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
Richmond's April weather is marked by a distinct rise in high-temperatures, escalating from a wintry 39.7°F (4.3°C) in March to a fresh 54.1°F (12.3°C). An average low-temperature of 36.9°F (2.7°C) is recorded during the nights in April.Humidity
In April, the average relative humidity is 67%.Rainfall
In Richmond, in April, during 10.2 rainfall days, 1.65" (42mm) of precipitation is typically accumulated. Throughout the year, there are 97.2 rainfall days, and 18.35" (466mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through May, October through December. In April, it is snowing for 3.3 days. Throughout April, 2.32" (59mm) of snow is accumulated. In Richmond, 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 7:12 am and sunset at 8:03 pm. On the last day of April, sunrise is at 6:22 am and sunset at 8:40 pm CDT.
Sunshine
The average sunshine in April in Richmond, South Dakota, is 7.7h.UV index
The average daily maximum UV index in April is 3. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for ordinary individuals.Note: An average UV index of 3 in April transforms into this advice:
Make use of precautions - Suggestions to resist sunburn are communicated. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Take careful note! The UV radiation of the Sun can be nearly doubled by 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 many days does it rain in April?
How much does it snow in April?
How many hours of daylight does Richmond have in April?
What time are sunrise and sunset in April?
How many hours of sunshine does Richmond have in April?
What is the UV index reading in April?
Average temperature in April
Richmond, 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
Richmond, 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
Richmond, 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
Richmond, 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
Richmond, 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
Richmond, 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
Richmond, 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
Richmond, 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
Richmond, 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
Richmond, 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
Richmond, 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
Richmond, 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
Richmond, 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).
Richmond, South Dakota, USA
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