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
Observing a slight rise in April, the average high-temperature shifts from March's frosty 47.8°F (8.8°C) to a moderate 56.1°F (13.4°C). In Saint Francis, an average low-temperature of 38.8°F (3.8°C) is recorded during April nights.Humidity
The average relative humidity in April is 63%.Rainfall
In April, in Saint Francis, the rain falls for 11.3 days. Throughout April, 1.93" (49mm) of precipitation is accumulated. Throughout the year, in Saint Francis, there are 109.2 rainfall days, and 16.89" (429mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through May, September through December. In Saint Francis, during April, snow falls for 2.6 days and regularly aggregates up to 1.38" (35mm) of snow. In Saint Francis, during the entire year, snow falls for 41.1 days and aggregates up to 14.53" (369mm) of snow.Daylight
In April, the average length of the day is 13h and 26min.On the first day of the month, sunrise is at 7:23 am and sunset at 8:10 pm. On the last day of April, sunrise is at 6:37 am and sunset at 8:44 pm CDT.
Sunshine
In April, the average sunshine is 8h.UV index
In Saint Francis, the average daily maximum UV index in April is 3. A UV Index estimate of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for average individuals.Note: A daily high UV index of 3 in April leads to these guidelines:
Adopt protective measures - Suggestions to resist sunburn are offered. To protect against the Sun's most potent rays, avoid direct exposure around midday. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat. 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 are the temperatures in Saint Francis in April?
What is the average humidity in April in Saint Francis?
How many days does it rain in April in Saint Francis?
How much does it snow in Saint Francis in April?
How many hours of daylight does Saint Francis have in April?
When is the sunrise / sunset in April in Saint Francis?
How many hours of sunshine does Saint Francis have in April?
How high is the UV index in April in Saint Francis?
Average temperature in April
Saint Francis, SD
- Average high temperature in April: 56.1°F
The warmest month (with the highest average high temperature) is July (86.4°F).
The month with the lowest average high temperature is January (31.5°F).
- Average low temperature in April: 38.8°F
The month with the highest average low temperature is July (65.7°F).
The coldest month (with the lowest average low temperature) is January (18.5°F).
Average pressure in April
Saint Francis, SD
- Average pressure in April: 29.92"Hg
The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).
Average wind speed in April
Saint Francis, SD
- Average wind speed in April: 13.1mph
The windiest month (with the highest average wind speed) is April (13.1mph).
The calmest months (with the lowest average wind speed) are July and August (10.6mph).
Average humidity in April
Saint Francis, SD
- Average humidity in April: 63%
The month with the highest relative humidity is January (78%).
The month with the lowest relative humidity is September (56%).
Average rainfall in April
Saint Francis, SD
- Average rainfall in April: 1.93"
The wettest month (with the highest rainfall) is May (2.6").
The driest month (with the least rainfall) is January (0.47").
Average rainfall days in April
Saint Francis, SD
- Average rainfall days in April: 11.3 days
The month with the highest number of rainy days is May (15.7 days).
The month with the least rainy days is January (2.4 days).
Average snowfall in April
Saint Francis, SD
- Average snowfall in April: 1.38"
The month with the highest snowfall is December (2.76").
The months with the least snowfall are June, July and August (0").
Average snowfall days in April
Saint Francis, SD
- Average snowfall days in April: 2.6 days
The month with the highest number of snowfall days is January (9.7 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in April /
Average sunshine in April
Saint Francis, 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 6min).
- Average sunshine in April: 8h and 0min
The month with the most sunshine is July (Average sunshine: 11h and 12min).
The month with the least sunshine is January (Average sunshine: 5h and 24min).
Average sunshine days in April
Saint Francis, SD
- Average sunshine days in April: 13.8 days
The month with the most sunshine days is December (20.4 days).
The month with the least sunshine days is June (11.2 days).
Average UV index in April
Saint Francis, 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, November and December (UV index 2).
Average cloud cover in April
Saint Francis, SD
- Average cloud cover in April: 41
The month with the most cloud cover is February (Cloud cover 44).
The months with the least cloud cover are July, August and September (Cloud cover 21).
Average visibility in April
Saint Francis, 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).
Saint Francis, South Dakota, USA
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