Sioux Falls Weather in April
With daytime temperatures of 14°C (57°F) and nighttime lows of 2°C (36°F), April in Sioux Falls brings moderate temperatures during the day. Do keep in mind that quite a bit of rainfall is typical. Around 76 mm (3 in) falls on average.
Rainfall in Sioux Falls in April
Historically, the month has about 10 days of rain, averaging 76 mm (3 in) in total. Individual showers can be quite heavy this month. A proper umbrella or rain jacket is worth having.
Temperature in Sioux Falls in April
Daytime highs in Sioux Falls in April reach 14°C (57°F), with nights around 2°C (36°F). A light jacket or extra layer can be useful, especially outside the warmest hours of the day. With overnight lows of 2°C (36°F), nights are cold. The cold air does make for deep, comfortable sleep if you have enough blankets.If your ideal day consists of dry skies and pleasant temperatures, May, July, August and September typically offer the best circumstances for Sioux Falls.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United States of America, check out our Sioux Falls's climate page.
Sioux Falls Temperature in April
Min Temperature
2°C (36°F)
Max Temperature
14°C (57°F)
Chance of Rain
33%
Precipitation
76 mm (3 in)
Rainy days
10 days
Humidity
65%
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Sioux Falls typically rise from around 12°C (54°F) at the start of April to approximately 17°C (63°F) by the end. Nights are cold, with lows typically ranging from -2°C (28°F) to 5°C (41°F).
Average temperatures in April
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in April
Historical weather for Sioux Falls in April
Browse day-by-day weather records for Sioux Falls spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Sioux Falls historical weather extremes in April
The extremes listed below come from historical weather data collected in Sioux Falls from 1976 through 2026.
- The lowest overnight temperature recorded in April was -15°C (5°F) (April 4, 2018).
Best Places in the United States of America in April
Find out more about the weather in the United States of America and which places have the best travel conditions in this month. See all of the United States of America in April →
perfect weather
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tolerable
unpleasant
poor
What to Wear in Sioux Falls in April
Pack for changing conditions in Sioux Falls in April. Bring a mix of short and long sleeves, a warm layer like a hoodie or light jacket, and comfortable pants. The key is being able to add or remove layers as the days goes by. Rain gear is recommended, you can expect wet weather on multiple days.What To Do in Sioux Falls in April
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United States of America, check out our Sioux Falls's climate page.
See the full Sioux Falls climate overview or explore weather in the United States of America.
