunglasses that offer UVA and UVB defense are recommended. Pay attention! The reflection of snow can enhance the Sun's UV radiation almost double.
Frequently asked questions
What are the temperatures in Delmont in April?
What is the average humidity in April in Delmont?
How much does it rain in Delmont in April?
What is the last month it snows in Delmont?
How many hours of daylight does Delmont have in April?
When is the sunrise / sunset in April in Delmont?
How long on average sun shines in April in Delmont?
How high is the UV index in April in Delmont?
Average temperature in April
Delmont, SD
- Average high temperature in April: 57.6°F
The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is January (26.2°F).
- Average low temperature in April: 39.7°F
The month with the highest average low temperature is July (65.1°F).
The coldest month (with the lowest average low temperature) is January (12.2°F).
Average pressure in April
Delmont, SD
- Average pressure in April: 29.93"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).
Average wind speed in April
Delmont, SD
- Average wind speed in April: 11.2mph
The windiest month (with the highest average wind speed) is April (11.2mph).
The calmest month (with the lowest average wind speed) is July (8.5mph).
Average humidity in April
Delmont, SD
- Average humidity in April: 67%
The month with the highest relative humidity is January (85%).
The month with the lowest relative humidity is October (63%).
Average rainfall in April
Delmont, SD
- Average rainfall in April: 2.13"
The wettest month (with the highest rainfall) is May (3.31").
The driest month (with the least rainfall) is February (0.51").
Average rainfall days in April
Delmont, SD
- Average rainfall days in April: 11.8 days
The month with the highest number of rainy days is June (15.8 days).
The month with the least rainy days is January (2.5 days).
Average snowfall in April
Delmont, SD
- Average snowfall in April: 1.3"
The month with the highest snowfall is December (2.56").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in April
Delmont, SD
- Average snowfall days in April: 2.3 days
The month with the highest number of snowfall days is December (7.5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Delmont, SD
- Average daylight in April: 13h and 2min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 0min).
- Average sunshine in April: 8h and 1min
The month with the most sunshine is July (Average sunshine: 11h and 0min).
The month with the least sunshine is January (Average sunshine: 4h and 30min).
Average sunshine days in April
Delmont, SD
- Average sunshine days in April: 14.7 days
The month with the most sunshine days is November (22.8 days).
The month with the least sunshine days is June (11.8 days).
Average UV index in April
Delmont, SD
- Average UV index in April: 4
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, November and December (UV index 2).
Average cloud cover in April
Delmont, SD
- 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 23).
Average visibility in April
Delmont, SD
- 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).
Delmont, South Dakota, USA
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